IBM S05L-1270-01 - Manual

Related Publications The following mobile product publications are availablethrough IBM or your IBM Authorized Dealer. Publication Part, Form Number Mobile Systems HMMVolume 1: Laptop,Notebook, Portable, andThinkPad Computers(Models L40, CL57, N45,N51, P70, P75, ThinkPad300, 350, 500, 510, 710T,Expa...

Related Diskettes The following diskettes are available through IBM or yourIBM Authorized Dealer. Diskette Part, Form Number ThinkPad 300 (2615)Advanced DiagnosticsDiskette 33G9361, S33G-9361 ThinkPad 350, 350C, 425,425C (2618) AdvancedDiagnostics Diskette A211000, GA21-1000 ThinkPad 365 (2625)Advan...

Contents Introduction . . . . . . . . . . . . . . . . . . . 1 Mobile Computer Descriptions . . . . . . . . . . . 2 Drive and Diskette Compatibility Matrix . . . . . . . 5 Important Service Information . . . . . . . . . . . 6 Safety Notices (Multi-lingual Translations) . . . . . 8 Safety Information ...

Locations . . . . . . . . . . . . . . . . . . . . 341 Parts Listing 760 (9546, 9547) . . . . . . . . . 346 LCD Parts List . . . . . . . . . . . . . . . . . 382 Common or Option Parts List . . . . . . . . . . 402 ThinkPad 765D (9546), 765L (9547) . . . . . . . 409 Read This First . . . . . . . . . . ...

Do You Need Technical References? . . . . . . 698 Problem Determination Tips . . . . . . . . . . . 699 Phone Numbers, U.S. and Canada . . . . . . . . 700 Notices . . . . . . . . . . . . . . . . . . . . . 702 Contents ix

Introduction Mobile Computer Descriptions . . . . . . . . . . . 2 Drive and Diskette Compatibility Matrix . . . . . . . 5 Important Service Information . . . . . . . . . . . 6 How to Use Error Messages . . . . . . . . . . 7 How to Read POST Error Messages . . . . . . 7 Safety Notices (Multi-lingual ...

Mobile Computer Descriptions Models N51, CL57, and P70/75 and Thinkpads 700x and720x are Micro Channel systems. All others are AT/ISAbus systems. Model Type Processor Memory Hrd Dsk Model L40SX 8543-044 386SX-20 2M/18M 60M Model N45 SL 2614-065 386SL-25 2M/8M 80M 2614-067 386SL-25 2M/8M 120M Model N...

Drive and Diskette Compatibility Matrix The following table provides identification information for3.5-inch drives. DisketteDrive IdentifyingMark 3.5-Inch - 1.44MB 1.44 on the eject button 3.5-Inch - 2.88MB 2.88 on the eject button The following table provides compatibility information for3.5-inch d...

Important Service Information Important Diskette fixes are customer installable. The diskettefixes are located on the PC Company Bulletin BoardService (BBS). The direct phone line for modemconnection is 919-557-0001 or tieline 255-0001. Advise customers to contact the PC CompanyHelpCenter at 800-772...

The advanced diagnostic tests are intended to test only IBM products. Non-IBM products or modified options cangive false errors and invalid responses. Hard Disk Drive Replacement Strategy: Always try to run a low-level format before replacing a harddisk drive. Attention The drive startup sequence in...

Safety Notices (Multi-lingualTranslations) In this manual, safety notices appear in English with apage number reference to the appropriate multi-lingual,translated safety notice found in this section. The following safety notices are provided in English,French, German, Italian, and Spanish languages...

Safety Notice 2 Some standby batteries contain a small amount ofnickel and cadmium. Do not disassemble it, rechargeit, throw it into fire or water, or short-circuit it. Disposeof the battery as required by local ordinances orregulations. Use only the battery in the appropriateparts listing. Use of a...

Safety Notice 3 The battery pack contains small amounts of nickel.Do not disassemble it, throw it into fire or water, orshort-circuit it. Dispose of the battery pack asrequired by local ordinances or regulations. Use onlythe battery in the appropriate parts listing whenreplacing the battery pack. Us...

Safety Notice 4 The lithium battery can cause a fire, explosion, orsevere burn. Do not recharge it, remove its polarizedconnector, disassemble it, heat it above 100°C(212°F), incinerate it, or expose its cell contents towater. Dispose of the battery as required by localordinances or regulations. Use...

Safety Notice 5 If the LCD breaks and the fluid from inside the LCDgets into your eyes or on your hands, immediatelywash the affected areas with water for at least 15minutes. Seek medical care if any symptoms from thefluid are present after washing. Si le panneau d'affichage à cristaux liquides se b...

Safety Notice 8 Before removing any FRU, power-off the computer,unplug all power cords from electrical outlets, removethe battery pack, then disconnect any interconnectingcables. Avant de retirer une unité remplaçable en clientèle,mettez le système hors tension, débranchez tous lescordons d'alimenta...

Electrical Safety Observe the following rules when working on electricalequipment. Important Use only approved tools and test equipment. Somehand tools have handles covered with a soft materialthat does not insulate you when working with liveelectrical currents. Many customers have, near their equip...

Ÿ Regularly inspect and maintain your electrical handtools for safe operational condition. Ÿ Do not use worn or broken tools and testers. Ÿ Never assume that power has been disconnectedfrom a circuit. First, check that it has been powered-off. Ÿ Always look carefully for possible hazards in yourwork...

Handling ElectrostaticDischarge-Sensitive Devices Any computer part containing transistors or integratedcircuits (ICs) should be considered sensitive to electrostaticdischarge (ESD). ESD damage can occur when there is adifference in charge between objects. Protect against ESDdamage by equalizing the...

Laser Compliance Statement Some IBM Personal Computer models are equipped fromthe factory with a CD-ROM drive. CD-ROM drives arealso sold separately as options. The CD-ROM drive is alaser product. The CD-ROM drive is certified in the U.S. toconform to the requirements of the Department of Healthand ...

Read This First Before you go to the checkout guide, be sure to read thissection. Important Notes Ÿ Only certified trained personnel shouldservice the computer. Ÿ Read FRU service procedures before replacingany FRUs. Ÿ Be extremely careful during write operationssuch as copying, saving, or formattin...

What to Do First: The servicer must include the following in the parts exchange form or parts return formthat is attached to the returned FRU: 1. Name and phone number of servicer2. Date of service3. Date when part failed4. Date of purchase5. Failure symptoms, error codes appearing on display, and b...

Warranty Notes During the warranty period, the customer may beresponsible for repair costs if the computer damagewas caused by misuse, accident, modification,unsuitable physical or operating environment, orimproper maintenance by the customer. The followinglist provides some common items that are no...

How to Disable the Power-On Password 1. Power off the computer.2. Turn the computer upside down, loosen the DIMM cover screw .1/ , remove the DIMM cover .2/ , then power on the computer by applying a short across thepower-on password jumper pads .3/ . Note: xxx in the following varies by model. Ÿ Fo...

Checkout Guide Use the following procedure as a guide for computerproblems. Note: The diagnostic tests are intended to test only IBM products. Non-IBM products, prototype cards, ormodified options can give false errors and invalidsystem responses. 1. Obtain the failing symptoms in as much detail as ...

Memory Checkout DIMMs are available for increasing memory capacity. Memory errors might stop system operations, show errormessages on the screen, or hang the system. Use the following procedure to isolate memory problems. Note: Make sure that the DIMM is fully installed into the connector. A loose c...

System Board Checkout The processing functions are performed by the systemboard. When a numeric code calls the system board as aFRU, use the following procedure to isolate the problem. 1. Run the system board test to verify the symptom. This test verifies the system board. If no error isdetected, re...

1. Go to the advanced diagnostic mode by pressing Ctrl + A from the diagnostic menu. 2. Select FDD-1 or FDD-2 and press the spacebar. A √ mark appears next to the selection. 3. Press Enter. 4. Insert the blank diskette when instructed. 5. Type Y (Yes) to the question on the screen. 6. Select FDD-1 o...

Checking the AC Adapter: You are here because the computer fails only when the AC Adapter isused. Ÿ If the power problem occurs only when the portreplicator is used, replace the replicator. Ÿ If the power-on indicator does not turn on, check thepower cord of the AC Adapter for correct continuityand ...

battery pack. If the charge indicator still does not turn on,replace the battery pack. Checking the Battery Pack 1. Power off the computer.2. Remove the battery pack and measure the voltage between battery terminals 1 ( + ) and 4 ( − ). See the following figure. Note: Signal lines not used in these ...

Checking the Backup Battery 1. Power off the computer and unplug the AC Adapter from the computer. 2. Turn the computer upside down.3. Remove the DIMM cover and backup battery (see “1010 Battery Pack” on page 59). 4. Measure the voltage of the backup battery. See the following figure. Note: Be caref...

5. Reconnect the failing device directly to the computer. (If another device is already connected to thecomputer, remove it first.) 6. Go to the “How to Run the Diagnostics” on page 54 and run the diagnostics. 7. If the advanced diagnostic device test does not find an error, suspect a problem with t...

Note: The location of the test margin varies with the type of display. The test margin might be onthe top, bottom, or one or both sides. If you do not see a test margin on the screen, replace thedisplay. If there is a test margin on the screen, replace thesystem board. Power Management Features Thre...

Ÿ The battery condition is low. The battery powerindicator blinks orange. Ÿ Either the PS2 OFF or PS2 SUSpend command is set in the ThinkPad Features program. Events that cause the computer to exit or resume suspendmode: Ÿ (Resume) The LCD is opened. Ÿ (Resume) The real time clock alarm is signaled....

Symptom-to-FRU Index The Symptom-to-FRU Index lists the symptoms and errorsand the possible causes. The most likely cause is listedfirst. Note: Perform the FRU replacement or actions in thesequence shown in the “FRU/Action” columns. If a FRUdid not solve the problem, put the original part back in th...

Symptom / Error FRU / Action in Sequence I9990301I9990302I9990305 I9990301: Hard diskerror. I9990302: Invalid harddisk boot record. I9990305: No bootabledevice. 1. Check that the operating system isinstalled in the HDD.If not, install theoperating system. 2. Reseat the boot device. 3. Check the star...

Beep Symptoms Symptom / Error FRU / Action in Sequence Continuous beeps. System board One beep and a blank,unreadable, or flashingLCD. 1. Reseat the LCD connector. 2. LCD unit 3. System board 4. Subcard One beep, and the message“Unable to access bootsource.” 1. Boot device 2. System board One long a...

LCD-Related Symptoms Important The LCD for the notebook computer contains over921 000 thin-film transistors (TFTs). A small numberof missing, discolored, or lighted dots (on all the time)is characteristic of TFT LCD technology, but excessivepixel problems can cause viewing concerns. The LCDshould be...

Symptom / Error FRU / Action in Sequence Pointer moves automaticallyor does not work correctly. See “TrackPoint IIICheckout” on page 32. Indicator-Related Symptoms Symptom / Error FRU / Action in Sequence Indicator incorrectly remainsoff or on, but system runscorrectly. 1. Subcard 2. System board Ba...

Infrared-Related Symptoms Symptom / Error FRU / Action in Sequence Unable to communicateusing the Infrared (IR) Port. 1. Make sure the setup for the IR is correct. 2. Make sure there are no fluorescent lightsnear the computer.The computer mayreceive optical noisefrom the fluorescentlight. 3. Run the...

Undetermined Problems You are here because the diagnostic tests did not identifywhich adapter or device failed, installed devices areincorrect, a short circuit is suspected, or the system isinoperative. Follow the procedures below to isolate thefailing FRU (do not isolate nondefective FRUs). Verify ...

How to Run the Diagnostics Use either the TrackPoint III or the cursor move keys tointeract with the tests. Pressing the Enter key works thesame as selecting the OK icon to reply OK. Note: The following tools are required: FDD: Erasable 2HD diskette Parallel: Wrap plug (P/N 72X8546) Serial: Wrap plu...

Error Log Diagnostic errors are printed on the printer that is attachedto the parallel port when the error is detected. The error isalso logged in the system memory. Do the following to display the errors: 1. End the test, if it is running.2. Press Ctrl + A to select the advanced diagnostic mode. 3....

FRU Removals and Replacements This section contains information about removals andreplacements. Ÿ Do not damage any part. Only certified and trainedpersonnel should service the computer. Ÿ The arrows in the “Removals and Replacements”section show the direction of movement to remove aFRU, or to turn ...

1020 DIMM Card / Backup Battery Safety Notice 4: Translation on page 11 The lithium battery can cause a fire, explosion, orsevere burn. Do not recharge it, remove its polarizedconnector, disassemble it, heat it above 100°C(212°F), incinerate it, or expose its cell contents towater. Dispose of the ba...

1030 Keyboard Unit Ÿ Battery Pack (1010) .4/ Turn the computer over again. Step Size (Quantity) Torque .1/ M 2.5 x 25mm, Nylon (1) 3 kgcm .2/ (a)M 2.5 x 8mm, Nylon (3)(b)M 2.5 x 6mm, Nylon (1) 3 kgcm Note: Make sure you use the correct screw and tighten thescrew to the torque specified. Do not use t...

Note: Pull the keyboard assembly forward a little in step .7/ . When replacing: When replacing the keyboard, put the name labelon it. 62 IBM Mobile Systems HMM

1040 CD-ROM/FDD Assembly Ÿ Battery Pack (1010) Ÿ Keyboard Unit (1030) Note: Be careful that the computer does not fall backward when the CD-ROM/FDD assembly is removed. Models 380, 380D, 385, and 385D Step Size (Quantity) Torque .1/ M 2.5 x 6mm, Nylon (1) 4 kgcm .2/ M 2.5 x 6mm (1) 4 kgcm .4/ M 2.5 ...

1050 Speaker / Microphone Ÿ Battery Pack (1010) Ÿ Keyboard Unit (1030) Ÿ CD-ROM/FDD Assembly (1040) Models 380, 380D, 385, and 385D .1/.2/.3/ : Speaker .4/.5/.6/ : Microphone Note: To remove the microphone easily, pull up the upper shield slightly. Step Size (Quantity) Torque .5/ M 2.5 x 6, Special ...

When replacing: When replacing the slim-type (12.5 mm) hard disk drive, assemble the spacer asfollows: 1. Place the HDD spacer on the hard disk drive. Note: Make sure that the spacer is oriented properly. 2. Install the HDD-spacer assembly into the bracket; then screw. 74 IBM Mobile Systems HMM

Models 380, 380D, 385, and 385D Go to “All Models” on page 80. Step Size (Quantity) Torque .3/ M 2.5 x 6mm (1) 4 kgcm .5/ M 2.5 x 6mm, Special head (1) 3 kgcm Note: Make sure you use the correct screw and tighten thescrew to the torque specified. Do not use the screw that youremoved, use a new screw...

All Models Step Size (Quantity) Torque .8/ M 2.5 x 6mm (3) 4 kgcm Note: Make sure you use the correct screw and tighten thescrew to the torque specified. Do not use the screw that youremoved, use a new screw. 80 IBM Mobile Systems HMM

1080 System Board Assembly Notes: 1. The system unit serial number must be restored when the system board is replaced. To restore the systemunit serial number, select the option “Set systemidentification” on the maintenance diskette. The flashROM on the system board contains the vital productdata (V...

Cable Routing When replacing the air duct, refer to the followingartwork. 86 IBM Mobile Systems HMM

2020 LCD Panel Ÿ Battery Pack (1010) Ÿ DIMM Cover (1020) Ÿ Keyboard Unit (1030) Ÿ CD-ROM/FDD Assembly (1040) Ÿ LCD Unit (1070) Ÿ LCD Front Cover (2010) DSTN LCD Panel Note: In step .4/ , lift the LCD panel a little to disconnect the flexible cable in step .5/ . Step Size (Quantity) Torque .1/ M 2.5 ...

TFT LCD Panel Step Size (Quantity) Torque .1/ M 2.5 x 6mm (4) 4 kgcm Note: Make sure you use the correct screw and tighten thescrew to the torque specified. Do not use the screw that youremoved, use a new screw. ThinkPad 380, 385 (2635) 93

2030 LCD Inverter Card Ÿ Battery Pack (1010) Ÿ DIMM Cover (1020) Ÿ Keyboard Unit (1030) Ÿ CD-ROM/FDD Assembly (1040) Ÿ LCD Unit (1070) Ÿ LCD Front Cover (2010) Ÿ LCD Panel (2020) DSTN LCD TFT LCD (Type 2 only) Step Size (Quantity) Torque .1/ M 2.5 x 6mm (1) 4 kgcm Note: Make sure you use the correct...

2040 LCD Misc. Parts Ÿ Battery Pack (1010) Ÿ DIMM Cover (1020) Ÿ Keyboard Unit (1030) Ÿ CD-ROM/FDD Assembly (1040) Ÿ LCD Unit (1070) Ÿ LCD Front Cover (2010) Ÿ LCD Panel (2020) Ÿ LCD Inverter Card (2030) Hinges/Latches DSTN LCD .1/.2/.3/.4/ : Hinges .5/.6/ : Latches Step Size (Quantity) Torque .1/ (...

Locations Front View .1/ LCD latch .2/ Contrast control (DSTN model) Brightness control (TFT model) .3/ Headphone jack .4/ Microphone/line-in jack .5/ Volume control .6/ Diskette drive .7/ Diskette eject button .8/ CD-ROM drive .9/ CD-ROM eject button .1ð/ CD-ROM emergency eject hole .11/ TrackPoint...

Rear View .1/ External-monitor connector .2/ Parallel connector .3/ Serial connector .4/ Power jack .5/ External-input-device connector .6/ Suspend mode indicator .7/ Battery indicator .8/ IR port .9/ Power switch .1ð/ PCMCIA slots .11/ PC Card eject button .12/ Security key hole 102 IBM Mobile Syst...

Bottom View .1/ Memory-slot cover .2/ System-expansion connector .3/ Memory slot .4/ Backup battery .5/ Battery pack latch .6/ Battery pack .7/ Power shutdown switch ThinkPad 380, 385 (2635) 103

LCD FRU (TFT) Type 1 1 LCD Cover 73H9941 2 LCD Panel (12.1" TFT) 05K9308 LCD Inverter 05K3119 3 LCD Cable 73H9948 4 LCD Hinge 73H9943 5 LCD Lens ( see Misc. Parts) LCD Misc. Parts 73H9949 Include the following: Control KnobLCD Upper Holder Latch, Right Latch, LeftLatch, Spring (2)Latch, Holder (...

Type 2 1 LCD Cover 11J8860 2 LCD Panel (12.1" TFT) 11J9623 3 LCD Inverter 11J9622 4 LCD Cable 11J9625 5 LCD Hinge 73H9943 6 LCD Lens ( see Misc. Parts) LCD Misc. Parts 73H9949 Includes the following: Control KnobLCD Upper Holder Latch, Right Latch, LeftLatch, Spring (2)Latch, Holder (2) LED Lens...

Common/Option Parts List Miscellaneous Parts Misc. Parts 12J0145 Include the following: Support structure Air DuctAudio Jack HolderPower Switch KnobLCD GNG Holder, Lower Screw Kits 05K4313 Include the following:Hex Stud, D-Sub (6)M2 x 2.4, Pan head (4)M2 x 1.8, Pan head (4)M2 x 6, Pan head (2)M2.5 x...

Options Notes: 1. When you replace the AC Adapter, use the one for the country you are in even if the computer is from adifferent country. 2. The warranty for the system unit does not apply to all options. 380/385 Port Replicator 84G1320 8X CD-ROM 73H9933 AC Adapter (56W) 2-pin 12J2585 3-pin 12J2583...

Power Cords IBM power cords for a specific country are usuallyavailable only in that country: Ÿ For 2-pin power cords: IBM Power CordPart Number Used in These Countries 13H5264 Bahamas, Barbados, Bermuda,Bolivia, Canada, Cayman Islands,Colombia, Costa Rica, DominicanRepublic, Ecuador, El Salvador,Gu...

How to Disable the Power-On Password 1. Power off the computer.2. Remove the frame (see “1040 Frame” on page 160).3. Flip the keyboard over as shown in the figure.4. Jumper the two password jumper pads (either R364 or R39) on the system board. 5. Power on the computer to clear the password.6. Replac...

Checkout Guide Use the following procedure as a guide for computerproblems. Note: The diagnostic tests are intended to test only IBM products. Non-IBM products, prototype cards, ormodified options can give false errors and invalidsystem responses. 1. Obtain the failing symptoms in as much detail as ...

3. Select Update system programs from the menu. System Board Checkout The processing functions are performed by the systemboard. When a numeric code calls the system board as aFRU, use the following procedure to isolate the problem: 1. Run the system board test to verify the symptom. This test verif...

If the problem is not corrected, replace the device and thenthe system board. TrackPoint III Checkout If the TrackPoint III does not work, check the configurationin the ThinkPad Features program. If the configuration ofthe TrackPoint III is disabled, select Enable to enable it. If this does not corr...

Checking the Battery Pack: Battery charging will not start until the Fuel-Gauge shows that less than 95% ofthe total power remains; with this condition the batterypack will charge to 100% of its capacity. This protects thebattery pack from being overcharged or having ashortened life. Do the followin...

If the resistance is not correct, replace the batterypack. If the resistance is correct, replace the DC/DCcard. If the problem persists, replace the systemboard. Checking the Backup Battery 1. Power off the computer and unplug the AC Adapter from the computer. 2. Turn the computer upside down.3. Rem...

Hibernation Mode: In hibernation mode, the following occurs: Ÿ The system status, RAM, VRAM, and setup data arestored on the hard disk. Ÿ The system is powered off. Note The computer cannot enter hibernation mode whenthe computer is powered with ac power and acommunication PC Card is used. Events th...

Symptom-to-FRU Index The Symptom-to-FRU Index lists the symptoms and errorsand the possible causes. The most likely cause is listedfirst. Note: Perform the FRU replacement or actions in the sequence shown in the “FRU/Action” columns. If aFRU did not solve the problem, put the original partback in th...

Diagnostic Error Codes If an error is detected, the following appears: Ÿ Large X on the left side of the device icon. Ÿ Device ID (three digit) Ÿ FRU code (four digit) Ÿ Error code (two digit) The device ID and error code indicate the detailed portionof the FRU that caused the error. If replacing a ...

FRU Codes: If an error is detected by the diagnostic tests, a four-digit FRU code is displayed. The FRU codeindicates two suspected FRUs. Replace the FRU that isindicated by the two leftmost digits first; then replace the FRU that indicated by the two rightmost digits. No FRU is assigned to code 00....

Function-Related Symptoms Symptom / Error FRU / Action in Sequence The system does notsuspend or resume whenthe LCD is closed oropened. 1. Go to “Suspend Mode” on page 38,and check that thecomputer can entersuspend mode. 2. Boot an operating system and pressFn + F4. If the computer enterssuspend mod...

Infrared-Related Symptoms Symptom / Error FRU / Action in Sequence Unable to communicateusing the Infrared (IR) Port. 1. Make sure the setup for the IR is correct. 2. Make sure there are no fluorescent lightsnear the computer.The computer mayreceive optical noisefrom the fluorescentlight. 3. Run the...

Symbol Color Meaning .1/ Battery Green Battery fullycharged Orange Batterycharging Blinkingorange Battery needscharging .2/ Hard Disk In Use Orange Data is readfrom or writtento the hard diskdrive. .3/ Numeric Lock Green Numeric keypadon the keyboardis enabled. .4/ Caps Lock Green Caps lock modeis e...

9. Select OK and press Enter if the selection is OK. 10. Select a device and press Enter to start the tests.11. Select Test All to test all devices.12. Select Loop Test to run the tests in a repeated loop. A loop option menu appears in which a device loop orall-device loop can be selected. Select a ...

Product Overview (560, 560E) The following table is an overview of the system features. Feature Description Processor 560 Ÿ Intel  Pentium  100 MHz Ÿ Intel Pentium 120 MHz Ÿ Intel Pentium 133 MHz 560E Ÿ Intel Pentium MMX  150 MHz, L2 cache Ÿ Intel Pentium MMX 166 MHz, L2cache Bus Architecture PCI...

1060 LCD Assembly Ÿ Battery Pack (1030) Ÿ Keyboard Unit (1050) Note: For the LCD FRU removals and replacement, go to “2010 LCD Front Cover” on page 173. Step Length (Quantity) Torque .1/ 4 mm, flathead, Nylon (2) 4.0 kgcm .2/ 7 mm, Nylon (2) 4.0 kgcm .3/ 4 mm (1) 3.0 kgcm Note: Make sure you use the...

1090 PCMCIA Slot Assembly Ÿ Battery Pack (1030) Ÿ Keyboard Unit (1050) Note: Before removing and replacing the PCMCIA slot assembly, make sure that the PCMCIA cards areremoved and the eject levers are not sticking out. Step Length (Quantity) Torque .1/ 7 mm, Nylon (4) 4.0 kgcm Note: Make sure you us...

2020 LCD Panel Ÿ Battery Pack (1030) Ÿ Keyboard Unit (1050) Ÿ LCD Assembly (1060) Ÿ LCD Front Cover (2010) DSTN Panel When Replacing: Connect the LCD connector to the inverter card bylining them up straight: Step Size (Quantity) Torque .1/ M 2.5 x 6 mm, flathead (4) 3.0 kgcm Note: Make sure you use ...

TFT Panel TFT LCD Note Ÿ For Model 560, use only the TFT 1 LCD. Ÿ For Model 560E: – When replacing the entire LCD assembly,use only the TFT 2. – When replacing the an individual LCD FRU,use either the TFT 1 or the TFT 2depending on what the other LCD FRUs inthe assembling are using. To distinguish t...

When replacing: There are two types of rear covers for the Model560E TFT LCD unit. Verify the type and follow therelevant information. 1. If there are bosses on the rear cover, put each boss into each hole of the LCD panel assembly. 2. If there are no bosses on the rear cover, assemble the panel as ...

TFT Panel When Replacing: Ensure the LCD connector and inverter card are properly aligned. Step Size (Quantity) Torque .2/ M 2.0 x 3.7 mm, flathead (2) 3.0 kgcm Note: Make sure you use the correct screw and tighten it tothe torque specified. Do not use the screw that you removed,use a new screw. 180...

2040 LCD Cable and Hinges Ÿ DIMM (If Installed) (1020) Ÿ Battery Pack (1030) Ÿ Keyboard Unit (1050) Ÿ LCD Assembly (1060) Ÿ LCD Front Cover (2010) Ÿ LCD Panel (2020) Ÿ Inverter Card (DSTN only)(1140) DSTN Ÿ .1/.2/ : LCD cable Ÿ .3/.4/ : Hinges When replacing: see the following figure. Step Size (Qua...

TFT Ÿ .1/.2/ : LCD cable Ÿ .3/.4/ : Hinges When replacing: See the following figure: Step Size (Quantity) Torque .1/ M 2.5 x 6 mm, flathead (2) 3.0 kgcm .3/ M 2.5 x 6 mm (3)flathead 3.0 kgcm Note: Make sure you use the correct screw and tighten it tothe torque specified. Do not use the screw that yo...

Bottom View .1/ System-Expansion Connector .2/ Power Shutdown Switch .3/ Memory Slot .4/ Memory-Slot Cover .5/ Battery Pack Latch 184 IBM Mobile Systems HMM

Index System Unit 1 LCD Assembly (11.3 DSTN) 20H4267 (U.S.-2640, model 1xx, 3xx, 5xx)See “LCD FRU (DSTN)” on page 189 for LCD FRU. LCD Assembly (12.1 TFT 1) 12J1600 (U.S.-2640, model 2xx, Exx, Fxx)(These models may instead use TFT 2 below)See “TFT 1 (12J1600)” on page 190 for LCD FRU. LCD Assembly (...

Common and Option Parts List Miscellaneous Parts Screw Kit 12J0808 Screw Kit (M2.5 x 4 mm, nylon coating) 97H3917 Screw Kit (M2.5 x 7 mm, nylon coating) 97H3918 Screw Kit (M2.5 x 12 mm, nylon coating) 97H3919 Options Notes: 1. When you replace the AC Adapter, use the one for the country you are in e...

Read This First Before you go to the checkout guide, be sure to read thissection. Important Notes Ÿ Only certified trained personnel shouldservice the computer. Ÿ Read FRU service procedures before replacingany FRUs. Ÿ Be extremely careful during write operationssuch as copying, saving, or formattin...

What to Do First: The servicer must include the following in the parts exchange form or part return formthat is attached to the returned FRU: 1. Name and phone number of servicer2. Date of service3. Date when part failed4. Date of purchase5. Failure symptoms, error codes appearing on display, and be...

Checkout Guide Use the following procedure as a guide for computerproblems. Note: The diagnostic tests are intended to test only IBM products. Non-IBM products, prototype cards, ormodified options can give false errors and invalidsystem responses. 1. Obtain the failing symptoms in as much detail as ...

Memory Checkout DIMMs are available for increasing memory capacity. Note: Models 760XL and 760XD have a dip switch on the DIMM adapter card. When a 64 MB 2bank DIMMis installed, the dip switch is located to the left ascase 2, and the base memory (8 MB) on the DIMMadapter card is disabled. The 64MB 2...

Memory errors might stop system operations, show errormessages on the screen, or hang the system. Use the following procedure to isolate memory problems: Note: Make sure that the DIMM adapter card is fully installed into the connector. A loose connectioncan cause an error. 1. Power-off the computer ...

Ÿ External keyboard (with keyboard/mouse cable) If any of these devices do not work, reseat the cableconnector and repeat the failing operation. If the problem does not recur, recheck the connector. If the problem is not corrected, replace the device, andthen the system board. DSP Card Checkout (Mod...

Note: Signal lines, not used in these steps, are used for communication between the system andthe battery. 3. If the voltage is less than + 11.0 V dc, the battery pack has been discharged. Recharge the battery pack. If the voltage is still less than + 11.0 V dc after recharging, replace the battery....

a. DC/DC card b. System board If the problem is not resolved when the systemboard is replaced, go to “UndeterminedProblems” on page 235. Ÿ If the voltage is outside the normal voltagerange, do one of the following: – Try these test procedures in a different car,if one is available. – Replace the Car...

(+) (-) Black Red Ÿ If the voltage is correct, replace the system board. Ÿ If the voltage is not correct, the backup battery hasbeen discharged. Replace the backup battery. Ÿ If the backup battery discharges quickly afterreplacement, replace the system board. Checking the Standby Battery 1. Power-of...

Ÿ If the voltage is less than 3.5 V dc, go to thenext step. 7. Plug the AC Adapter into the computer and power-on the computer. Warning: Be careful not to cause a short circuit whenmeasuring the voltage. 8. Measure the output voltage at the connector on the system board. (-) (+) Black Red Ÿ If the v...

Ÿ The keyboard is opened. Ÿ The specified time has elapsed from the lastoperation with the keyboard, mouse, hard disk drive,parallel connector, or diskette drive; or the ACAdapter is plugged in. The time is specified bySuspend Timer in the ThinkPad Features program. Ÿ The battery condition is low. T...

The following event causes the computer to exithibernation mode: Ÿ The power-on switch is turned on. When power is turned on, the hibernation history in theboot record on the hard disk is recognized and systemstatus is restored from the hard disk to resume operation. Port Replicator Power Overload: ...

Symptom / Error FRU / Action in Sequence 861X(Pointing device error whenTrackPoint III is enabled.) Ÿ 8611: System buserror.–I/F between8042 and IPDC. Ÿ 8612: TrackPoint error. Ÿ 8613: System board orTrackPoint error. 1. Reseat the keyboard connector on thevideo card. 2. Reseat the keyboard TrackPoi...

Note: The device ID and error codes are used to indicate the detail portion of the FRU which caused theerror. If replacing a FRU does not correct aproblem, see the device ID or error code from theprevious failure. If they have changed, the causemight be because the new FRU is defective or thatthe FR...

DSP-Related Symptoms Symptom / Error FRU / Action in Sequence In OS/2, DOS, or Windowsmultimedia programs, nosound comes from thecomputer. (Only systembeeps are heard atpower-on.) 1. Reseat the DSP card.2. Go to “DSP Card Checkout” onpage 210 and checkthe DSP card. 3. Check that the device driver is...

Related Service Procedures This section provides information about the following: Ÿ “Status Indicators” Ÿ “How to Run the Diagnostics” on page 237 Ÿ “Error Log” on page 238 Ÿ “Checking the Installed Devices List” on page 238 Ÿ “Password Combinations (POP, HDP, PAP)” onpage 239 Ÿ “How to Run a Low-Le...

subsystems of the system board and not the attachment ofthe devices. The FDD-1, HDD-1, or PCMCIA-1 icons represent the firstdrive in the system configuration for each type of device.Similarly, the FDD-2 or PCMCIA-2 icons represent thesecond drive, usually attached through a port replicator oran expa...

Fn Key Combinations The following table shows the Fn key and function keycombinations and their corresponding functions. The Fn key works independently from the operatingsystem. The operating system obtains the status throughthe system management interface to control the system. Fn + Description F1 ...

1020 Diskette Drive/CD-ROM Drive Diskette Drive (Model Unique) Note: If the security latch .A/ is at the left position, push and slide it to the right position (unlock). 248 IBM Mobile Systems HMM

1030 Battery Pack Ÿ CD-ROM Drive (Model unique) (1020) Note: Be careful that the computer does not fall backward when the battery pack is removed. If there is a spacer, open the spacer before removing thebattery pack. 250 IBM Mobile Systems HMM

1040 Hard Disk Drive Ÿ Diskette Drive/CD-ROM Drive (1020) Ÿ Battery Pack (1030) Attention Do not drop or apply any shock to the hard diskdrive. The hard disk drive is sensitive to physicalshock. Incorrect handling can cause damage andpermanent loss of data on the hard disk. Beforeremoving the hard d...

Other Models 1 Turn the computer upside down. 1 1 2 3 ThinkPad 760 (9546, 9547) 253

Note: When installing the DIMM, do the following: 1. Find the notch .1/ on the side of the DIMM. 2. With the notched end of the DIMM toward the right side of the socket .2/ , insert the DIMM, at an angle of approximately 20°, into thesocket; then press it firmly. 3. Pivot the DIMM until it snaps int...

1060 Top Cover Ÿ Diskette Drive/CD-ROM Drive (1020) Ÿ Battery Pack (760C/760L/760E/760EL) (1030) Ÿ Hard Disk Drive (1040) Note: When replacing the top cover, be careful not to damage the resume switch, shown in the figure. 2 4 mm 8 mm,Flathead 3 4 mm 5 mm, Flathead Top Cover 1 Resume Switch Step Siz...

1100 System Board Assembly Ÿ Diskette Drive/CD-ROM Drive (1020) Ÿ Battery Pack (1030) Ÿ Hard Disk Drive (1040) Ÿ Top Cover (1060) Ÿ Keyboard Unit (1070) Ÿ LCD Unit (1080) Ÿ Rear IR (1090) Note: In step 1, gently pushing the shaded area 1 , lift the switch cover halfway up 2 , as shown. Then pull the...

Notes: 1. Step .4/ is a DSP-model-unique step. DSP models are: Ÿ Models 760C/760E/760CD/760ED/760XD 2. In step .5/ , gently push the levers to avoid flexing them. Step Size (Quantity) Torque .7/ 6mm, Nylon (2) 4 kgcm .8/ 8mm, Nylon (4) 4 kgcm Note: Make sure you use the correct screw and tighten the...

Models 760XL/760XD For Models 760XL or 760XD, raise the system boardassembly slightly to disconnect the DIMM adapter card instep .12/ . Be careful not to damage the IR flexible cable under the DIMM adapter card. Then remove the IRflexible cable in step .13/ . When replacing: Refer to the following f...

Other Models When replacing: When replacing the power switch, align the powerswitch and power actuator in step .2/ of the following figure. Check that the power switchoperates correctly before tightening any screws. ThinkPad 760 (9546, 9547) 265

1110 Video Card/Fan (Model Unique) Ÿ Diskette Drive/CD-ROM Drive (1020) Ÿ Battery Pack (1030) Ÿ Hard Disk Drive (1040) Ÿ Top Cover (1060) Ÿ Keyboard Unit (1070) Ÿ LCD Unit (1080) Ÿ Front IR and Rear IR (1090) Ÿ System Board Assembly (1100) Ÿ Upper Shield (1125) Verify the Model There are two models ...

Ÿ 760XL Note: Be careful not to touch the fan rotor when assembling or disassembling. When replacing: The following figure shows the microphone routing. Step Size (Quantity) Torque .3/ 4mm, Nylon (2) 4 kgcm Note: Make sure you use the correct screw and tighten thescrew to the torque specified. Do no...

Enhanced Video Card In step .5/ , turn the video card upside down to disconnect the cable in step .6/ . Step Size (Quantity) Torque .3/ 4mm, Nylon (2) 4 kgcm Note: Make sure you use the correct screw and tighten thescrew to the torque specified. Do not use the screw that youremoved, use a new screw....

For Model 760XD, remove the fan as follows. Note: Be careful not to touch the fan rotor when assembling or disassembling. When replacing: The following figure shows the microphone routing. Ÿ Model 760XD Ÿ Other Models 270 IBM Mobile Systems HMM

1135 External Diskette Drive Connector Ÿ Diskette Drive/CD-ROM Drive (1020) Ÿ Battery Pack (1030) Ÿ Hard Disk Drive (1040) Ÿ Top Cover (1060) Ÿ Keyboard Unit (1070) Ÿ LCD Unit (1080) Ÿ Front IR and Rear IR (1090) Ÿ System Board Assembly (1100) Ÿ Upper Shield (1125) Ÿ Video Card (1110) For models760C...

1130 DSP Card/ Audio (ESS) Card Ÿ Diskette Drive/CD-ROM Drive (1020) Ÿ Battery Pack (1030) Ÿ Hard Disk Drive (1040) Ÿ Top Cover (1060) Ÿ Keyboard Unit (1070) Ÿ LCD Unit (1080) Ÿ Front IR and Rear IR (1090) Ÿ System Board Assembly (1100) Ÿ Upper Shield (1125) Ÿ Video Card (1110) Ÿ DC/DC Card (1120) N...

When replacing: 1. The following figure shows the microphone cable routing. 2. When replacing the DSP card or the audio (ESS) card, make sure that the connector on the card is notloose. If the connector does not connect properly, nosound will be produced. ThinkPad 760 (9546, 9547) 275

Be careful Ÿ Connect the CPU card using the exact procedureshown in the figures, and make sure that the twoCPU card connectors are connected properly. Ifthese connectors are not connected, you cannotpower on the computer. Ÿ Do not apply any extra force to the shadedarea of the CPU card when connecti...

1150 System Board and PCMCIA SlotAssembly Ÿ Diskette Drive/CD-ROM Drive (1020) Ÿ Battery Pack (1030) Ÿ Hard Disk Drive (1040) Ÿ Top Cover (1060) Ÿ Keyboard Unit (1070) Ÿ LCD Unit (1080) Ÿ Front IR and Rear IR (1090) Ÿ Video Card (1110) Ÿ DC/DC Card (1120) Ÿ DSP Card / Audio (ESS) Card (1130) Ÿ CPU C...

1170 Keyboard, Information Panel Ÿ Top Cover (1060) Ÿ Keyboard Unit (1070) Ÿ Palm Rest (1160) Note: When pulling the lever off the foot .1/ , separate the lower part of the lever from the foot by insertinga pointed device through the hole in the foot. 4 mm 2 3 4 1 1 2 ThinkPad 760 (9546, 9547) 283

1200 Backup Battery, Speaker, StandbyBattery Ÿ Diskette Drive/CD-ROM Drive (1020) Ÿ Battery Pack (1030) Safety Notice 2: Translation on page 9 Some standby batteries contain a small amountof nickel and cadmium. Do not disassemble it,recharge it, throw it into fire or water, orshort-circuit it. Dispo...

.1/ for Backup Battery .2/ for Standby Battery .1/ .2/ for Speaker 2 1 Note: When replacing the speakers, backup battery, and standby battery, position the cables as shown. ThinkPad 760 (9546, 9547) 289

LCD Removal and Replacement This section discusses removal and replacementprocedure for the LCD unit of the ThinkPad 760x series.After removing the LCD unit, check its part number; thengo to the appropriate section: Ÿ P/N 29H9226 (12.1 SVGA): There are two types of LCDs with the part number29H9226. ...

When replacing Attention: 1. The inverter card is very sensitive. Connect the interface cable as shown. Flexing the invertercard with too much force seriously damages thecard. 2. It is not safe to touch the inverter card connecter .A/ . A loose or incorrect connection of the connector can cause a se...

2030 Interface Cable Assembly, Hinges Ÿ LCD Cover (2010) Ÿ LCD Panel (2020) .1/ : When replacing the interface cable assembly .2/ , .3/ : When replacing the hinges Step Length (Quantity) Memo .2/ M2 x 4.3 mm (4) Note: Make sure you use the correct screw when replacing. 300 IBM Mobile Systems HMM

When replacing Replace the kapton tape as shown below. Position the microphone cable as shown. ThinkPad 760 (9546, 9547) 301

Lift the LCD front cover a bit; then remove the microphonecable. When replacing Position the microphone cable as shown.below. ThinkPad 760 (9546, 9547) 303

When removing the interface cable assembly, remove thekapton tape on the cable; then disconnect the threeconnecters as shown. When replacing Be careful not to place the core under the LCD panel. When replacing Attention: 1. The inverter card is very sensitive. Connect the interface cable as shown. F...

Lift the LCD front cover a bit; then remove the microphonecable. When replacing Position the microphone cable as shown. 308 IBM Mobile Systems HMM

4030 Interface Cable Assembly, Hinges Ÿ LCD Cover (4010) Ÿ LCD Panel (4020) .1/ , .2/ : When replacing the interface cable assembly .3/ , .4/ : When replacing the hinges When replacing Don't locate the core under the LCD panel. Step Length (Quantity) Memo .1/.3/ M2.5 x 4 mm (3) Note: Make sure you u...

5030 Interface Cable Assembly, Hinges Ÿ LCD Cover (5010) Ÿ LCD Panel (5020) .1/ : When replacing the interface cable assembly .2/ : When replacing the hinges 316 IBM Mobile Systems HMM

6030 Interface Cable Assembly, Hinges Ÿ LCD Cover (6010) Ÿ LCD Panel (6020) .1/ : When replacing the interface cable assembly .2/ , .3/ : When replacing the hinges Remove the kapton tape in step .1/ . Step Length (Quantity) Memo .2/ M2.5 x 4 mm (2) Note: Make sure you use the correct screw when repl...

7040 Interface Cable Assembly, Hinges Ÿ LCD Cover (7010) Ÿ LCD Panel (7020) .1/ : When replacing the interface cable assembly .2/ , .3/ : When replacing the hinges Remove the kapton tape in step .1/ . Step Length (Quantity) Memo .2/ M2.5 x 4 mm (2) Note: Make sure you use the correct screw when repl...

8030 Interface Cable Assembly, Hinges Ÿ LCD Cover (8010) Ÿ LCD Panel (8020) .1/ : When replacing the interface cable assembly .2/ , .3/ : When replacing the hinges Step Length (Quantity) Memo .2/ M2 x 4.3 mm (4) Note: Make sure you use the correct screw when replacing. ThinkPad 760 (9546, 9547) 333

LCD Unit, 12.1 SVGA (P/N 46H5725,ASM P/N 46H5723) 9010 LCD Cover Notes: 1. Be careful not to scratch the LCD cover when removing the screw covers .1/ . 2. The LCD cover has several latches. Release these latches; then remove the LCD cover. Be careful notto break the latches. Note: The front cover ad...

9030 Interface Cable Assembly, Hinges Ÿ LCD Cover (9010) Ÿ LCD Panel (9020) .1/ : When replacing the interface cable assembly .2/ , .3/ : When replacing the hinges Step Length (Quantity) Memo .2/ M2 x 4.3 mm (4) Note: Make sure you use the correct screw when replacing. ThinkPad 760 (9546, 9547) 339

Inside View .1/ Modem/Fax Port Release Latch .2/ UltraBay .3/ Battery Pack .4/ Memory Slot .5/ Security Latch .6/ Removable Hard Disk Drive ThinkPad 760 (9546, 9547) 343

Bottom View .1/ Memory Slot (Model unique) .2/ Serial Number 344 IBM Mobile Systems HMM

Power-On Password Connector .1/ : Power-On Password Connector ThinkPad 760 (9546, 9547) 345

Check the Model There are two models of 760E: Both come with anFDD built-in, but only one model is upgradable with aninternal CD-ROM drive. Ÿ The nonupgradable 760E model has the FDDbuilt-in space that is thick enough to install onlyan FDD. Ÿ The upgradable 760E model has the FDD built-inspace that ...

LCD Parts List LCD Unit, 12.1 SVGA (P/N 29H9226,ASM P/N 29H9029) 382 IBM Mobile Systems HMM

Common or Option Parts List Miscellaneous Parts Security Parts Kit 29H9294 (Includes the following:) Keyboard Security Plate (760C)Keyboard Security Plate (760CD)PC Card Security Plate (760C)PC Card Security Plate (760CD)PC Card Security StopperKeyboard Security Plate for Dock (760C)Keyboard Securit...

Options Notes: 1. When you replace the AC Adapter or the Quick Charger, use the one for the country you are in, evenif the computer is from a different country. 2. The warranty for the system unit does not apply to all options. 810MB Hard Disk Drive Assembly 29H9366 1.08GB Hard Disk Drive Assembly 2...

Important Notes The following is not covered under warranty: Ÿ LCD panel cracked from the application ofexcessive forces, shock, or from being dropped Ÿ Scratched (cosmetic) parts Ÿ Cracked or broken plastic parts, broken latches,broken pins, or broken connectors caused byexcessive force Ÿ Damage ca...

Supervisor and Hard Disk Passwords: The supervisor password and the hard disk password (HDP)are security features that are used to protect the systemand the hard disk data from unauthorized access. Nooverriding capability is provided. If only a hard diskpassword is set, obtaining permission from the...

Checkout Guide Use the following procedure as a guide for computerproblems. Note: The diagnostic tests are intended to test only IBM products. Non-IBM products, prototype cards, ormodified options can give false errors and invalidsystem responses. 1. Obtain the failing symptoms in as much detail as ...

Memory Checkout DIMMs are available for increasing memory capacity. Note: The Models 765L and 765D have a dip switch on the DIMM adapter card. If you are installing a64-MB 2-bank DIMM, move the the dip switch tothe left. The memory (8 MB) on the DIMM adaptercard is disabled. You can install a 64-MB ...

Note: Make sure that the DIMM adapter card is fully installed into the connector. A loose connectioncan cause an error. 1. Power off the computer and remove the DIMM adapter card from its slot (if installed). 2. Press and hold the F1 key; then power on the computer. Hold the F1 key down until theEas...

Ÿ Replace the video card. Ÿ Replace the system board. Game Port Checkout Do the following if a joystick problem occurs: 1. Connect the joystick to the game port.2. Go to the Easy-Setup menu.3. Select an item with the joystick.4. Press any button of the joystick.5. Verify that all buttons work correc...

5. Listen for the fan. If the fan does not run, replace it. Power Systems Checkout To verify the symptom of the problem, power on thecomputer using each of the power sources as follows: 1. Remove the battery pack, diskette drive, and hard disk drive. 2. Connect the AC Adapter and check that power is...

Ÿ If the power on indicator does not turn on, check thepower cord of the AC Adapter for correct continuityand installation. Ÿ If the operational charge does not work, go to“Checking Operational Charging.” 1. Unplug the AC Adapter cable from the computer and measure the output voltage at the plug of ...

Checking the Car-Battery Adapter 1. Unplug the Car-Battery Adapter cable from the computer. 2. Plug the Car-Battery Adapter into the cigarette lighter socket. Note: If the adapter is already plugged in, reseat it. 3. Measure the output voltage of the Car-Battery Adapter cable. See the following figu...

Computer also exits suspend mode when timer conditionsare satisfied for entering hibernation mode. Hibernation Mode Note: Before using the hibernation mode, the hibernation file is needed. In hibernation mode, the following occurs: Ÿ The system status, RAM, VRAM, and setup data arestored on the hard...

Infrared-Related Symptoms Symptom / Error FRU / Action in Sequence Unable to communicateusing the Infrared (IR) Port. 1. Make sure the setup for the IR is correct. 2. Make sure there are no fluorescent lightsnear the computer.The computer mayreceive optical noisefrom the fluorescentlight. 3. Reseat ...

through the external diskette drive connector. Similarly,the FDD-2 icon represents the second drive, usuallyattached through a port replicator. Password Combinations (POP, HDP,PAP) When the power-on password (POP), hard disk password(HDP), and supervisor password (PAP) are used, thefollowing situati...

1020 Diskette Drive or CD-ROM Drive Diskette Drive (Model 765L) Note: If the security latch .A/ is at the left position, push and slide it to the right position (unlock). 456 IBM Mobile Systems HMM

Note: After replacing the hard disk drive, latch the removal strap into the correct position. 460 IBM Mobile Systems HMM

1090 Front IR Ÿ Diskette Drive or CD-ROM Drive (1020) Ÿ Battery Pack (1030) Ÿ Hard Disk Drive (1040) Ÿ Top Cover (1060) Ÿ Keyboard Unit (1070) Ÿ LCD Unit (1080) Note: In step 1, lift the switch cover halfway up ( ); then pull the switch lever out to remove ( ). 466 IBM Mobile Systems HMM

1. Step .4/ is 765D-unique. For 765L, skip this step. 2. In step .5/ , push the levers gently to avoid flexing them. Step Size (quantity) Torque .6/ M2.5 x 6 mm, Nylon (3) 4 kgcm .7/ M2.5 x 8 mm, Nylon (4) 4 kgcm .9/ M2.5 x 4 mm, Nylon (2) 4 kgcm Note: Make sure you use the correct screw and tighten...

.12/ Move the front IR unit in its location and make it free to disconnect the DIMM adapter card connector easily. Note: Raise the system board assembly a bit .13/ to disconnect the DIMM adapter card in step .14/ ; then remove the DIMM adapter card. Be carefulnot to damage the IR flexible cable unde...

1130 External FDD Connector Ÿ Diskette Drive or CD-ROM Drive (1020) Ÿ Battery Pack (1030) Ÿ Hard Disk Drive (1040) Ÿ Top Cover (1060) Ÿ Keyboard Unit (1070) Ÿ LCD Unit (1080) Ÿ Front IR and Rear IR (1090) Ÿ System Board Assembly (1110) Ÿ Upper Shield (1120) When replacing: Insert the flexible cable ...

1140 Video Card Ÿ Diskette Drive or CD-ROM Drive (1020) Ÿ Battery Pack (1030) Ÿ Hard Disk Drive (1040) Ÿ Top Cover (1060) Ÿ Keyboard Unit (1070) Ÿ LCD Unit (1080) Ÿ Front IR and Rear IR (1090) Ÿ System Board Assembly (1110) Ÿ Upper Shield (1120) Ÿ External FDD Connector (1130) Note: Steps .4/ and .5...

1170 DSP Card or ESS Card Ÿ Diskette Drive or CD-ROM Drive (1020) Ÿ Battery Pack (1030) Ÿ Hard Disk Drive (1040) Ÿ Top Cover (1060) Ÿ Keyboard Unit (1070) Ÿ LCD Unit (1080) Ÿ Front IR and Rear IR (1090) Ÿ System Board Assembly (1110) Ÿ Upper Shield (1120) Ÿ External FDD Connector (1130) Ÿ Video Card...

1200 PCMCIA Slot Assembly Ÿ Diskette Drive or CD-ROM Drive (1020) Ÿ Battery Pack (1030) Ÿ Hard Disk Drive (1040) Ÿ Top Cover (1060) Ÿ Keyboard Unit (1070) Ÿ LCD Unit (1080) Ÿ Front IR and Rear IR (1090) Ÿ Video Card (1120) Ÿ DC/DC Card, Module Jack, and Inverter Card (1160) Ÿ DSP Card (1170) Ÿ Lower...

1210 Shield Cover (Right, Left) Ÿ Diskette Drive or CD-ROM Drive (1020) Ÿ Battery Pack (1030) Ÿ Hard Disk Drive (1040) Ÿ Top Cover (1060) Ÿ Keyboard Unit (1070) Ÿ LCD Unit (1080) Ÿ Front IR and Rear IR (1090) Ÿ System Board Assembly (1110) Ÿ Upper Shield (1120) Ÿ Video Card (1130) Ÿ External Diskett...

2010 Palm Rest Ÿ Diskette Drive or CD-ROM Drive (1020) Ÿ Battery Pack (1030) Ÿ Hard Disk Drive (1040) Ÿ Top Cover (1060) Ÿ Keyboard Unit (1070) .1/ Turn the keyboard upside down. .4/ Turn the keyboard right-side up. Step Size (quantity) Torque .2/ M2.5 x 5 mm, flathead (4) 3 kgcm .3/ M2.5 x 4 mm (6)...

2020 Palm Rest Rear Cover Ÿ Diskette Drive or CD-ROM Drive (1020) Ÿ Battery Pack (1030) Ÿ Hard Disk Drive (1040) Ÿ Top Cover (1060) Ÿ Keyboard Unit (1070) Ÿ Palm Rest (2010) 488 IBM Mobile Systems HMM

2040 Keyboard and Information Panel Ÿ Top Cover (1060) Ÿ Keyboard Unit (1070) Ÿ Keyboard Card (1170) Ÿ Palm Rest (2010) Ÿ Palm Rest Rear Cover (2020) Ÿ Keyboard Card (2030) Note: When pulling the lever off the foot .1/ , separate the lower part of the lever from the foot by insertinga pointed device...

3040 Center Cover Assembly Ÿ Diskette Drive or CD-ROM Drive (1020) Ÿ Battery Pack (1030) Ÿ Hard Disk Drive (1040) Ÿ Top Cover (1060) Ÿ Keyboard Unit (1070) Ÿ LCD Unit (1080) Ÿ LCD Front Cover (3010) Ÿ LCD Panel (3020) ThinkPad 765D (9546), 765L (9547) 501

The following is not covered under warranty: Ÿ LCD panel cracked from the application ofexcessive forces, shock, or from being dropped Ÿ Scratched (cosmetic) parts Ÿ Cracked or broken plastic parts, broken latches,broken pins, or broken connectors caused byexcessive force Ÿ Damage caused by liquid s...

How to Disable the Power-On Password: 1. Power off the computer.2. Remove the DIMM cover.3. Install a jumper on the power-on-password connector as shown in the figure. After shorting the CE jumper, go to the appropriatestep to disable the password. If the Supervisor Password is set: 1. Power on the ...

diagnostic tests and performing service. If both supervisorpassword and hard disk password are set, you can enterEasy-Setup by pressing the Enter key or the power-onpassword at the supervisor password prompt. In this case,the Password, Start up, Network, and Initialize iconscannot be selected. See “...

Checkout Guide Use the following procedure as a guide for computerproblems. Note: The diagnostic tests are intended to test only IBM products. Non-IBM products, prototype cards, ormodified options can give false errors and invalidsystem responses. 1. Obtain the failing symptoms in as much detail as ...

12. If the drive is attached through a docking station, go to the service manual of the docking station to isolatethe problem. 13. If the drive is attached through an external diskette drive connector and there is not a diskette drive in theUltraBay II, reseat the external diskette driveconnector. I...

If some of the icons do not appear, replace theindicator panel. If the problem persists, replace theDC/DC card. Keyboard or Auxiliary Input DeviceCheckout Remove any external keyboard before testing the built-inkeyboard. If the keyboard does not work or an unexpected characterappears, make sure that...

If memory problems occur intermittently, use the loopoption to repeat the test. When the test detects an error,an error log is printed on the printer connected to theparallel port. See “Displaying the Error Log” on page 564for more information. Flash Memory Update: System setup programs and diagnost...

Note: Signal lines not used in these steps are used for communication between the system andthe battery. 3. If the voltage is less than + 11.0 V dc, the battery pack has been discharged. Recharge the battery pack. If the voltage is still less than + 11.0 V dc after recharging, replace the battery. N...

Checking Operational Charging Note. Battery charging will not start until the Fuel-Gaugeshows that less than 95% of the total power remains;with this condition the battery pack will charge to100% of its capacity. This restriction protects thebattery pack from being overcharged or from having ashorte...

7. Ensure that the AC Adapter is plugged into the computer; then power on the computer. 8. Charging of the standby battery starts immediately. A depleted battery needs approximately 30 minutes tobe recharged to the operational voltage of + 3.5 V dc. 9. Unplug the AC Adapter. 10. Verify the standby b...

computer cannot enter suspend mode. 5. The computer does not enter suspend mode when the eject lever of the UltraBay II pops out. Events that cause the computer to resume operation fromsuspend mode: Ÿ The LCD is opened. Ÿ The real time clock alarm is signaled. Ÿ The ring indicator (RI) is signaled b...

Symptom / Error FRU / Action in Sequence No beep during POST butsystem runs correctly. 1. Turn the volume up and check thespeaker. 2. Speaker 3. DC/DC card Audio-Related Symptoms Symptom / Error FRU / Action in Sequence In OS/2, DOS, or Windowsmultimedia programs, nosound comes from thecomputer. (On...

Symptom / Error FRU / Action in Sequence The CD-ROM does notwork. Make sure that: Ÿ The computer power isturned on and acompact disc is in theCD-ROM drive. Ÿ The CD-ROM driveconnector is firmlyconnected to thecomputer. Ÿ The CD-ROM drivetray is firmly closed. Ÿ The device drivers arecorrectly instal...

Symptom / Error FRU / Action in Sequence System hangs intermittently. Go to “IntermittentSymptoms” on page 560. The system does notsuspend or resume whenthe LCD is closed oropened. 1. Go to “Suspend Mode” on page 540,and check that thecomputer can entersuspend mode. 2. Boot an operating system and p...

PC Card-Related Symptoms Symptom / Error FRU / Action in Sequence PC Card does not workeither in the upper slot orthe lower slot. Diagnostic error code: DEV 080ERR 33FRU 7210 1. Reseat the PCMCIA slot assembly. 2. PCMCIA slot assembly 3. System board PCMCIA slot pin isdamaged. PCMCIA slot assembly P...

Power-Related Symptoms Symptom / Error FRU / Action in Sequence Power shuts down duringoperation. 1. Go to “Power Systems Checkout”on page 533. 2. Battery pack 3. Remove the battery pack and let it cool for2 hours. 4. DC/DC card 5. Power sources The system does not poweroff.(See “Reset Switch” onpag...

Related Service Procedures This section provides information about the following: Ÿ “Status Indicators” Ÿ “Indicator Panel” Ÿ “Running the Diagnostics” on page 563 Ÿ “Displaying the Error Log” on page 564 Ÿ “Checking the Installed Devices List” on page 564 Ÿ “Password Combinations (POP, HDP, PAP)” o...

the symptom remains, replace the device or the systemboard. If needed, adjust the contrast control to clearlydistinguish the shades of the icon. If a device that is not installed appears in a dark shade (forexample, FDD-2 appears in a dark shade when no second FDD is installed), do the following: 1....

1050 Backup Battery or DIMM Ÿ Battery Pack (1010) Ÿ 2nd Battery Pack (if installed) (1020) .1/.2/ : DIMM cover .1/.2/.3/.4/ : Backup battery .1/.2/.5/.6/.7/ : DIMM Note: Only loosen the screw in step .2/ . Step Size (Quantity) Color Torque .1/ Cannot be removed — 4 kgcm Note: Make sure you use the c...

Keyboard Bezel or Indicator Panel Step Size (Quantity) Color Torque .1/ M2.5 x 4 mm, Nylon,flathead (2) Black 4 kgcm Note: Make sure you use the correct screw and tighten thescrew to the torque specified. Do not use the screw that youremoved, use a new screw. 578 IBM Mobile Systems HMM

1070 Center Cover and Hinge Cover Ÿ Battery Pack (1010) Ÿ 2nd Battery Pack (if installed) (1020) Ÿ Keyboard Unit (1060) .1/ : Center Cover .2/.3/ : Hinge Cover ThinkPad 770 (9548, 9549) 579

1080 Eject Lever and Power Switch Ÿ Battery Pack (1010) Ÿ UltraBay II Device or 2nd Battery Pack (1020) Ÿ Keyboard Unit (1060) Ÿ Hinge Cover and Center Cover (1070) .1/ : Power switch .2/.3/.4/ : Eject lever ThinkPad 770 (9548, 9549) 581

When replacing: 1. Make sure the right and left eject lever and replace the correct lever. Step Size (Quantity) Color Torque .4/ M2.5 x 4 mm, Nylon(1) Yellow 4 kgcm Note: Make sure you use the correct screw and tighten thescrew to the torque specified. Do not use the screw that youremoved, use a new...

2. Follows the procedure shown in the figure. After replacing the eject lever assembly, make sure that thelever pops out. ThinkPad 770 (9548, 9549) 583

1090 LCD Unit Ÿ Battery Pack (1010) Ÿ UltraBay II Device or 2nd Battery Pack (1020) Ÿ Keyboard Unit (1060) Ÿ Hinge Cover and Center Cover (1070) Pull the strap when disconnecting the connectors. Step Size (Quantity) Color Torque .3/ M2.5 x 4 mm, Nylon(1) Yellow 4 kgcm .4/ M2.5 x 6 mm, Nylon(4) Black...

1130 Video Card Ÿ Battery Pack (1010) Ÿ UltraBay II Device or 2nd Battery Pack (1020) Ÿ Keyboard Unit (1060) Ÿ Hinge Cover and Center Cover (1070) Ÿ Eject Lever and Power Switch (1080) Ÿ LCD Unit (1090) Ÿ Standby Battery (1100) Ÿ Upper Shield (1110) Pull the pullers on the card when removing the car...

1180 PC Card Slot Ÿ Battery Pack (1010) Ÿ UltraBay II Device or 2nd Battery Pack (1020) Ÿ Keyboard Unit (1060) Ÿ Hinge Cover and Center Cover (1070) Ÿ Eject Lever and Power Switch (1080) Ÿ LCD Unit (1090) Ÿ Standby Battery (1100) Ÿ Upper Shield (1110) Ÿ Video Card (1130) Ÿ Modem Card (1140) Note: Wh...

Microphone cable route: See the following figure for the microphone cableroute. Step Size (Quantity) Color Torque .4/ 5.5, X ' (2) Self-tappingscrew 4 kgcm .5/ 5, X ' (4) Self-tappingscrew 4 kgcm Note: Make sure you use the correct screw and tighten thescrew to the torque specified. Do not use the s...

2050 Hinge and LCD Latch Ÿ Battery Pack (1010) Ÿ UltraBay II Device or 2nd Battery Pack (1020) Ÿ Keyboard Unit (1060) Ÿ Hinge Cover and Center Cover (1070) Ÿ LCD Unit (1090) Ÿ LCD Front Cover (2010) Ÿ Inverter Card (2030) Attention Make sure you use the correct screw when replacing.A wrong-size scre...

Locations Front View .1/ LCD .2/ Numeric keypad .3/ Internal modem port .4/ Legs .5/ PC Card slots .6/ PC Card eject button .7/ UltraBay II .8/ Emergency eject hole .9/ Eject button .1ð/ Drive-in-use indicator .11/ Diskette eject button .12/ Diskette drive-in-use indicator .13/ Cover release latches...

Keyboard Unit Canadian French 12J2009 Danish 12J2021 Dutch 12J2015 French 12J2013 German 12J2011 Italian 12J2023 Japanese 12J2007 Korean 02K4315 Latin American Spanish 02K4313 Norwegian 12J2019 Portuguese 12J2031 Spanish 12J2025 Swedish or Finnish 12J2017 Swiss 12J2027 U.K. English 12J2006 U.S. Engl...

5. Failure symptoms, error codes appearing on the display, and beep symptoms. 6. Procedure index and page number in which failing FRU was detected. 7. Failing FRU name and part number.8. Machine type, model number, and serial number.9. Customer's name and address. Before checking problems with the c...

General Preparation Note: In this manual, port replicator means the SelectaDock Base Model I or SelectaBase 770.SelectaDock means the SelectaDock III and theSelectaDock Docking System means the portreplicator and SelectaDock when docked togetheras one unit. 1. The SelectaDock III supports the ThinkP...

Checkout Guide Use the following procedure as a guide for computerproblems. Note: The diagnostic tests are intended to test only IBM products. Non-IBM products, prototype cards, ormodified options can give false errors and invalidsystem responses. Important When the problem determination procedure i...

Symptoms (Verified) Go to Other symptoms (such asLCD indicator problems). “Symptom-to-FRU Index” onpage 640, and then go to“Other Symptoms” onpage 652. Symptoms cannot bere-created (intermittentproblems). Use the customer reportedsymptoms and go to“Symptom-to-FRU Index” onpage 640. Power Supply If t...

Power Supply Connector .5/ Power Supply Connector .6/ Pin Signal V dcMin. V dcMax. 1 VCC-off + 2.0 V + 4.5 V 2, 3 GND — — 4 SUB 12V + 11.4 V + 12.6 V 5 GND — — 6, 7 + 12 V + 11.4 V + 12.6 V 8 GND — — 9—11 + 3.3 V + 3.0 V + 3.6 V 12—14 GND — — 15—17 + 5 V + 4.75 V + 5.25 V 18—20 GND — — Pin Signal V ...

The PCMCIA-1, parallel, and serial icons are alwaysdisplayed in a dark shade, because the icons representsubsystems of the system board and not the attachment ofthe devices. The FDD-1, the HDD-1, the PCMCIA-1, the CD ROM-1, orthe DVD-1 icons represent the first drive in the systemconfiguration for e...

b. Port replicator. c. System board of the computer. External Monitor If the screen is rolling, replace the external monitor.If the problem is not corrected, replace FRUs in thefollowing order one at a time until the problem is corrected: Note: If the replaced parts did not resolve the problem, put ...

Ÿ If the external monitor is attached to the displayadapter card: 1. Display adapter card. 2. Main card. 3. Riser card. 4. External monitor. Printer Test the printer by connecting it to the computer beforetesting it on the SelectaDock Docking System. 1. Make sure the printer is correctly connected a...

and run the advanced diagnostic tests. If the test detectsan error, replace the defective part. How to Run the Diagnostics This section describes how to run the diagnostics for boththe computer and the SelectaDock Docking System. The following table lists the special tools used for thediagnostics: T...

6. Select a device for testing and go to the respective section. Testing the Expansion Unit 1. The Test Selection Menu appears when you select Test Expansion Unit on the Main Menu: 2. Select an item and follow the instructions that appear on the screen. SelectaDock III (3547-003) 635

Testing the SCSI Subsystem Note: If a SCSI adapter is installed in an PCI adapter card slot, remove it before running the SCSIdiagnostic program. 1. If you select Test SCSI Subsystem on the Main Menu, the diagnostics program checks the systemconfiguration for SCSI devices. If a SCSI controller is fo...

If the initialization ends successfully, the followingappears. Select an item: 3. The SCSI Devices Test Menu appears. Select one of the devices: The device name may be any of the following: Ÿ SCSI hard disk. Ÿ SCSI tape drive. Ÿ SCSI CD-ROM. Ÿ SCSI optical drive. Ÿ No device. The SCSI controller of ...

Symptom-to-FRU Index The Symptom-to-FRU Index lists error symptoms andpossible causes. The most likely cause is listed first. Note: Replace the FRUs one at a time in the sequence shown in the FRUs of the SelectaDock Sequenceof Actions column. If a replaced part did notresolve the problem, put the or...

Diagnostic Error Codes A detected error is shown as in the following example: Ÿ A large X to the left of the device icon Ÿ Device ID (three digit) Ÿ Error code (two digit) Ÿ FRU code (four digit) The device ID and error code are used to indicate thedetail portion of the FRU that caused the error. If...

FRU Codes: If an error is detected by the diagnostic tests, a four-digit FRU code is displayed. The FRU codeindicates two suspected FRUs. Replace the FRU that isindicated by the two leftmost digits first; then replace the FRU that indicated two rightmost digits. No FRU is assigned to code 00. If onl...

If the problem persists after replacement of the FRUs, goto “Undetermined Problems” on page 653. FRU Code FRU 92 DVD drive. 93 DVD drive in the SelectaDock III. Adapter-Related Symptoms Symptom or Error FRUs of the SelectaDockSequence of Actions An adapter card does notwork. Check that: 1. The adapt...

Beep Symptoms Symptom or Error FRUs of the SelectaDockSequence of Actions Beep sounds continuously. 1. Check that the ThinkPad model iscorrect. (See “GeneralPreparation” onpage 624.) 2. Security feature group. 3. Main card. 4. Audio card. Indicator-Related Symptoms Symptom or Error FRUs of the Selec...

Power-Related Symptoms Symptom or Error FRUs of the SelectaDockSequence of Actions Although the computer isturned off, the fan of theSelectaDock III powersupply is running. 1. Power supply unit. The power of SelectaDockIII cannot be turned off. 1. Reseat the port replicator and thecomputer. 2. Power...

UltraBay II Tray-Related Symptoms Symptom or Error FRUs of the SelectaDockSequence of Actions The HDD or FDD on theUltraBay II tray does notwork correctly. 1. Reseat the drive.2. Reseat the power cable and SCSI cableof the of the UltraBay IItray. (See “UltraBay IITray” on page 660.) 3. Check that: a...

Wake Up on LAN-Related Symptoms Symptom or Error FRUs of the SelectaDockSequence of Actions The SelectaDock DockingSystem does not wake up. 1. Check the connection of the wake up on LANsignal cable. 2. Make sure the network setting is correct. 3. Make sure that the computer model is 770and that the ...

Undetermined Problems Use the following procedure when the diagnostic tests donot identify the failing adapter or device. Check that all cables, wires, and connectors are connectedso that they do not cause a short circuit. If any problemsare found, reconnect or replace them. Check the power supply f...

Product Overview (3547-003) Status Indicator Check the SelectaDock Docking System status using thefollowing icons: Icon Meaning .1/ Power on .2/ Suspend mode .3/ Diskette drive in use .4/ Hard disk in use .5/ Attention 654 IBM Mobile Systems HMM

FRU Removals and Replacements This section contains information on removals andreplacements, as well as locations. Ÿ The arrows in the removals and replacements showthe direction of movement to remove a fieldreplaceable unit (FRU), or to turn a screw to releasethe FRU. The arrows are marked in numer...

1040 UltraBay II Ÿ Port Replicator (1010) The customer can install a ThinkPad option (such as anHDD, an FDD, or a CD-ROM drive) in the UltraBay II tray. Remove the device that is installed in the UltraBay II; thenremove the UltraBay II tray or device tray as follows: Attention A hard disk or a diske...

1050 Device Space Bay Frame Ÿ Port Replicator (1010) Step Length (Quantity) Memo .2/ M 3 x 6 mm (3) Hex stud screw SelectaDock III (3547-003) 661

1070 Bracket Ÿ Port Replicator (1010) Ÿ Option Card Cover and Option Card (1020) Ÿ UltraBay II (1040) Ÿ Device Space Bay Frame (1050) Ÿ Upper Cover (1060) Step Length (Quantity) Memo .1/ M 3 x 6 mm (4) 664 IBM Mobile Systems HMM

1100 Cables Ÿ Port Replicator (1010) Ÿ Option Card Cover and Option Card (1020) Ÿ UltraBay II (1040) Ÿ Device Space Bay Frame (1050) Ÿ Upper Cover (1060) This step is a preparation for removing the main cardassembly. Remove the IDE cables .1/ , the SCSI cable .2/ , the audio cable .3/ , the USB cabl...

Locations Front View .1/ Multiuser lock .2/ PC Card lock .3/ Port replicator lock .4/ Docking guide .5/ Device space .6/ Status indicators .7/ Device eject button .8/ UltraBay II .9/ UltraBay II tray .1ð/ UltraBay II latch .11/ Compulock lock hole .12/ Expansion connector SelectaDock III (3547-003) ...

Side View .1/ Volume knob .2/ Headphone jack .3/ Line-out jack .4/ Speaker-in jack .5/ MIDI/joystick port .6/ PC Card (PCMCIA) slots .7/ SCSI connector SelectaDock III (3547-003) 675

Rear View .1/ Power jack .2/ PCI connectors .3/ ISA connectors 676 IBM Mobile Systems HMM

External Diskette Drive Test Use the following procedure to isolate the diskette problemto a controller, drive or diskette. A scratch, write-enabled2HD diskette is required. 1. Select the icon FDD on the TEST MENU. By doing this, the controller test and the drive read/write testrun. If the controlle...

Fax/Modem Checkout 001 – Power-off the computer.– Ensure that the modem is installed correctly.– If the modem never worked in customer mode, ensure that all drivers are loaded correctly onto the computer. – Ensure that the communication program is supported on the computer. – Ensure that the public ...

(CONTINUED) 016 Have the telephone line checked. Printer Checkout 1. Make sure the printer is correctly connected and is powered-on. 2. Run the printer self-test. If the printer self-test does not run correctly, the problem isin the printer. Refer to the printer service manual. If the printer self-t...

TrackPoint Checkout Ÿ If the TrackPoint does not work, check theconfiguration. If the configuration of the TrackPoint isset to Disabled or Off, change it to Enable or On. If the problem remains, continue. Note: TrackPoint automatically compensates to adjust the pointer sensor. This causes thepointer...

Icons Functions .8/ Function Key Enters the mode to change thevalue of each function, such as TVchannel or color contrast. (See“Using the Function Key” onpage 691.) .9/ TV/EXT Switch Switches the TV mode or externalvideo mode. .1ð/ Volume Knob Controls the speaker volume. .11/ Audio-In Jack Connects...

Using the Function Key: Each time you press the Function key ( ), one of the following messages (called On-Screen Message) appears at the top left corner of theLCD. The changed values are automatically saved when youreturn to the “TV Channel” On-Screen message. Thevalues are not saved when you power...

Troubleshooting The following table shows what to do to solve problemswhen the TV Tuner does not work correctly. Problem Probable Cause The TV Tunerdoes notoperate.(No picture orsound) Ÿ Computer is not powered on. Ÿ Computer is in suspend mode. Ÿ Volume control of the TV Tuner orcomputer is not adj...

Miscellaneous Information Acronyms, Abbreviations and Terms Term Information ACPA/A Audio Capture and Playback Adapter ADP Automatic Data Processing Alt Alternate ANSI American National Standards Institute ARTIC A Real Time Interface Coprocessor ASCII American National Standard Code for InterfaceInt...

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Do You Need Technical References? We have a wide range of hardware technical referencesthat provide in-depth information about IBM personalcomputer products. Our Technical Reference Libraryincludes information about: Ÿ Micro Channel, Setup, and Subsystem Control Blockarchitectures Ÿ Common interface...

Problem Determination Tips Due to the variety of hardware and software combinationsthat can be encountered, use the following information toassist you in problem determination. If possible, have thisinformation available when requesting assistance fromService Support and Engineering functions. Ÿ Mac...

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