Page 3 - IBM Mobile Systems; IBM
S05L-1935-00 IBM Mobile Systems ThinkPad 310, 310D, 310E, 310EDHardware Maintenance Manual February 1998 IBM
Page 4 - ii
Note Before using this information and the product itsupports, be sure to read the general informationunder “Notices” at the back of this manual. First Edition (February 1998) The following paragraph does not apply to the UnitedKingdom or any country where such provisions areinconsistent with local ...
Page 5 - About This Manual; Important; iii
About This Manual This manual contains service and reference information forIBM ThinkPad 310, 310D, 310E or 310ED (2600) products.Use this manual along with the advanced diagnostic teststo troubleshoot problems effectively. The manual is divided into sections as follows: The Introduction section p...
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Related Publications The following mobile product publications are availablethrough IBM or your IBM Authorized Dealer. Related Diskettes The following diskettes are available through IBM or yourIBM Authorized Dealer. Publication Part, Form Number Mobile Systems HMMVolume 1: Laptop,Notebook, Portable...
Page 7 - Contents
Contents Introduction . . . . . . . . . . . . . . . . . . . vii How to Use Error Messages . . . . . . . . . . viii How to Read POST Error Messages . . . . . . viii Safety Notices (Multi-lingual Translations) . . . . . ix Safety Information . . . . . . . . . . . . . . . . xvi General Safety . . . . ....
Page 9 - Introduction; FRU Replacement Strategy; Attention; vii
Introduction 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 800-772-2227 if they nee...
Page 10 - Hard Disk Drive Replacement Strategy:; How to Use Error Messages; viii
Hard Disk Drive Replacement Strategy: Always try to run a low-level format before replacing a harddisk drive. Attention The drive startup sequence in the computer you areservicing might have been changed. Be extremelycareful during write operations such as copying,saving, or formatting. Data or prog...
Page 11 - Safety Notice 1; ix
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...
Page 12 - Safety Notice 2
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...
Page 13 - Safety Notice 3; xi
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...
Page 14 - Safety Notice 4; xii
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...
Page 15 - Safety Notice 5; xiii
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...
Page 16 - xiv
Safety Notice 6 To avoid shock, do not remove the plastic cover thatsurrounds the lower portion of the inverter card. Afin d'éviter tout risque de choc électrique, ne retirezpas le cache en plastique protégeant la partieinférieure de la carte d'alimentation. Aus Sicherheitsgründen die Kunststoffabde...
Page 17 - Safety Notice 8; xv
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...
Page 18 - xvi
Safety Information The following section contains the safety information thatyou need to be familiar with before servicing an IBMmobile computer. General Safety Follow these rules to ensure general safety: Observe good housekeeping in the area of themachines during and after maintenance. When li...
Page 19 - Electrical Safety; xvii
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...
Page 20 - Send another person to get medical aid.; Safety Inspection Guide; xviii
Regularly inspect and maintain your electrical handtools for safe operational condition. Do not use worn or broken tools and testers. Never assume that power has been disconnectedfrom a circuit. First, check that it has been powered-off. Always look carefully for possible hazards in yourwork...
Page 21 - xix
The guide consists of a series of steps presented in achecklist. Begin the checks with the power off, and thepower cord disconnected. Checklist: 1. Check exterior covers for damage (loose, broken, or sharp edges). 2. Power-off the computer. Disconnect the power cord.3. Check the power cord for: a. A...
Page 22 - Notes; Note; Grounding Requirements; xx
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...
Page 23 - Laser Compliance Statement; xxi
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 ...
Page 24 - xxii
El uso de controles o ajustes o la ejecución deprocedimientos distintos de los aquí especificadospuede provocar la exposición a radiacionespeligrosas. Opening the CD-ROM drive could result in exposure tohazardous laser radiation. There are no serviceable partsinside the CD-ROM drive. Do not open. So...
Page 25 - Read This First; Important Notes; How to Use Error Messages:; How to Diagnose Multiple FRUs:; What to Do First:
ThinkPad 310, 310D, 310E, 310ED(2600) Read This First Before you go to the checkout guide, be sure to read thissection. Important Notes Only certified, trained personnel shouldservice the computer. Read FRU service procedures before replacingany FRUs. Be extremely careful during write operatio...
Page 27 - How to Disable the Power-On Password:; Checkout Guide
Important If the following symptoms are present, they mayindicate damage caused by non-warranted activity: Missing parts may be a symptom of unauthorizedservice or modification. HDD spindles can become noisy if subjected toexcessive force or by being dropped. How to Disable the Power-On Password...
Page 28 - Memory Checkout
2. Verify the symptoms by attempting to re-create the failure by running the diagnostic test or by repeatingthe same operation. 3. Use the following table with the verified symptom to determine which page to go to. Search thesymptoms column and find the description that bestmatches your symptom; the...
Page 29 - System Board Checkout
2. Boot from the diagnostics diskette and start the PQA program (refer to “Running PQA DiagnosticsProgram” on page 25). 3. Select the Memory item to run the memory test. If no error appears, install a new DIMM; if an errorappears, replace the system board. System Programs in Flash Memory: System set...
Page 31 - Diskette Drive Test
has exceeded its normal temperature range. Thissymptom does not indicate a hardware problem. Noservice actions are necessary if the pointer movementstops in a short period of time. If a click button problem or pointing stick problem occurs,do the following: 1. Boot from the diagnostics diskette and ...
Page 32 - Power System Checkout
3. Replace the diskette drive flexible cable. 4. Replace the system board. If an error occurs when the external diskette drive isattached through the external diskette drive connector andthere is no internal diskette drive, reseat the connector. Ifthe error still remains, perform the following actio...
Page 33 - Checking the AC Adapter:
Checking the AC Adapter: You are here because the computer fails only when the AC Adapter is used. If the power-on indicator of the AC Adapter does not turnon, make sure of the following: Power cord is not damaged. Power cord is securely connected to the AC Adapterand AC power outlet. If the abo...
Page 36 - Navigating the BIOS Utility Screens; Power Management Features
Navigating the BIOS Utility Screens From the main menu screen, press ↑ or ↓ to move from one menu item to another and press Enter toselect a menu. Parameters displayed in low brightness (grayed-out)are not user-configurable. The computer detects andsets the values for these parameters. Press ↑...
Page 38 - Numeric Error Codes and Messages
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 thec...
Page 41 - Beep Symptoms
ErrorCode Message FRU/Action in Sequence 072 CMOSChecksumError 1. Enter BIOS Utility to execute Load Setup DefaultSettings, then rebootsystem. 2. Backup battery (RTC battery) 3. System board 081 SystemResourceConflict 1. Enter BIOS Utility to execute Load Setup DefaultSettings, then rebootsystem. 2....
Page 42 - No Beep Symptoms; LCD-Related Symptoms
No Beep Symptoms Symptom/Error FRU/Action in Sequence No beep, power-on indicator on,and a blank LCDduring POST 1. Ensure all connectors are securely seated. 2. Reseat the CPU 3. CPU 4. System board No beep, power-on indicator noton, and a blankLCD duringPOST 1. Reseat the LCD Connectors2. Power sou...
Page 44 - Indicator-Related Symptoms; Power-Related Symptoms; Memory-Related Symptoms
Indicator-Related Symptoms Symptom/Error FRU/Action in Sequence Indicatorincorrectlyremains off oron, but systemruns correctly 1. Reseat the Audio connector board. 2. Audio connector board 3. System board Power-Related Symptoms Symptom/Error FRU/Action in Sequence Power shutsdown duringoperation. 1....
Page 45 - Speaker-Related Symptoms; Power Management-Related Symptoms
Speaker-Related Symptoms Symptom/Error FRU/Action in Sequence Speakers havenoise or nosound comesfrom system 1. Chassis (speaker on chassis)2. Audio connector board 3. System board Power Management-Related Symptoms Symptom/Error FRU/Action in Sequence The system willnot enterhibernation. 1. Go to “H...
Page 46 - Intermittent Problems
Symptom/Error FRU/Action in Sequence System hangsintermittently. 1. Hard disk/diskette/CD-ROM drive connector 2. Fan (go to “Running Fan Diagnostics Program” onpage 29). 3. System board In DOS orWindows,multimediaprograms, nosound comesfrom thecomputer. (Onlysystem beepsare heard atpower-on) 1. Go t...
Page 47 - Undetermined Problems
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. Verify that the power supply being used at...
Page 48 - Related Service Procedures; Status Indicators
Related Service Procedures This section provides information about the following: “Status Indicators.” “Power Switch” on page 25. “Running PQA Diagnostics Program” on page 25. “Fn Key Combinations” on page 30. Status Indicators The system status LED indicators show the currentcomputer status...
Page 49 - Power Switch; Running PQA Diagnostics Program; Note: Some test items require the tools below:
Symbol Color Meaning .4/ Caps lock Green Indicates that the CapsLock mode is enabled. Allalphabetic characters (A- Z)are entered in capital letterswithout using the Shift key.The Caps Lock mode isenabled and disabled bypressing the Caps Lockkey. .5/ Scroll lock Green Alternately turns on and offeach...
Page 51 - Specify the desired number of tests and press Enter.
Auto Test Performs multiple tests of the selecteditems and checks the selected test items in sequence. Note: PCMCIA Diagnostic supports manual test only. Donot select PCMCIA Diagnostic in Auto Test. The screen below appears if you select AUTO Test. Specify the desired number of tests and press Ent...
Page 52 - PC Test Card LED
Note: The F1 and F2 keys function only after you finishconfiguring the Test option. Space Enables/disables the item Esc Exits the program F1 Help F2 Tests the selected item(s) Enter Opens the available suboptions TestTimes Indicates the number of tests to perform. PC Test Card LED The green LED on t...
Page 53 - Running Fan Diagnostics Program; Utility Program Diskette
ErrorCode Message FRU/Action in Sequence 10XXX CPU or Systemboard error 1. CPU 2. System board 11XXX Pointing deviceerror 1. TrackPoint board FPC cable 2. TrackPoint board 3. Keyboard 4. System board PCMCIAXXXXX PCMCIA error 1. Replace PC Card 2. PCMCIA slots assembly 3. System board Running Fan Dia...
Page 56 - Product Overview
Product Overview The following is an overview of the system features. Feature Description Processor 310/310D (2600-1xx/2xx/3xx/7xx) Intel Pentium Processor (133 MHz) 310E/310ED(2600-4xx/5xx/6xx/8xx/Exx) Intel Pentium Processor with MMX Technology (133/150 MHz) 310E/310ED(2600-Axx/Bxx...
Page 57 - FRU Removals and Replacements
FRU Removals and Replacements This section contains information about removals andreplacements. Do not damage any parts. Only certified and trainedpersonnel should service the computer. The arrows in this section show the direction ofmovement to remove a FRU, or to turn a screw torelease the FRU...
Page 58 - Screw Type Example Explanation; FPC Cable Connector Type
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 pullingup the two clasps on both sides o...
Page 59 - Battery Pack and Battery Pack Door
I/O Door Press the rear connector door latch to open the door.Remove the center latch; then remove the rear connectordoor by flexing it. Battery Pack and Battery Pack Door Reverse the steps above to install a battery pack. ThinkPad 310, 310D, 310E, 310ED (2600) 35
Page 62 - DIMM and DIMM Door
DIMM and DIMM Door Turn the computer upside down. Note: The screw does not separate from the DIMM cover. Note: When installing the DIMM, do the following: 1. Find the notch on the side of the DIMM.2. With the notched end of the DIMM toward the right side of the socket, insert the DIMM, at an angle o...
Page 63 - Hinge Cover
Side View Hinge Cover ThinkPad 310, 310D, 310E, 310ED (2600) 39
Page 65 - Keyboard
Keyboard Hinge Covers (5) When replacing the keyboard unit, connect the keyboardconnector as shown in the figure; then replace thekeyboard. (The leftmost and rightmost connectors shouldbe unlocked by lifting the clasps from under them. Unlockthe center connector by pulling on the left and right of...
Page 66 - Installing CPU
Thermal Plate/CPU Hinge Covers (5) Keyboard Unit (6) Note: Make sure you use the correct screw whenreplacing. Note: For 310E/ED, machine type2600-Axx/Bxx/Cxx/Dxx/Exx/Fxx model, a pad is foundbetween the thermal plate and the PC Card slots. Whenreinstalling the thermal plate, first place the pad ...
Page 71 - LCD Removal and Replacement; LCD Display Module
LCD Removal and Replacement Hinge Covers (5) LCD Display Module Note: Make sure you use the correct screw whenreplacing. Step Size(Quantity) Head andColor Memo .1/ M2 x 5L (2) Pan head,Yellow Zn .2/ M2.5 x 8L (4) Pan head,silver w/ nylockpaste ThinkPad 310, 310D, 310E, 310ED (2600) 47
Page 74 - LCD Right Hinge and LCD Diaper
LCD Right Hinge and LCD Diaper Note: Make sure you use the correct screw whenreplacing. Step Size(Quantity) Head andColor Memo .1/ M2.5 x 6L (2) Pan head,black w/ nylockpaste 50 IBM Mobile Systems ThinkPad 310 (D/E/ED) HMM
Page 75 - Inside Assembly; Upper Base
Inside Assembly Hinge Covers (5) Keyboard Unit (6) LCD Unit (9) Thermal plate and CPU (7) Upper Base Step Size(Quantity) Head andColor Memo .1/ M2.5 x 18L(3) Pan head,silver .2/ M2.5 x 6L (4) Pan head,black w/ nylockpaste .3/ M2 x 4L (1) Flat head,black Note: Make sure you use the correct sc...
Page 77 - Fan
Fan Note: The tape used to secure the fan is not ordinarytape, but a special tape with safety characteristics. Thistape is part of the Mylar FRU. If you need to replace the fan, besides the new fan, youneed to get from the Mylar FRU the following: the tapementioned above, two sponge strips to stick ...
Page 78 - Audio Connector Board
Audio Connector Board Warning: Take care in removing the audio connectionboard (see figure) to avoid damaging the LEDs. 54 IBM Mobile Systems ThinkPad 310 (D/E/ED) HMM
Page 79 - Battery Connector Board
Battery Connector Board Note: Make sure you use the correct screw whenreplacing. Step Size(Quantity) Head andColor Memo .2/ M2.5 x 6L (2) Pan head,black w/ nylockpaste ThinkPad 310, 310D, 310E, 310ED (2600) 55
Page 80 - Speaker and Cover Switch Cables
Speaker and Cover Switch Cables 56 IBM Mobile Systems ThinkPad 310 (D/E/ED) HMM
Page 81 - Lower Base
Lower Base Important: To remove the chassis with the system boardout of the lower base, the PCMCIA slot buttons should beupright then pushed in ( .1/ → .2/ ) before you begin this removal procedure. ThinkPad 310, 310D, 310E, 310ED (2600) 57
Page 83 - PCMCIA Door and PCMCIA Door Spring
PCMCIA Door and PCMCIA Door Spring ThinkPad 310, 310D, 310E, 310ED (2600) 59
Page 84 - Charger Board
Charger Board Note: Make sure you use the correct screw whenreplacing. Step Size(Quantity) Head andColor Memo .1/ M2 x 4L (2) Pan head,silver 60 IBM Mobile Systems ThinkPad 310 (D/E/ED) HMM
Page 85 - Important: After replacing the
System Board: Important: After replacing the system board, follow the instructions in “Setting ThermalSensor Threshold” on page 29. Note: Make sure you use the correct screw whenreplacing. Step Size(Quantity) Head andColor Memo .1/ M2 x 4L (2) Pan head,silver .2/ M2 x 4L (2) Pan head,black w/ nylock...
Page 87 - Keyboard Connector Board
Keyboard Connector Board ThinkPad 310, 310D, 310E, 310ED (2600) 63
Page 88 - PCMCIA Slot Assembly
PCMCIA Slot Assembly Note: Make sure you use the correct screw whenreplacing. Step Size(Quantity) Head andColor Memo .1/ M2 x 14L (2) Pan head,silver w/ brackets 64 IBM Mobile Systems ThinkPad 310 (D/E/ED) HMM
Page 90 - Bottom View
Bottom View .1/ DIMM door 66 IBM Mobile Systems ThinkPad 310 (D/E/ED) HMM
Page 91 - Rear View
Rear View .1/ I/O door .2/ Power jack .3/ Security keyhole .4/ Microphone-in jack .5/ Line-in jack .6/ External diskette drive connector .7/ Line-out/headphone jack .8/ Serial connector .9/ Parallel connector .1ð/ External display connector .11/ External input device connector ThinkPad 310, 310D, 31...
Page 92 - Switch Locations; CPU Settings
Switch Locations There are two switches on the system board. CPU speed Keyboard select, password enable/disable and BIOSscreen select and another switch on the DC-DC converter. CPU voltage Refer to the figure and tables below on how to set theseswitches. CPU Settings CPU Type Voltage Speed Int...
Page 94 - 10 - System Unit Parts Listing
310 - System Unit Parts Listing 70 IBM Mobile Systems ThinkPad 310 (D/E/ED) HMM
Page 95 - 10D - System Unit Parts Listing
310D - System Unit Parts Listing ThinkPad 310, 310D, 310E, 310ED (2600) 71
Page 101 - 10E System Unit Parts Listing
310E System Unit Parts Listing ThinkPad 310, 310D, 310E, 310ED (2600) 77
Page 102 - 10ED System Unit Parts Listing
310ED System Unit Parts Listing 78 IBM Mobile Systems ThinkPad 310 (D/E/ED) HMM
Page 115 - Miscellaneous
310/310E/310D/310ED Miscellaneousand Other Parts Miscellaneous Item Description FRU No. Q'ty Misc.PartsPack 1 Foot (long) 12J0515 2 Foot 2 LCD screw cap 6 Misc.PartsPack 2 PCMCIA door spring(U) 12J0516 5 PCMCIA door spring(L) 5 PCMCIA door (U) 2 PCMCIA door (L) 2 LCD hinge cable cover 2 Diskette Dri...
Page 118 - Others
Others Description FRU No. Q'ty AC adapter 45W (2 PIN) (withinformation label) 12J0538 1 AC adapter 45W (3 PIN) (withinformation label) 12J0539 1 Power cord (Japan 2 PIN) 13H5273 1 Power cord (Argentina, Australia,Papua New Guinea, NewZealand, Paraguay, Uruguay) 76H3514 Power cord (Bahamas,Barbados,...
