IBM 310 manual

S05L-1935-00 IBM Mobile Systems ThinkPad 310, 310D, 310E, 310ED Hardware Maintenance Manual February 1998[...]

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S05L-1935-00 IBM Mobile Systems ThinkPad 310, 310D, 310E, 310ED Hardware Maintenance Manual February 1998 IBM[...]

Note Before using this information and the product it supports, be sure to read the general information under “Notices” at the back of this manual. First Edition (February 1998) The following paragraph does not apply to the United Kingdom or any country where such provisions are inconsistent with local law: INTERNATIONAL BUSINESS MACHINES CORPO[...]

About This Manual This manual contains service and reference information for IBM ThinkPad 310, 310D, 310E or 310ED (2600) products. Use this manual along with the advanced diagnostic tests to troubleshoot problems effectively. The manual is divided into sections as follows:  The Introduction section provides general information, guidelines, and [...]

Related Publications The following mobile product publications are available through IBM or your IBM Authorized Dealer. Related Diskettes The following diskettes are available through IBM or your IBM Authorized Dealer. Publication Part, Form Number Mobile Systems HMM Volume 1: Laptop, Notebook, Portable, and ThinkPad Computers (Models L40, CL57, N4[...]

Contents Introduction . . . . . . . . . . . . . . . . . . . v i i How to Use Error Messages .......... viii How to Read POST Error Messages ...... viii Safety Notices (Multi-lingual Translations) ..... i x Safety Information . . . . . . . . . . . . . . . . xvi General Safety . . . . . . . . . . . . . . . . xvi Electrical Safety . . . . . . . . . . [...]

vi IBM Mobile Systems ThinkPad 310 (D/E/ED) HMM[...]

Introduction Important Diskette fixes are customer installable. The diskette fixes are located on the PC Company Bulletin Board Service (BBS). The direct phone line for modem connection is 919-557-0001 or tieline 255-0001. Advise customers to contact the PC Company HelpCenter at 800-772-2227 if they need assistance in obtaining or installing any di[...]

Hard Disk Drive Replacement Strategy: Always try to run a low-level format before replacing a hard disk drive. Attention The drive startup sequence in the computer you are servicing might have been changed. Be extremely careful during write operations such as copying, saving, or formatting. Data or programs can be overwritten if you select an incor[...]

Safety Notices (Multi-lingual Translations) In this manual, safety notices appear in English with a page 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 1 Before the computer is power[...]

Safety Notice 2 Some standby batteries contain a small amount of nickel and cadmium. Do not disassemble it, recharge it, throw it into fire or water, or short-circuit it. Dispose of the battery as required by local ordinances or regulations. Use only the battery in the appropriate parts listing. Use of an incorrect battery can result in ignition or[...]

Safety Notice 3 The battery pack contains small amounts of nickel. Do not disassemble it, throw it into fire or water, or short-circuit it. Dispose of the battery pack as required by local ordinances or regulations. Use only the battery in the appropriate parts listing when replacing the battery pack. Use of an incorrect battery can result in ignit[...]

Safety Notice 4 The lithium battery can cause a fire, explosion, or severe burn. Do not recharge it, remove its polarized connector, disassemble it, heat it above 100°C (212°F), incinerate it, or expose its cell contents to water. Dispose of the battery as required by local ordinances or regulations. Use only the battery in the appropriate parts [...]

Safety Notice 5 If the LCD breaks and the fluid from inside the LCD gets into your eyes or on your hands, immediately wash the affected areas with water for at least 15 minutes. Seek medical care if any symptoms from the fluid are present after washing. Si le panneau d'affichage à cristaux liquides se brise et que vous recevez dans les yeux o[...]

Safety Notice 6 To avoid shock, do not remove the plastic cover that surrounds the lower portion of the inverter card. Afin d'éviter tout risque de choc électrique, ne retirez pas le cache en plastique protégeant la partie inférieure de la carte d'alimentation. Aus Sicherheitsgründen die Kunststoffabdeckung, die den unteren Teil der [...]

Safety Notice 8 Before removing any FRU, power-off the computer, unplug all power cords from electrical outlets, remove the battery pack, then disconnect any interconnecting cables. Avant de retirer une unité remplaçable en clientèle, mettez le système hors tension, débranchez tous les cordons d'alimentation des socles de prise de courant[...]

Safety Information The following section contains the safety information that you need to be familiar with before servicing an IBM mobile computer. General Safety Follow these rules to ensure general safety:  Observe good housekeeping in the area of the machines during and after maintenance.  When lifting any heavy object: 1. Ensure you can s[...]

Electrical Safety Observe the following rules when working on electrical equipment. Important Use only approved tools and test equipment. Some hand tools have handles covered with a soft material that does not insulate you when working with live electrical currents. Many customers have, near their equipment, rubber floor mats that contain small con[...]

 Regularly inspect and maintain your electrical hand tools for safe operational condition.  Do not use worn or broken tools and testers.  Never assume that power has been disconnected from a circuit. First, check that it has been powered-off.  Always look carefully for possible hazards in your work area. Examples of these hazards are mo[...]

The guide consists of a series of steps presented in a checklist. Begin the checks with the power off, and the power 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 third-wire ground connector in good condition.[...]

Handling Electrostatic Discharge-Sensitive Devices Any computer part containing transistors or integrated circuits (ICs) should be considered sensitive to electrostatic discharge (ESD). ESD damage can occur when there is a difference in charge between objects. Protect against ESD damage by equalizing the charge so that the machine, the part, the wo[...]

Laser Compliance Statement Some IBM Personal Computer models are equipped from the factory with a CD-ROM drive. CD-ROM drives are also sold separately as options. The CD-ROM drive is a laser product. The CD-ROM drive is certified in the U.S. to conform to the requirements of the Department of Health and Human Services 21 Code of Federal Regulations[...]

El uso de controles o ajustes o la ejecución de procedimientos distintos de los aquí especificados puede provocar la exposición a radiaciones peligrosas. Opening the CD-ROM drive could result in exposure to hazardous laser radiation. There are no serviceable parts inside the CD-ROM drive. Do not open. Some CD-ROM drives contain an embedded Class[...]

ThinkPad 310, 310D, 310E, 310ED (2600) Read This First Before you go to the checkout guide, be sure to read this section. Important Notes  Only certified, trained personnel should service the computer.  Read FRU service procedures before replacing any FRUs.  Be extremely careful during write operations such as copy, saving or formatting. D[...]

Before checking problems with the computer, determine whether or not the damage applies to the warranty by referring to the following: ___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, and beep symptoms. ___6. Procedure index[...]

Important If the following symptoms are present, they may indicate damage caused by non-warranted activity:  Missing parts may be a symptom of unauthorized service or modification.  HDD spindles can become noisy if subjected to excessive force or by being dropped. How to Disable the Power-On Password: To clear a password from the system, firs[...]

2. Verify the symptoms by attempting to re-create the failure by running the diagnostic test or by repeating the same operation. 3. Use the following table with the verified symptom to determine which page to go to. Search the symptoms column and find the description that best matches your symptom; then go to the page shown in the “Go to” colum[...]

2. Boot from the diagnostics diskette and start the PQA program (refer to “Running PQA Diagnostics Program” on page 25). 3. Select the Memory item to run the memory test. If no error appears, install a new DIMM; if an error appears, replace the system board. System Programs in Flash Memory: System setup programs are stored in flash memory. Flas[...]

1. Boot from the diagnostics diskette and start the PQA program (please refer to “Running PQA Diagnostics Program” on page 25). 2. Go to the diagnostic menu screen; select Keyboard test and press F2 in the test items. 3. Check that when each key is pressed, the key's position on the keyboard layout on the screen changes to a black square. [...]

has exceeded its normal temperature range. This symptom does not indicate a hardware problem. No service actions are necessary if the pointer movement stops 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 start the PQA program (please refer to “Runn[...]

3. Replace the diskette drive flexible cable. 4. Replace the system board. If an error occurs when the external diskette drive is attached through the external diskette drive connector and there is no internal diskette drive, reseat the connector. If the error still remains, perform the following actions, one at a time. 1. Replace the external FDD [...]

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 turn on, make sure of the following:  Power cord is not damaged.  Power cord is securely connected to the AC Adapter and AC power outlet. If the above confirmation does not solve the problem, [...]

Checking Operational Charging: To check operational charging, use a discharged battery pack or a battery pack that has less than 50% of the total power remaining when installed in the computer. Perform operational charging: 1. If the battery status indicator does not turn on, remove the battery pack and allow it to return to room temperature. 2. Re[...]

BIOS Utility Your computer has a BIOS Utility that allows you to configure the computer and its hardware settings. Note: The computer is also bundled with a Windows 95- based computer management utility similar in function to the BIOS Utility called the Notebook Manager. The computer is already correctly configured for you. If you make any changes [...]

Navigating the BIOS Utility Screens  From the main menu screen, press ↑ or ↓ to move from one menu item to another and press Enter t o select a menu.  Parameters displayed in low brightness (grayed-out) are not user-configurable. The computer detects and sets the values for these parameters.  Press ↑ or ↓ to move from one parameter[...]

hibernation file is not present or invalid). The battery power indicator blinks amber. Events that cause the computer to exit standby mode:  The LCD is opened.  The ring indicator (RI) is signaled by a serial or PCMCIA device.  Any key or pointing device operation. Note: If the computer enters standby mode and the computer is using a commu[...]

Symptom-to-FRU Index The Symptom-to-FRU Index lists the symptoms and errors and the possible causes. The most likely cause is listed first. Note: Perform the FRU replacement or actions in the sequence shown in the FRU/Action columns. If a FRU did not solve the problem, put the original part back in the computer. Do not replace a non- defective FRU.[...]

Error Code Message FRU/Action in Sequence 021 Keyboard Error or Keyboard Not Connected Note: The message only appears for a few seconds. 1. Go to “Keyboard and External Input Device Checkout” on page 5. 2. Ensure that the keyboard switch is correctly set. 3. Reseat the keyboard flexible cables. 4. Replace the keyboard connection board. 5. Repla[...]

Error Code Message FRU/Action in Sequence 047 Diskette Drive(s) Disabled 1. Ensure the diskette drive is not set to [Disabled] in the “System Security” of BIOS Utility. 2. Diskette drive cable 3. Diskette drive 048 Diskette Write Protected 1. Ensure the diskette drive is not set to [Write Protect All Sectors] in the “System Security” of BIO[...]

Error Code Message FRU/Action in Sequence 072 CMOS Checksum Error 1. Enter BIOS Utility to execute Load Setup Default Settings, then reboot system. 2. Backup battery (RTC battery) 3. System board 081 System Resource Conflict 1. Enter BIOS Utility to execute Load Setup Default Settings, then reboot system. 2. Remove the non-factory-installed adapter[...]

No Beep Symptoms Symptom/Error FRU/Action in Sequence No beep, power- on indicator on, and a blank LCD during POST 1. Ensure all connectors are securely seated. 2. Reseat the CPU 3. CPU 4. System board No beep, power- on indicator not on, and a blank LCD during POST 1. Reseat the LCD Connectors 2. Power source (battery & adapter). See “Power [...]

Symptom/Error FRU/Action in Sequence No beep, power-on indicator on, and a blank LCD during POST 1. Reseat the LCD Connectors. 2. Hard disk connector board. 3. Hard disk 4. Keyboard 5. LCD inverter ID 6. LCD FPC Cable 7. LCD inverter 8. LCD 9. System board  LCD backlight not working  LCD too dark  LCD brightness cannot be adjusted  LCD [...]

Indicator-Related Symptoms Symptom/Error FRU/Action in Sequence Indicator incorrectly remains off or on, but system runs correctly 1. Reseat the Audio connector board. 2. Audio connector board 3. System board Power-Related Symptoms Symptom/Error FRU/Action in Sequence Power shuts down during operation. 1. Go to “Power System Checkout” on page 8[...]

Speaker-Related Symptoms Symptom/Error FRU/Action in Sequence Speakers have noise or no sound comes from 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 will not enter hibernation. 1. Go to “Hibernation Mode” on page 13 and see the [...]

Symptom/Error FRU/Action in Sequence System hangs intermittently. 1. Hard disk/diskette/CD-ROM drive connector 2. Fan (go to “Running Fan Diagnostics Program” on page 29). 3. System board In DOS or Windows, multimedia programs, no sound comes from the computer. (Only system beeps are heard at power-on) 1. Go to “Audio Board Checkout” on pag[...]

Undetermined Problems You are here because the diagnostic tests did not identify which adapter or device failed, installed devices are incorrect, a short circuit is suspected, or the system is inoperative. Follow the procedures below to isolate the failing FRU. Verify that the power supply being used at the time of the failure is operating correctl[...]

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 current computer status in green and amber using[...]

Symbol Color Meaning .4/ Caps lock Green Indicates that the Caps Lock mode is enabled. All alphabetic characters (A- Z) are entered in capital letters without using the Shift key. The Caps Lock mode is enabled and disabled by pressing the Caps Lock key. .5/ Scroll lock Green Alternately turns on and off each time the ScrLk key i s pressed. While th[...]

 ThinkPad 310 Diagnostics Diskette (P/N 05L1936)  ThinkPad 310 Maintenance Utility Diskette (P/N 05L1770) Boot from the Diagnostic Program Diskette and select PQA System Diagnostics Program from PC DOS 7.0 Startup Menu, the PQA main menu appears on screen. Press → or ← to move around the main menu. Press Enter to enable the selected optio[...]

 Auto Test Performs multiple tests of the selected items and checks the selected test items in sequence. Note: PCMCIA Diagnostic supports manual test only. Do not select PCMCIA Diagnostic in Auto Test. The screen below appears if you select AUTO Test. Specify the desired number of tests and press Enter . After you specify the number of tests to [...]

Note: The F1 and F2 keys function only after you finish configuring 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 Test Times Indicates the number of tests to perform. PC Test Card LED The green LED on the PC test card turns on when the PCMCIA test is[...]

Error Code Message FRU/Action in Sequence 10XXX CPU or System board error 1. CPU 2. System board 11XXX Pointing device error 1. TrackPoint board FPC cable 2. TrackPoint board 3. Keyboard 4. System board PCMCIA X XXXX PCMCIA error 1. Replace PC Card 2. PCMCIA slots assembly 3. System board Running Fan Diagnostics Program The system is equipped with [...]

1. Boot from the Utility Program Diskette. 2. Select Thermal Sensor Utility from PC DOS 7.0 Startup Menu, then the system thermal is executed. Setting Inverter ID There is an EEROM in the inverter which stores its supported LCD type ID code. If you replace the LCD with a different brand, the ID information in the inverter EEROM should be updated. F[...]

Fn + Description F6 1 Power Management Settings and System Information screens F7 2 Standby invocation F8 3 Hibernation invocation Right arrow Scale increase (used with Fn+F2, Fn+F5) Left arrow Scale decrease (used with Fn+F2, Fn+F5) Esc Hotkey Icon Escape ThinkPad 310, 310D, 310E, 310ED (2600) 31[...]

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/Cxx/Dxx/Fxx) Intel  Pentium [...]

FRU Removals and Replacements This section contains information about removals and replacements.  Do not damage any parts. Only certified and trained personnel should service the computer.  The arrows in this section show the direction of movement to remove a FRU, or to turn a screw to release the FRU. The arrows are marked in numeric order, [...]

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 pulling up the two clasps on both sides of the connector with a plastic tool. Then carefu[...]

I/O Door Press the rear connector door latch to open the door. Remove the center latch; then remove the rear connector door 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[...]

Hard Disk Drive and Hard Disk Drive Door Turn the computer upside down. Note: Make sure you use the correct screw when replacing. Reverse the steps above to install a hard disk drive. Step Size (Quantity) Head and Color Memo .1/ M2 x 6L (1) Flat head, black 36 IBM Mobile Systems ThinkPad 310 (D/E/ED) HMM[...]

Warning: Do not drop or apply any shock to the hard disk drive. The hard disk drive is sensitive to physical shock. Incorrect handling can cause damage and permanent loss of data on the hard disk. Before removing the hard disk drive, have the user make a backup copy of all the information on the hard disk. Never remove the hard disk drive while the[...]

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 of approximately 20° , into the socket; then pres[...]

Side View Hinge Cover ThinkPad 310, 310D, 310E, 310ED (2600) 39[...]

Note: Make sure you use the correct screw when replacing. Step Size (Quantity) Head and Color Memo .1/ M2 x 4L (4) Flat head, black 40 IBM Mobile Systems ThinkPad 310 (D/E/ED) HMM[...]

Keyboard  Hinge Covers (5) When replacing the keyboard unit, connect the keyboard connector as shown in the figure; then replace the keyboard. (The leftmost and rightmost connectors should be unlocked by lifting the clasps from under them. Unlock the center connector by pulling on the left and right of the clasp.) Warning: Hold down the keyboard[...]

Thermal Plate/CPU  Hinge Covers (5)  Keyboard Unit (6) Note: Make sure you use the correct screw when replacing. Note: For 310E/ED, machine type 2600-Axx/Bxx/Cxx/Dxx/Exx/Fxx model, a pad is found between the thermal plate and the PC Card slots. When reinstalling the thermal plate, first place the pad on top of the PC Card slots before you pro[...]

Important: A sponge pad is found underneath the CPU. When installing a replacement CPU, make sure the sponge pack is in place. If you need to replace the sponge pad, it is part of the mylar pack FRU. ThinkPad 310, 310D, 310E, 310ED (2600) 43[...]

Diskette Drive/CD-ROM Drive  Hinge Covers (5)  Keyboard Unit (6)  Thermal plate / CPU (7) Important: When removing the module locks, pull them up at an angle. They cannot be removed when pulled straight up. Diskette Drive (Model Unique) 44 IBM Mobile Systems ThinkPad 310 (D/E/ED) HMM[...]

CD-ROM Drive (Model Unique) Warning: Do not open the CD-ROM; no user adjustments or serviceable parts are inside. Use of controls, adjustments, or the performance of procedures other than those specified may result in hazardous radiation exposure. Figure A Figure B ThinkPad 310, 310D, 310E, 310ED (2600) 45[...]

CAUTION: Do not push on the top surface of the CD-ROM drive. Note: For 310E/ED, machine type 2600-Bxx/Dxx model, you need to perform an extra step as shown in the illustration above. This step removes the CD-ROM drive cable before you pull out the CD-ROM drive. 46 IBM Mobile Systems ThinkPad 310 (D/E/ED) HMM[...]

LCD Removal and Replacement  Hinge Covers (5) LCD Display Module Note: Make sure you use the correct screw when replacing. Step Size (Quantity) Head and Color Memo .1/ M2 x 5L (2) Pan head, Yellow Zn .2/ M2.5 x 8L (4) Pan head, silver w/ nylock paste ThinkPad 310, 310D, 310E, 310ED (2600) 47[...]

LCD Bezel: Note: When removing the LCD, take note of the following: 1. Be careful not to scratch the LCD cover when removing the screw covers. 2. The LCD cover has several latches. Release these latches; then remove the LCD cover. Be careful not to break the latches. Note: Make sure you use the correct screw when replacing. Step Size (Quantity) Hea[...]

LCD, LCD Cover, LCD FPC Cable, LCD Left Hinge, and Inverter: Important: After you replace the LCD or inverter, follow the instructions in “Setting Inverter ID” on page 30. Note: For DSTN LCDs, a tape is used to secure the LCD FPC cable after it is connected to the LCD. This tape is a special tape with safety characteristics, and is part of the [...]

LCD Right Hinge and LCD Diaper Note: Make sure you use the correct screw when replacing. Step Size (Quantity) Head and Color Memo .1/ M2.5 x 6L (2) Pan head, black w/ nylock paste 50 IBM Mobile Systems ThinkPad 310 (D/E/ED) HMM[...]

Inside Assembly  Hinge Covers (5)  Keyboard Unit (6)  LCD Unit (9)  Thermal plate and CPU (7) Upper Base Step Size (Quantity) Head and Color Memo .1/ M2.5 x 18L (3) Pan head, silver .2/ M2.5 x 6L (4) Pan head, black w/ nylock paste .3/ M2 x 4L (1) Flat head, black Note: Make sure you use the correct screw when replacing. ThinkPad 310, 3[...]

TrackPoint Board, TrackPoint Button and TrackPoint Board FPC Cable Note: Make sure you use the correct screw when replacing. Step Size (Quantity) Head and Color Memo .1/ M2 x 4L (2) Pan head, silver 52 IBM Mobile Systems ThinkPad 310 (D/E/ED) HMM[...]

Fan Note: The tape used to secure the fan is not ordinary tape, but a special tape with safety characteristics. This tape is part of the Mylar FRU. If you need to replace the fan, besides the new fan, you need to get from the Mylar FRU the following: the tape mentioned above, two sponge strips to stick on the sides of the fan, and a double-sided ad[...]

Audio Connector Board Warning: Take care in removing the audio connection board (see figure) to avoid damaging the LEDs. 54 IBM Mobile Systems ThinkPad 310 (D/E/ED) HMM[...]

Battery Connector Board Note: Make sure you use the correct screw when replacing. Step Size (Quantity) Head and Color Memo .2/ M2.5 x 6L (2) Pan head, black w/ nylock paste ThinkPad 310, 310D, 310E, 310ED (2600) 55[...]

Speaker and Cover Switch Cables 56 IBM Mobile Systems ThinkPad 310 (D/E/ED) HMM[...]

Lower Base Important: To remove the chassis with the system board out of the lower base, the PCMCIA slot buttons should be upright then pushed in ( .1/ → .2/ ) before you begin this removal procedure. ThinkPad 310, 310D, 310E, 310ED (2600) 57[...]

Note: Make sure you use the correct screw when replacing. Step Size (Quantity) Head and Color Memo .3/ M2.5 x 6L (2) Pan head, black w/ nylock paste .4/ M2 x 4L (2) Pan head, silver 58 IBM Mobile Systems ThinkPad 310 (D/E/ED) HMM[...]

PCMCIA Door and PCMCIA Door Spring ThinkPad 310, 310D, 310E, 310ED (2600) 59[...]

Charger Board Note: Make sure you use the correct screw when replacing. Step Size (Quantity) Head and Color Memo .1/ M2 x 4L (2) Pan head, silver 60 IBM Mobile Systems ThinkPad 310 (D/E/ED) HMM[...]

System Board: Important: After replacing the system board, follow the instructions in “Setting Thermal Sensor Threshold” on page 29. Note: Make sure you use the correct screw when replacing. Step Size (Quantity) Head and Color Memo .1/ M2 x 4L (2) Pan head, silver .2/ M2 x 4L (2) Pan head, black w/ nylock paste .3/ M2 x 4L (2) Pan head, silver [...]

Backup Battery: Warning: The backup battery is a lithium battery and can cause a fire, explosion, or severe burns. Do not charge it, heat it higher than 100 C (212 F), incinerate it, or expose its cell contents to water. Dispose of the battery as required by local ordinances or regulations. Use of an incorrect battery can result in ignition or expl[...]

Keyboard Connector Board ThinkPad 310, 310D, 310E, 310ED (2600) 63[...]

PCMCIA Slot Assembly Note: Make sure you use the correct screw when replacing. Step Size (Quantity) Head and Color Memo .1/ M2 x 14L (2) Pan head, silver w/ brackets 64 IBM Mobile Systems ThinkPad 310 (D/E/ED) HMM[...]

Locations Front View .1/ LCD .2/ Indicator panel .3/ Speakers .4/ Power switch .5/ CD-ROM eject button .6/ CD-ROM drive (310E/310ED) or diskette drive (310/310E) .7/ Battery cover release latch .8/ Battery bay .9/ Personalization nameplate .1ð/ TrackPoint III .11/ LCD release latch .12/ Click buttons .13/ Hard disk drive bay .14/ Fn key .15/ Funct[...]

Bottom View .1/ DIMM door 66 IBM Mobile Systems ThinkPad 310 (D/E/ED) HMM[...]

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, 310E, 310ED (2600) 67[...]

Switch Locations There are two switches on the system board.  CPU speed  Keyboard select, password enable/disable and BIOS screen select and another switch on the DC-DC converter.  CPU voltage Refer to the figure and tables below on how to set these switches. CPU Settings CPU Type Voltage Speed Intel P54CSLM-133 CPU 3.1V 133MHZ Intel P55C-[...]

CPU Speed (SW3) Settings CPU Speed 133MHz 150MHz 166MHz Switch 1 On Off On Switch 2 Off On Off Switch 3 Off On On Switch 4 On On On Keyboard Language (SW2, Switch 1 and 2) Settings Keyboard Language European U.S. Japanese Switch 1 On Off Off Switch 2 Off Off On Password (SW2, Switch 3) Settings Password ON OFF Switch 3 Bypass Check Reserved switch [...]

310 - System Unit Parts Listing 70 IBM Mobile Systems ThinkPad 310 (D/E/ED) HMM[...]

310D - System Unit Parts Listing ThinkPad 310, 310D, 310E, 310ED (2600) 71[...]

310/310D - System Unit FRU List No. Description FRU No. Q'ty 1 Hinge cover (L) 12J0533 1 2 TrackPoint rubber cap 84G6536 2 3 Hinge cover (R) 12J0534 1 4 Keyboard (Japan) (with TrackPoint rubber cap) 11J8608 1 Keyboard (Germany) (with TrackPoint rubber cap) 11J8609 1 Keyboard (Slovakia) (with TrackPoint rubber cap) 12J0504 1 Keyboard (Portugal)[...]

No. Description FRU No. Q'ty 13 Audio connector board FPC cable 11J8585 14 Chassis (with speaker, LCD cover switch, PCMCIA door and Mylar) 11J8566 1 15 Battery pack (NiMH) (with information label) 11J8604 1 16 Backup battery 11J8591 1 17 System board (without charger, CPU, PCMCIA socket and Mylar) 11J8581 1 18 Charger board (with Mylar) 11J858[...]

No. Description FRU No. Q'ty 33 See Miscellaneous / Miscellaneous pack 2 34 Battery connector board (with cable) 11J8588 1 35 Thermal plate 11J8567 1 36 TrackPoint board (with Mylar) 11J8587 1 37 TrackPoint board FPC cable 12J0497 1 38 See Miscellaneous/ Miscellaneous pack 3 74 IBM Mobile Systems ThinkPad 310 (D/E/ED) HMM[...]

310/310D LCD Unit Parts Listing No. Description FRU No. Q'ty 1 11.3" DSTN/TFT LCD bezel (with logo) 11J8576 1 2 11.3" DSTN LCD 11J8593 1 11.3" TFT LCD 11J8594 1 3 LCD hinge (R) 11J8652 1 4 LCD inverter (DSTN/TFT) 11J8589 1 5 11.3" DSTN LCD FPC cable (with LCD cable diaper) 11J8577 1 11.3" TFT LCD FPC cable (with LCD ca[...]

No. Description FRU No. Q'ty 7 11.3" DSTN LCD cover (with logo and LCD diaper and left hinge) 11J8573 1 11.3" TFT LCD cover (with logo and LCD diaper and left hinge) 11J8574 1 8 See Miscellaneous/ Miscellaneous pack 2 9 LCD hinge (L) 12J0527 1 76 IBM Mobile Systems ThinkPad 310 (D/E/ED) HMM[...]

310E System Unit Parts Listing ThinkPad 310, 310D, 310E, 310ED (2600) 77[...]

310ED System Unit Parts Listing 78 IBM Mobile Systems ThinkPad 310 (D/E/ED) HMM[...]

310E/310ED System Unit FRU List No. Description FRU No. Q'ty 1 Hinge cover (L) 12J0533 1 2 TrackPoint rubber cap 84G6536 2 3 Hinge cover (R) 12J0534 1 4 Keyboard (Japan) (with TrackPoint rubber cap) 11J8608 1 Keyboard (Germany) (with TrackPoint rubber cap) 11J8609 1 Keyboard (Slovakia) (with TrackPoint rubber cap) 12J0504 1 Keyboard (Portugal)[...]

No. Description FRU No. Q'ty 8 Internal diskette drive module (with bracket, bezel, FPC cable and information label) 11J8570 1 Internal CD-ROM drive module (with bracket, bezel, FPC cable and information label) 05K8826 1 9 Diskette drive bezel 12J0524 1 CD-ROM drive bezel 05K4607 1 10 See Miscellaneous/ Mylar pack 11 Fan 05K4605 1 12 Audio con[...]

No. Description FRU No. Q'ty 28 DIMM 16 MB EDO 11J8602 1 DIMM 32 MB EDO 11J8603 1 29 Intel P55C-133 CPU, MMX 05K3600 1 Intel P55C-150 CPU, MMX 05K3601 1 30 Keyboard connector board (with Mylar) 11J8586 1 31 PCMCIA slots assembly 11J8634 1 32 See Miscellaneous / Miscellaneous pack 2 33 See Miscellaneous / Miscellaneous pack 2 34 Battery connect[...]

310E/310ED LCD Unit Parts Listing 82 IBM Mobile Systems ThinkPad 310 (D/E/ED) HMM[...]

310E/310ED LCD Module FRU list No. Description FRU No. Q'ty 1 11.3" TFT LCD bezel (with logo) 11J8576 1 2 11.3" TFT LCD 11J8594 1 12.1" DSTN LCD 12J0492 1 3 LCD hinge (R) 11J8652 1 4 LCD inverter 11J8589 1 5 11.3" TFT LCD FPC cable (with LCD cable diaper) 11J8578 1 12.1" DSTN LCD FPC cable (with LCD cable diaper) 12J04[...]

310E (2600-Axx/Cxx/Exx/Fxx) System Unit Parts Listing 84 IBM Mobile Systems ThinkPad 310 (D/E/ED) HMM[...]

310ED (2600-Bxx/Dxx) System Unit Parts Listing ThinkPad 310, 310D, 310E, 310ED (2600) 85[...]

310E/310ED (2600-Axx/Bxx/Cxx/Dxx/Exx/Fxx) System Unit FRU List No. Description FRU No. Q'ty 1 Hinge cover (L) 05K4870 1 2 TrackPoint rubber cap 84G6536 2 3 Hinge cover (R) 05K4871 1 4 Keyboard (Japan) (with TrackPoint rubber cap) 11J8608 1 Keyboard (Germany) (with TrackPoint rubber cap) 11J8609 1 Keyboard (Slovakia) (with TrackPoint rubber cap[...]

No. Description FRU No. Q'ty 7 Diskette drive bracket 12J0520 1 CD-ROM drive bracket 05K4878 1 8 Internal diskette drive module assembly 11J8570 1 Internal CD-ROM drive module assembly label) 05K8865 1 9 Diskette drive bezel 12J0524 1 CD-ROM drive bezel 05K4879 1 10 See Miscellaneous/ Mylar pack 11 Fan 05K4605 1 12 Audio connector board (with [...]

No. Description FRU No. Q'ty 26 2.1GB hard disk drive module assembly 05K8881 1 2.1GB hard disk drive module assembly (2600-Exx) 11J8625 1 3.0GB hard disk drive module assembly 05K8862 1 27 Hard disk drive module upper cover plate (with information label and inside Mylar) 11J8568 1 28 DIMM 16 MB EDO 11J8602 1 DIMM 32 MB EDO 11J8603 1 29 Intel [...]

310E/310ED LCD Unit Parts Listing No. Description FRU No. Q'ty 1 12.1" DSTN LCD bezel (with logo) 12J0494 1 12.1" TFT LCD bezel (with logo) 05K4863 1 11.3" TFT LCD bezel (with logo) (2600-EXX) 11J8576 1 2 12.1" DSTN LCD 12J0492 1 12.1" TFT LCD 05J9338 1 11.3" TFT LCD (2600-EXX) 05K9356 1 3 LCD hinge (R) 11J8652 1 [...]

No. Description FRU No. Q'ty 5 12.1" DSTN LCD FPC cable (with LCD cable diaper) 12J0493 1 12.1" TFT LCD FPC cable (with LCD cable diaper) 05K2647 1 11.3" TFT LCD FPC cable (with LCD cable diaper) (2600-EXX) 11J8578 1 6 See Miscellaneous/ Mylar pack 7 12.1" DSTN LCD cover (with logo and LCD diaper and left hinge) 12J0495 1 1[...]

310/310E/310D/310ED Miscellaneous and Other Parts Miscellaneous Item Description FRU No. Q'ty Misc. Parts Pack 1 Foot (long) 12J0515 2 Foot 2 LCD screw cap 6 Misc. Parts Pack 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 Drive/CD-ROM latch 2 Misc. Parts Pack 3 Tra[...]

Item Description FRU No. Q'ty Mylar pack 11.3" DSTN LCD diaper 05K4881 1 11.3" TFT LCD diaper 1 12.1" DSTN LCD diaper 1 12.1" TFT LCD diaper 1 Hard disk drive module Mylar(outside) 10 Fan tape 10 Fan tape (on bottom of fan, square) 10 Fan sponge (on both sides of fan, rectangle) 20 Sponge pad (above the CD-ROM, below the th[...]

Item Description FRU No. Q'ty Screw pack M2 x 3L, Pan head, silver 11J8580 5 M2 x 4L, Flat head, black 5 M2 x 4L, Pan head, silver 5 M2 x 4L, Pan head, black, w/ nylock 5 M2 x 6L, Flat head, black 5 M2 x 6L, Pan head, silver 5 M2 x 14L, Pan head, silver 5 M2.5 x 6L, Pan head, black, w/ nylock 10 M2.5 x 8L, Pan head, silver, w/ nylock 5 M2.5 x [...]

Others Description FRU No. Q'ty AC adapter 45W (2 PIN) (with information label) 12J0538 1 AC adapter 45W (3 PIN) (with information label) 12J0539 1 Power cord (Japan 2 PIN) 13H5273 1 Power cord (Argentina, Australia, Papua New Guinea, New Zealand, Paraguay, Uruguay) 76H3514 Power cord (Bahamas, Barbados, Bermuda, Bolivia, Canada, Cayman Island[...]

Notices References in this publication to IBM products, programs, or services do not imply that IBM intends to make these available in all countries in which IBM operates. Any reference to an IBM product, program, or service is not intended to state or imply that only that IBM product, program, or service may be used. Subject to IBMÆs valid intell[...]

IBM  Part Number: 05L1935 Printed in U.S.A. Sð5L-1935-ðð[...]