IBM 143K - Manuals

ThinkPad i Series 1400 HardwareMaintenance Manual Read This First Before you go to the check procedures, be sure to readthis section. Important Notes Ÿ Only certified trained personnel should service thecomputer. Ÿ Read the FRU service procedures before replacingany FRUs. Ÿ Be extremely careful duri...

What to Do First The servicer must include the following in the partsexchange form or parts return form that is attached to thereturned FRU: 1. Name and phone number of servicer. 2. Date of service. 3. Date when part failed. 4. Date of purchase. 5. Failure symptoms, error codes appearing on display,...

If the following symptoms are present, they may indicatedamage caused by non-warranted activity: Ÿ Missing parts may be a symptom of unauthorizedservice or modification. Ÿ HDD spindles can become noisy if subjected toexcessive force or by being dropped. Screw Notices The computer uses special nylon-...

Power-On and Setup Password To clear a password from the system, first identify thesystem password switch by referring to “Switch Locations”on page 74, then follow these steps: 1. Turn off the computer. 2. Unplug the AC Adapter and remove the battery. 3. Remove the keyboard by referring to “Keyboard...

Check Procedures Use the following procedure as a guide for computer prob-lems. Notes: 1. The diagnostic tests are intended to test only IBM products. Non-IBM products, prototype cards, or mod-ified options can give false errors and invalid systemresponses. 2. Some test items require tools as shown ...

Symptoms (Verified) Go to Other symptoms Appropriate checkinstructions in this section,then use appropriate tablesin “Symptom-to-FRU Index”on page 17. Power Systems Check To verify the symptom of the problem, power on the com-puter using each of the power sources as follows: 1. Remove the battery pa...

Ÿ If the measured voltage is correct, replace theplanar board. Ÿ If the problems still persist, go to “UndeterminedProblems” on page 25. Ÿ If the voltage is not correct, go to the next step. 2. Unplug the AC Adapter cable from the AC power outlet and wait for five minutes or longer to allow theover-...

Note: Signal lines, not used in these steps, are used for communication between the system andthe battery. 3. If the voltage is less than +8 V dc, recharge the battery pack. If the voltage is still less than +8 V dc afterrecharging, replace the battery. Terminal Signal / Voltage (V dc) 4 Reserved 5 ...

CAUTION:This system cannot work without DIMM memory. Memory errors might stop system operation, show errormessages on the screen, or hang the system. Use the following procedure to isolate memory problems: Note: Make sure that the DIMM is properly installed into the connector. A loose connection can...

Ÿ Replace the planar board. The following external input devices are supported for thiscomputer: Ÿ Numeric keypad Ÿ Mouse (PS/2 compatible) Ÿ Keyboard If any of these devices do not work, reconnect the cableconnector and repeat the failing operation. If the problem still exists, replace the device, ...

If either the pointing stick or the click button does not work,do the following actions one a time to correct the problem.Do not replace a non-defective FRU. 1. Reconnect the keyboard flexible cables and the TrackPoint flexible cable. 2. Replace the TrackPoint board. 3. Replace the keyboard. 4. Repl...

If an error occurs, reconnect the connector on the planarboard. If the error still remains: 1. Reconnect the CD-ROM/DVD-ROM drive cable. 2. Replace the CD-ROM/DVD-ROM drive cable. 3. Replace the CD-ROM/DVD-ROM drive. 4. Replace the planar board. Modem Board Check Do the following to isolate the prob...

BIOS Utility Your computer has a BIOS Utility that allows you to con-figure the computer an its hardware settings. Note: The computer is also bundled with a Windows- based computer management utility similar in func-tion with the BIOS Utility called the Notebookmanager. The computer is already corre...

Navigating the BIOS Utility Keep in mind the following when using the BIOS Utility: Ÿ From the main menu screen, press the up or downarrow keys to move from one menu item to another;then press Enter to enter the selected menu. Ÿ Parameters displayed in low brightness (grayed out)are not user-configu...

Power Management Features Two power management modes are available in the com-puter system to reduce power consumption and to prolongbattery life. Screen Blanking Mode When in screen blanking mode, the following occurs: Ÿ The LCD backlight turns off. Events that cause the computer to enter screen bl...

Note: If the computer enters standby mode and the com- puter is using a communication or I/O PC Card, thePC Card and application program remain active. Hibernation Mode When in hibernation mode, the following occurs: Ÿ The system status, RAM, VRAM, and setup data arestored on the hard disk. Ÿ The sy...

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 does not solve the problem, put the originalpart back in the...

Beep Symptoms Symptom/Error FRU/Action in Sequence Five short beeps,power-on indicatorturns on then off andLCD is blank. Ÿ Ensure that "System BootDrive" in the "System Secu-rity" menu of the BIOS Utilityis not set to Drive A“. Ÿ Battery Four short beepsevery minute andsystem doesn't...

Symptom/Error FRU/Action in Sequence No beep, power-onindicator turns on andLCD is blank. Butyou can see POSTon an external CRT. Ÿ Reconnect the LCD connec-tors. Ÿ LCD inverter ID Ÿ LCD LVDS board (for14.1–inch LCD) Ÿ LCD FPC cable Ÿ LCD inverter Ÿ LCD Ÿ Planar board No beep, power-onindicator turns...

Indicator-Related Symptoms Symptom/Error FRU/Action in Sequence Indicator incorrectlyremains off or on, butsystem runs cor-rectly. Ÿ Reconnect the indicator boardconnector. Ÿ Indicator board Power-Related Symptoms Symptom/Error FRU/Action in Sequence Power shuts downduring operation. Ÿ Go to “Power ...

Audio-Related Symptoms Symptom/Error FRU/Action in Sequence Internal speakersmake noise or emitno sound. Ÿ Speaker volume control Ÿ Go to “Audio Function Check”on page 10. External speakersmake noise or emitno sound. Ÿ Speaker volume control Ÿ Go to “Audio Function Check”on page 10. In DOS or Window...

Modem-Related Symptoms Symptom/Error FRU/Action in Sequence Internal modem doesnot work correctly Ÿ Go to “Modem Board Check”on page 12. Ÿ Modem connector Ÿ Modem board Ÿ Planar board Intermittent Problems Intermittent system hang problems can be caused by avariety of reasons that have nothing to do...

Power Switch If the computer cannot be turned off by pressing the powerswitch, try pressing it for more than 4 seconds to force thesystem to shutdown. Diagnostic Program Diskette The Diagnostic Program Diskette (P/N: 09N1020) containsthe PC Doctor diagnostics program. To use PC Doctor,some test item...

2. Press the up and down arrow keys to move in a selected menu; then press Enter to enable the high-lighted option. Note: You can press F1 for help. Maintenance Program Diskette The Maintenance Program Diskette (P/N: 09N1025) pro-vides the three following functions: Ÿ “Setting the LCD Panel ID” Ÿ “S...

Note: If the LCD has no display after changing the ID code, make sure you write the correct ID code ortry reconnecting the LCD FPC cable connectors. Setting the Thermal Sensor: The system is equipped with sensors to protect against system over-heating. By setting the system and processor thermalthre...

Fn Key Combinations The following table shows the Fn key and function keycombinations and their corresponding functions. The Fn key works independently of the operating system.The operating system obtains the status through thesystem management interface to control the system. Fn + Result F1 The Sho...

Product Overview The following shows an overview of the system features. Feature Description Processor Intel** Mobile Pentium** processor366 MHz –or– Intel** Mobile Celeron** processor366 MHz Bus architecture PCI System memory 32MB or 64MB DIMM card,maximum 128MB (144–pinSDRAM) CMOS RAM 256KB Video ...

FRU Removals and Replacements This section contains information about removals andreplacements. Ÿ Do not damage any parts. Only certified and trainedpersonnel should service the computer. Ÿ The arrows in this section show the direction of move-ment to remove a FRU, or to turn a screw to releasethe F...

Before FRU Removals andReplacements Screw Type Example Explanation Note: Some screws have nylock paste (on the grooves) for better friction and increased stability. Some screws have bracket supports. FPC Cable Connector Type Unplugging the Cable: To unplug the cable, first unlock the connector by pu...

Battery Assembly 1 2 3 Reverse the steps described above when installing a newbattery pack. 36 ThinkPad i Series 1400

DIMM and DIMM Cover 1 2 3 4 To install the DIMM: With the notched end of the DIMM toward the right side ofthe socket, insert the DIMM, at an angle of approximately20°, into the socket; then press it firmly. Pivot the DIMMuntil it snaps into place. 1 2 Side View 1 2 Step Size(Quan-tity) Head &Col...

Modem Board Cover and Modem Board 1 3 2 To remove the modem board: Disconnect the modem cable (4); then press the releaselatches on both sides of the modem board (5), and pull outthe modem board (6). 5 6 4 Step Size(Quan-tity) Head &Color Torque Memo 2 M2 x 5L(2) Bindhead,black 1.6kgf-cm Note: T...

Keyboard Ÿ “Battery Assembly” on page 36 1 2 Note: Be careful not to scratch the surface of the name plate cover. 3 Step Size(Quan-tity) Head &Color Torque Memo 3 M2 x 4L(2) Panhead,silver 1.6kgf-cm Note: Make sure you use the correct screw for replacement. ThinkPad i Series 1400 39

4 5 6 8 7 When replacing the keyboard, make sure that the 3 cablesare clean and insert them directly into the connectors,making sure they contact with the bottom of the connector.Now press down on the latch of the connector to secure. Note: If the cables do not touch the bottom of the con- nector, t...

CPU Thermal Plate Ÿ “Battery Assembly” on page 36 Ÿ “Keyboard” on page 39 1 2 Step Size(Quan-tity) Head &Color Torque Memo 1 M2.5 x6L (3) Bindhead,black 3.2kgf-cm w/nylockpaste Note: Make sure you use the correct screw for replacement. ThinkPad i Series 1400 41

RTC Battery, CPU EMI Shield and HardDisk Drive Ÿ “Battery Assembly” on page 36 Ÿ “Keyboard” on page 39 Ÿ “CPU Thermal Plate” on page 41 2 1 4 3 Safety Notice 4 The backup battery (1) is a lithium battery and can cause afire, an explosion, or severe burns. Do not recharge it,remove its polarized conn...

PCMCIA Holder Ÿ “Battery Assembly” on page 36 Ÿ “Modem Board Cover and Modem Board” on page 38 Ÿ “Keyboard” on page 39 Ÿ “CPU Thermal Plate” on page 41 1 Note: Before removing and replacing the PCMCIA holder, make sure that the PCMCIA cards are removedand the eject levers are not sticking out. 3 2 A...

LCD Assembly Ÿ “Battery Assembly” on page 36 Ÿ “Keyboard” on page 39 Ÿ “CPU Thermal Plate” on page 41 2 1 1 3 5 4 8 6 7 Note: For 14.1–inch LCD models, a LVDS board is addi- tionally installed as shown at 3. Step Size(Quan-tity) Head &Color Torque Memo 2 M2.5 x13.5L(2) Panhead,black 3.5kgf-cm w/...

6 Note: The upper cover has several latches. When removing the upper cover from the base cover,gently release these latches, then raise the side ofthe upper cover facing the palm rest to remove it.Be careful not to break the latches. Step Size(Quan-tity) Head &Color Torque Memo 2 M2.5 x6L (1) Pa...

CD Control Card Ÿ “Battery Assembly” on page 36 Ÿ “Keyboard” on page 39 Ÿ “CPU Thermal Plate” on page 41 Ÿ “RTC Battery, CPU EMI Shield and Hard Disk Drive”on page 42 Ÿ “LCD Assembly” on page 45 Ÿ “Upper Cover (Keyboard Bezel)” on page 47 2 1 3 5 6 4 Step Size(Quan-tity) Head &Color Torque Memo ...

Trajection Board and Modem Connector(RJ11 Cable Assembly) Ÿ “Battery Assembly” on page 36 Ÿ “Modem Board Cover and Modem Board” on page 38 Ÿ “Keyboard” on page 39 Ÿ “CPU Thermal Plate” on page 41 Ÿ “RTC Battery, CPU EMI Shield and Hard Disk Drive”on page 42 Ÿ “LCD Assembly” on page 45 Ÿ “Upper Cover...

Audio PCB and S-Video PCB Ÿ “Battery Assembly” on page 36 Ÿ “Keyboard” on page 39 Ÿ “CPU Thermal Plate” on page 41 Ÿ “RTC Battery, CPU EMI Shield and Hard Disk Drive”on page 42 Ÿ “LCD Assembly” on page 45 Ÿ “Upper Cover (Keyboard Bezel)” on page 47 4 3 2 1 Step Size(Quan-tity) Head &Color Torque...

Audio Cable and Speaker Cable Ÿ “Battery Assembly” on page 36 Ÿ “Keyboard” on page 39 Ÿ “CPU Thermal Plate” on page 41 Ÿ “RTC Battery, CPU EMI Shield and Hard Disk Drive”on page 42 Ÿ “LCD Assembly” on page 45 Ÿ “Upper Cover (Keyboard Bezel)” on page 47 3 2 3 1 1 Step Size(Quan-tity) Head &Color ...

Audio Connector Board Ÿ “Battery Assembly” on page 36 Ÿ “Keyboard” on page 39 Ÿ “CPU Thermal Plate” on page 41 Ÿ “RTC Battery, CPU EMI Shield and Hard Disk Drive”on page 42 Ÿ “LCD Assembly” on page 45 Ÿ “Upper Cover (Keyboard Bezel)” on page 47 2 1 Step Size(Quan-tity) Head &Color Torque Memo 1 ...

Fan Assembly Ÿ “Battery Assembly” on page 36 Ÿ “Keyboard” on page 39 Ÿ “CPU Thermal Plate” on page 41 Ÿ “RTC Battery, CPU EMI Shield and Hard Disk Drive”on page 42 Ÿ “LCD Assembly” on page 45 Ÿ “Upper Cover (Keyboard Bezel)” on page 47 3 2 1 4 Step Size(Quan-tity) Head &Color Torque Memo 2 M2.5 ...

Planar Board Ÿ “Battery Assembly” on page 36 Ÿ “Keyboard” on page 39 Ÿ “CPU Thermal Plate” on page 41 Ÿ “RTC Battery, CPU EMI Shield and Hard Disk Drive”on page 42 Ÿ “LCD Assembly” on page 45 Ÿ “Upper Cover (Keyboard Bezel)” on page 47 2 1 4 3 Notes: 1. When removing the planar board from the base c...

LCD Front Cover (12.1-inch) Ÿ “Battery Assembly” on page 36 Ÿ “Keyboard” on page 39 Ÿ “CPU Thermal Plate” on page 41 Ÿ “RTC Battery, CPU EMI Shield and Hard Disk Drive”on page 42 Ÿ “LCD Assembly” on page 45 1 2 3 4 3 Note: When removing the LCD, take note of the following: 1. Be careful not to scrat...

2. The LCD front cover has several latches. Release these latches; then remove the LCDcover. Be careful not to break these latches. 3. Gently push the two hooks (3) outward to remove the LCD front cover. Speakers Ÿ “Battery Assembly” on page 36 Ÿ “Keyboard” on page 39 Ÿ “CPU Thermal Plate” on page 4...

1 3 2 4 5 Note: There are adhesive tape attached to the micro- phone cable assembly. Do not forget to put themback when reinstalling. LCD Panel, LCD Cable and Inverter Ÿ “Battery Assembly” on page 36 Ÿ “Keyboard” on page 39 Ÿ “CPU Thermal Plate” on page 41 Ÿ “RTC Battery, CPU EMI Shield and Hard Dis...

Hinge Ÿ “Battery Assembly” on page 36 Ÿ “Keyboard” on page 39 Ÿ “CPU Thermal Plate” on page 41 Ÿ “RTC Battery, CPU EMI Shield and Hard Disk Drive”on page 42 Ÿ “LCD Assembly” on page 45 Ÿ “LCD Front Cover (12.1-inch)” on page 61 2 2 1 Step Size(Quan-tity) Head &Color Torque Memo 1 M2.5 x6L (2) Bi...

13. Audio volume control 14. Battery pack Switch Locations There are two switches found on the system board. Referto the tables below on how to set these switches. Note: There is no switch to set the CPU voltage and speed. The CPU board can sense the correctworking voltage and speed itself. Keyboard...

System Unit Parts Listing 1 2 3 4 5 32 6 7 28 29 30 31 8 22 23 24 25 25-1 26 27 13 12 11 10 9 ThinkPad i Series 1400 75

LCD Unit Parts Listing 12.1" LCD Unit Parts Listing 2 1 3-1 3 4 9 5-1 7 5 6 8 No. Description FRUNo. Qty. 1 LCD BEZEL ASM 12.1" 05K5674 1 2 SPEAKER ASM (R,L) 05K2827 1 3 HINGE (R,L) 05K5669 1 3-1 HINGE COVER (R,L) 05K5949 1 4 12.1" TFT LCD (SANYO) 05K9528 1 5 FPC 12.1" ASSY 27L0477 1...

Miscellaneous Parts Description FRU No. Qty. KITTING PACK FOR RUBBER RUBBER FOOT-F LCD SIDE SCREW CAP LCD BLIND CAP 05K5954 POINTING STICK CAP 84G6536 PORT REPLICATOR 05K5594 MYLAR PACK 05K6040 SCREW KIT SCREW MACH PAN M2*14L NI SCREW MACH PAN M2*4L NI SCREW WAFER NYLO M2.5*6LB-ZN SCREW M3*5L 700 SC...

Power Cord Description FRU No. Qty. US/CANADA/TAIWAN 76H3516 EUROPE 76H3518 UK 76H3524 ITALY 76H3530 SWITZERLAND 76H3528 JAPAN 13H5273 CHINA 02K0539 KOREA 76H3535 AUSTRALIA/NEW ZEALAND 76H3514 ThinkPad i Series 1400 85

IBM  Part Number: 37L5192 Printed in U.S.A. S37L-5192-ðð