Lenovo ThinkPad A22m ThinkPad A2* Series Hardware Maintenance Manual (October
Lenovo ThinkPad A22m Manual
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- Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 1
IBM Mobile Systems ThinkPad Computer Hardware Maintenance Manual October 2001 This manual supports: ThinkPad A20m, A21m, A22m (MT 2628/2633) A20p, A21p, A22p (MT 2629) ThinkPad Dock (MT 2631) - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 2
Note Before using this information and the product it supports, be sure to read the general information under this publication may contain references to, or information about, IBM products (machines and programs), programming, or services that are not announced in your country. Such references or - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 3
product-specific parts information. Important This manual is intended for trained service personnel who are familiar with ThinkPad products. Use this manual along with the advanced diagnostic tests to troubleshoot problems effectively. Before servicing an IBM ThinkPad product, be sure to review the - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 4
iv ThinkPad A20m/p, A21m/p, A22m/p - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 5
25 Service web site 25 Product recovery program 25 Passwords 27 Power management 30 Checkout guide 33 Testing the computer 33 Detecting system information with PC-Doctor. . . 35 Power system checkout 35 ThinkPad A20m/p, A21m/p and A22m/p. . . . . 39 Product overview 41 Specifications 41 - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 6
battery 66 1050 Hard-disk drive assembly 83 1150 Diskette drive 85 1160 Upper shield 87 1170 TV card 88 1180 CPU socket and CPU 89 1190 System Recovery CDs 141 Miscellaneous parts 145 Optional FRUs 147 Common parts list 148 Notices 150 Trademarks 150 vi ThinkPad A20m/p, A21m/p, A22m/p - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 7
Introduction Important service information Important BIOS and device driver fixes are customer-installable. The BIOS and device drivers are posted on the IBM support site http://www.ibm.com/pc/support Advise customers to contact the PC Company HelpCenter at 800-772-2227 if they need assistance in - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 8
computer you are servicing. Diskette compatibility matrix The compatibility of each of the drives with the diskettes for it is as follows: Diskette drive 3.5-inch Diskette capacity 1.0 MB 2.0 MB 4.0 MB Compatibility Read and write Read and write Not compatible 2 ThinkPad A20m/p, A21m/p, A22m/p - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 9
Safety notices Safety notices: multilingual 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 - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 10
Do not disassemble a standby battery, 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 Batterien kann zu Entzündung oder Explosion führen. (continued) 4 ThinkPad A20m/p, A21m/p, A22m/p - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 11
(continuation of safety notice 2) Safety notices Alcune batterie di riserva contengono una piccola quantità di nichel e cadmio. Non smontarle, ricaricarle, gettarle nel fuoco o nell'acqua né cortocircuitarle. Smaltirle secondo la normativa in vigore (DPR - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 12
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 o l'esplosione della batteria stessa. (continued) 6 ThinkPad A20m/p, A21m/p, A22m/p - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 13
(continuation of safety notice 3) Safety notices Las baterías contienen pequeñas cantidades de níquel. No las desmonte, ni recargue, ni las eche al fuego o al agua ni las cortocircuite. Deséchelas tal como dispone la normativa local. Utilice sólo baterías que se encuentren en la lista de piezas al - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 14
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 Bestimmungen für Sondermüll beachten. Beim Ersetzen der Batterie nur Batterien des Typs verwenden, der in der - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 15
(continuation of safety notice 4) Safety notices La batteria di supporto e una batteria al litio e puo incendiarsi, esplodere o procurare gravi ustioni. Evitare di ricaricarla, smontarne il connettore polarizzato, smontarla, riscaldarla ad una temperatura superiore ai 100 gradi centigradi, - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 16
inmediatamente las áreas afectadas con agua durante 15 minutos como mínimo. Obtenga atención medica si se presenta algún síntoma del fluido despues de lavarse. 10 ThinkPad A20m/p, A21m/p, A22m/p - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 17
Safety notice 6 Safety notices DANGER To avoid shock, do not remove the plastic cover that protects the lower part 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 Sicherheitsgrü - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 18
um brennbare Materialien zu entzünden oder Verletzungen bei Personen hervorzurufen. Sebbene le batterie di alimentazione siano a basso voltaggio, una batteria in corto circuito o a como para quemar material combustible o provocar quemaduras en el personal. 12 ThinkPad A20m/p, A21m/p, A22m/p - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 19
Safety notice 8 Safety notices DANGER Before removing any FRU, power off the computer, unplug all power cords from electrical outlets, remove the battery pack, and then disconnect any interconnecting cables. Avant de retirer une unité remplaçable en clientèle, mettez le système hors tension, dé - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 20
with before servicing an IBM mobile computer start the machine, ensure that other service representatives and the customer's personnel place, away from all personnel, while you are servicing the machine. v Keep your toolcase away from to your eyes. v After service, reinstall all safety shields, guards - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 21
Electrical safety Safety information 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 - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 22
problem. Consider these conditions and the safety hazards they present: v Electrical hazards, especially primary power (primary voltage on the frame can cause serious or fatal electrical shock) v Explosive hazards, such as a damaged CRT face or a bulging capacitor 16 ThinkPad A20m/p, A21m/p, A22m - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 23
following checklist at the beginning of every service task. Begin the checks with the any obvious non-IBM alterations. Use good judgment as to the safety of any non-IBM alterations. 6. all at the same charge. Notes 1. Use product-specific ESD procedures when they exceed the requirements noted here. - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 24
Some IBM Personal Computer models are equipped from the factory with an optical storage device; such as a CD-ROM drive or DVD-ROM drive. They are also sold separately as options. The drive is certified in the U.S. to conform to the requirements of the Department of Health and Human Services 21 - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 25
Laser compliance statement When a CD-ROM drive, DVD drive or the other laser product is installed, note the following auftreten. L'utilizzo di controlli, regolazioni o l'esecuzione di procedure diverse da quelle specificate possono provocare l'esposizione a. El uso de controles o ajustes o la ejecuci - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 26
or the other optical storage device could result in exposure to hazardous laser radiation. There are no serviceable parts inside those drives. Do not open. Some CD-ROM drives, DVD-ROM drives or the other optical storage devices contain an embedded Class 3A or Class 3B laser diode. Note the following - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 27
Laser compliance statement DANGER Emits visible and invisible laser radiation when open. Do not stare into the beam, do not view directly with optical instruments, and avoid direct exposure to the beam. Radiação por raio laser ao abrir. Não olhe fixo no feixe de luz, não olhe diretamente por meio de - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 28
Laser compliance statement 22 ThinkPad A20m/p, A21m/p, A22m/p - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 29
ThinkPad model that has the PC-Doctor DOS diagnostics program. Some descriptions might not apply to your particular computer. Read this first Before you go to the checkout guide, be sure to read this section. Important notes v Only certified trained personnel should service when a problem recurs. If - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 30
was subjected to stress beyond normal use. Before checking problems with the computer, determine whether the damage is covered service or modification. v If the spindle of a hard-disk drive becomes noisy, it may have been subjected to excessive force, or dropped. 24 ThinkPad A20m/p, A21m/p, A22m - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 31
-installed operating system, applications, and device drivers. To restore the pre-installed software, you can use either the Product Recovery program or a Recovery CD. The Product Recovery program is in the Service Partition, a section of the hard-disk drive that is not displayed by Windows Explorer - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 32
and install the preloaded system from the Recovery CD, do the following: To create the Service Partition (SP): 1. Erase all partitions on the hard-disk drive, using FDISK or a similar application. 2. Boot with the Recovery CD (and the boot diskette if required.) 3. Following message appears: "Your - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 33
instructions. Note Should the hard-disk drive need to be replaced, you must order a Recovery CD with the hard-disk drive so that you can recover the new hard-disk drive with the pre-installed software when it arrives. For information on which CD to order, see "Recovery CDs" on page 141. Passwords - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 34
the user or the master HDP, or to recover data from the hard-disk drive. The hard-disk drive can be replaced for a scheduled fee. Supervisor password: A supervisor password (SVP) protects the system information stored in the IBM BIOS Setup Utility. The SVP must be entered in order to get access - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 35
the computer by pressing and holding F1. 2. Enter the SVP. The IBM BIOS Setup Utility menu appears. 3. Select Password, using the cursor keys to move down the menu. 4. Select Hard-disk x password, where x is the letter of the hard-disk drive. A pop-up window opens. 5. Select Master HDP. 6. Enter the - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 36
service timer" in IBM BIOS Setup Utility expires, v The LCD backlight turns off. v The hard-disk drive motor stops. off. v The hard-disk drive is powered off. v The CPU stops. To enter hard disk, the parallel connector, or the diskette drive within that time. 30 ThinkPad A20m/p, A21m/p, A22m/p - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 37
service information v If the battery indicator blinks orange, indicating that the battery power is low. (Alternatively, if Hibernate when battery is signaled by a serial device or a PC Card device (Windows 2000 does not support the ring indicator (RI) resume by PC Card device.) v The time set on the - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 38
the battery charge becomes critically low. When the power is turned on, the computer returns from hibernation mode and resumes operation. The hibernation file in the boot record on the hard-disk drive is read, and system status is restored from the hard-disk drive. 32 ThinkPad A20m/p, A21m/p, A22m/p - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 39
guide in identifying and correcting problems with the ThinkPad computer. Note: The diagnostic tests are intended to test only IBM products. The use of non-IBM supports the docking station. To test a USB device, connect it to the USB PC-Doctor disk into the diskette drive; then power on the computer. - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 40
supports only the LCD display on ThinkPad. Before running PC-Doctor DOS, detach the external Monitor. v ZIP Drive test and LS-120 Drive CPU/Coprocessor Systemboard Video Adapter Serial Ports Parallel Ports Fixed Disks Diskette Drives Other Devices ZIP Drive Communication Memory Test - Full Memory - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 41
Configuration v Memory Contents v Physical Disk Drives v Logical Disk Drives v VGA Information v IDE Drive Info v PCI Information v PNPISA Info v SMBIOS Info v VESA LCD Info Utility v Run External Tests v Surface Scan Hard Disk v Benchmark System v DOS Shell v Tech Support Form v Battery Rundown - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 42
the battery pack. If the charge indicator or icon still does not turn on, replace the battery pack. If the charge indicator still does not turn on, replace the system board. Then reinstall the battery pack. If it is still not charged, go to the next section. 36 ThinkPad A20m/p, A21m/p, A22m/p - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 43
guide Checking the battery pack Battery charging does not start until the Power Meter shows that less than 95% of the total power remains; under this condition the battery pack can charge to 100% of its capacity. This protects the battery than +11.0 V dc, the battery pack has been discharged. Note: - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 44
(-) Wire Red Black Voltage (V dc) +2.5 to +3.2 Ground v If the voltage is correct, replace the system board. v If the voltage is not correct, replace the backup battery. v If the backup battery discharges quickly after replacement, replace the system board. 38 ThinkPad A20m/p, A21m/p, A22m/p - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 45
60 1020 DIMM 61 1030 Mini PCI adapter 63 For A20m/p, A21m/p series 64 For A22m/p series 65 1040 Backup battery 66 1050 Hard-disk drive or RF ID adapter . . . . 67 1060 Ultrabay 2000 device 69 1070 Keyboard 71 1080 Keyboard CRU insulator 74 1090 Hinge cover and clear sheet icon . . . . - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 46
14.1-in. and 15.0-in. panels 103 3010 ThinkPad Dock PCI cover 105 3020 ThinkPad Dock top cover 107 Locations 112 Front view 112 Recovery CDs 141 For Windows 98 (A22m 141 For Windows 98 (A22p 142 For Windows 2000 (A22m 143 For Windows 2000 (A22p 143 For Windows 2000/Windows NT (A22m - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 47
"Status indicators" on page 44 v "FRU tests" on page 46 v "Fn key combinations" on page 48 Specifications The following table lists the specifications of the ThinkPad A20m/p, A21m/p and A22m/p series: Feature Processor Description A20m v Intel® Celeron® processor 500 MHz, L2 256-KB cache v Intel - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 48
Memory (standard) Memory (optional) CMOS RAM Display Product overview Description A21p v Mobile Intel® Pentium® III processor at 850 MHz featuring Intel® SpeedStep™ technology A22m , 128 MB, or 256 MB DIMM card (maximum of 512 MB) 114 bytes + 128 bytes v 12.1-inch, 16M ThinkPad A20m/p, A21m/p, A22m/p - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 49
Diskette drive Hard-disk drive I/O port Mouse or keyboard v Parallel v Port replicator connector v Serial v Universal serial bus (USB) connector v RJ11 v RJ45 v TV-in/out (for MT2629) v TV-out drive v 6 x DVD drive A21m/p, A22m/p v 10-24 x CD-ROM drive v 8 x DVD drive ThinkPad A20m/p, A21m/p and - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 50
, or the drive in the Ultrabay 2000. When this indicator is on, do not put the computer into standby mode or turn off the computer. Note: Do not move the system while the Green drive in use light is on. Sudden physical shock could cause drive errors. (continued) 44 ThinkPad A20m/p, A21m/p, A22m/p - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 51
the cursor. To enable or disable Scroll Lock mode, press ScrLk key. Not all application programs support this function. 7 Power on Green: This indicator stays lighted whenever the computer is on. If the the standby mode and the standby indicator goes off. ThinkPad A20m/p, A21m/p and A22m/p 45 - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 52
service action is necessary. Hard-disk drive Diskette drive If enabling the TrackPoint does not correct the problem, continue with the following: v Interactive Tests --> Mouse Diagnostics --> Fixed Disks 1. Diagnostics --> Diskette Drives 2. Interactive Tests --> Diskette (continued) 46 ThinkPad - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 53
the other one, and run the test again. 3. If the test does not detect the error, run Diagnostics --> Memory Test - Full. 1. Turn on the computer and check the air turbulence at the louver near the power switch. 2. Run Diagnostics --> Other Devices --> IBM Fan. ThinkPad A20m/p, A21m/p and A22m/p 47 - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 54
, press the power button for less than four seconds. Turn the ThinkLight on or off. The LCD becomes brighter. The LCD becomes less bright. 48 ThinkPad A20m/p, A21m/p, A22m/p - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 55
the problem, put the original part back in the computer. Do not replace a nondefective FRU. This index can also help you determine, during regular servicing, what problems" on page 55. Note For an IBM device not supported by diagnostic codes in the ThinkPad notebook computers, see the manual for - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 56
date. 0252 Password checksum bad - The password is cleared. Reset the password by running IBM BIOS Setup Utility. 0260 System timer error. 1. Replace the backup battery and run IBM BIOS Setup Utility to reset the time and date. 2. System board. (continued) 50 ThinkPad A20m/p, A21m/p, A22m/p - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 57
to reset the time and date. 1. Diskette drive. 2. External FDD cable. 3. I/O card. 1. Load Setup Defaults in IBM BIOS Setup Utility. 2. Replace the backup battery. 3. System board. 1. DIMM. 2. System board. 1. DIMM. 2. System board. 1. DIMM. 2. System board. ThinkPad A20m/p, A21m/p and A22m/p 51 - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 58
board. 1. Load Setup Defaults in IBM BIOS Setup Utility. 2. Backup battery. 3. System board. 1. Check that the operating system has no failure and is installed correctly. 2. Enter IBM BIOS Setup Utility and see whether the hard-disk drive and the diskette drive are properly identified. 3. Reseat the - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 59
Reseat DIMM. 2. System board. A power-on password or a supervisor password is set. Type the password and press Enter. A hard-disk password is set. Type the password and press Enter. Start the ThinkPad Configuration program and set the Screen expansion function. ThinkPad A20m/p, A21m/p and A22m/p 53 - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 60
missing, discolored, or always lighted is characteristic of TFT LCD technology, but excessive pixel problems can cause viewing concerns. The LCD should be replaced if the number of missing, Reseat all LCD connectors. 3. LCD assembly. 4. System board. LCD assembly. 54 ThinkPad A20m/p, A21m/p, A22m/p - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 61
Non-IBM devices b. Devices attached to the port replicator c. Printer, mouse, and other external devices d. Battery pack e. Hard-disk drive f. External diskette drive g. DIMM h. CD-ROM and diskette drive in the UltraslimBay i. PC Cards 4. Power on the computer. 5. Determine whether the problem has - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 62
. Screw notices Loose screws can cause a reliability problem. In IBM ThinkPad computer, this problem is addressed with special nylon-coated screws that have more (Cross-section) v Torque driver If you have a torque driver, refer to the "Torque" column for each step. 56 ThinkPad A20m/p, A21m/p, A22m/p - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 63
the ThinkPad hardware maintenance diskette version 1.62 and restart the computer. 2. From the main menu, select 1. Set System Identification. 3. Select 1. Add S/N data from EEPROM. Follow the instructions on that generates the number is designed to provide ThinkPad A20m/p, A21m/p and A22m/p 57 - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 64
. When you replace the system board, you must set the UUID on the new system board as follows: 1. Install the ThinkPad hardware maintenance diskette version 1.62, and restart the computer. 2. From the main menu, select 4. Assign UUID. A new UUID is created and written. If a valid UUID already exists - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 65
general rules: 1. Do not try to service any computer unless you have been trained and damaging parts. 2. Before replacing any FRU, review "FRU replacement notices" on page 56. cords from electrical outlets, remove the battery pack, and then disconnect any ThinkPad A20m/p, A21m/p and A22m/p 59 - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 66
1010 Battery pack Removing and replacing a FRU DANGER Use only the battery in the parts listing for your computer. Use of an incorrect battery can result in ignition or explosion of the battery. 60 ThinkPad A20m/p, A21m/p, A22m/p - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 67
1020 DIMM Removing and replacing a FRU For access, remove this FRU: v "1010 Battery pack" on page 60 Note: Loosen the screw 1 , but do not remove it. (continued) ThinkPad A20m/p, A21m/p and A22m/p 61 - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 68
. Pivot the DIMM until it snaps into place. Make sure that the card is firmly fixed in the slot and does not move easily. 62 ThinkPad A20m/p, A21m/p, A22m/p - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 69
Removing and replacing a FRU 1030 Mini PCI adapter For access, remove this FRU: v "1010 Battery pack" on page 60 Note: Loosen the screw 1 , but do not remove it. 1 2 (continued) ThinkPad A20m/p, A21m/p and A22m/p 63 - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 70
combo card. Connector (A) is for the LAN feature and (B) is for the modem feature. This slot also supports a Mini PCI modem card or Mini PCI network card. Step 5 depends on the card type. Disconnect either under the card when reinstalling the Mini PCI adapter. 64 ThinkPad A20m/p, A21m/p, A22m/p - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 71
For A22m/p series Removing and replacing a FRU Note: The illustration shows the combo card. Connector (A) is for the LAN feature and (B) is for the modem feature. This slot also supports a Mini PCI modem card or fixed in the slot and does not move easily. ThinkPad A20m/p, A21m/p and A22m/p 65 - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 72
the battery in the parts listing for your computer. Use of an incorrect battery can result in ignition or explosion of the battery. For access, remove these FRUs, in order: v "1010 Battery pack" on page 60 v "1020 DIMM" on page 61 v "1030 Mini PCI adapter" on page 63 66 ThinkPad A20m/p, A21m/p, A22m - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 73
or is in suspend mode. For access, remove this FRU: v "1010 Battery pack" on page 60 Note: The hard disk is attached to the cover. Step Screw (quantity) 1 Coin screw (1) or security screw (1) Note: Use a 2.5-mm Allen wrench to remove the security screw. ThinkPad A20m/p, A21m/p and A22m/p 67 - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 74
Removing and replacing a FRU When installing: Make sure that the HDD connector is firmly connected. 68 ThinkPad A20m/p, A21m/p, A22m/p - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 75
: When you release the switch in step 1 the lever pops out. Pull the lever a little in step 2 to release the device from the bay. (continued) ThinkPad A20m/p, A21m/p and A22m/p 69 - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 76
Removing and replacing a FRU 70 ThinkPad A20m/p, A21m/p, A22m/p - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 77
, remove these FRUs, in order: v "1010 Battery pack" on page 60 v "1050 Hard-disk drive or RF ID adapter" on page 67 v "1060 Ultrabay 2000 device" on page 69 1 Step 1 Screw (quantity) M2.5 × 15 mm, nylon-coated (3) (continued) Torque 0.392 Nm (4 kgfcm) ThinkPad A20m/p, A21m/p and A22m/p 71 - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 78
Removing and replacing a FRU (continued) 72 ThinkPad A20m/p, A21m/p, A22m/p - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 79
fastening of three screws of bottom side, push the Y key again to connect the keyboard firmly to the connector on the underside of the key. ThinkPad A20m/p, A21m/p and A22m/p 73 - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 80
Removing and replacing a FRU 1080 Keyboard CRU insulator For access, remove these FRUs, in order: v "1010 Battery pack" on page 60 v "1050 Hard-disk drive or RF ID adapter" on page 67 v "1060 Ultrabay 2000 device" on page 69 v "1070 Keyboard" on page 71 74 ThinkPad A20m/p, A21m/p, A22m/p - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 81
1090 Hinge cover and clear sheet icon For access, remove these FRUs, in order: v "1010 Battery pack" on page 60 v "1050 Hard-disk drive or RF ID adapter" on page 67 v "1060 Ultrabay 2000 device" on page 69 v " new hinge cover, and then attach it to the computer. ThinkPad A20m/p, A21m/p and A22m/p 75 - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 82
1100 Keyboard bezel and speaker For access, remove these FRUs, in order: v "1010 Battery pack" on page 60 v "1050 Hard-disk drive or RF ID adapter" on page 67 v "1060 Ultrabay 2000 device" on page × 4.8 mm, nylon-coated (7) (continued) Torque 0.392 Nm (4 kgfcm) 76 ThinkPad A20m/p, A21m/p, A22m/p - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 83
Removing and replacing a FRU Step 2 Screw (quantity) M2.5 × 15 mm, nylon-coated (2) Torque 0.392 Nm (4 kgfcm) Cable routing: When replacing the cable, see the preceding figure for its cable routing. ThinkPad A20m/p, A21m/p and A22m/p 77 - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 84
FRU 1110 Microphone and speaker cable For access, remove these FRUs, in order: v "1010 Battery pack" on page 60 v "1050 Hard-disk drive or RF ID adapter" on page 67 v "1060 Ultrabay 2000 device" on page 69 v sure that you fasten the connector firmly. (continued) 78 ThinkPad A20m/p, A21m/p, A22m/p - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 85
Removing and replacing a FRU For A22m/p series (speaker cable) When installing: Make sure that you fasten the connector firmly. ThinkPad A20m/p, A21m/p and A22m/p 79 - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 86
and replacing a FRU For access, remove these FRUs, in order: v "1010 Battery pack" on page 60 v "1050 Hard-disk drive or RF ID adapter" on page 67 v "1060 Ultrabay 2000 device" on page M2.6 × 2.8 mm, nylon-coated (2) (continued) Torque 0.392 Nm (4 kgfcm) 80 ThinkPad A20m/p, A21m/p, A22m/p - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 87
Removing and replacing a FRU Step 4 Screw (quantity) M2.5 × 4.8 mm, nylon-coated (1) Torque 0.392 Nm (4 kgfcm) ThinkPad A20m/p, A21m/p and A22m/p 81 - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 88
FRU 1130 PC Card slot assembly For access, remove these FRUs, in order: v "1010 Battery pack" on page 60 v "1050 Hard-disk drive or RF ID adapter" on page 67 v "1060 Ultrabay 2000 device" on page 69 v ) M2.0 × 9.5 mm, nylon-coated (2) Torque 0.245 Nm (2.5 kgfcm) 82 ThinkPad A20m/p, A21m/p, A22m/p - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 89
FRU 1140 Fan assembly For access, remove these FRUs, in order: v "1010 Battery pack" on page 60 v "1050 Hard-disk drive or RF ID adapter" on page 67 v "1060 Ultrabay 2000 device" on M2.5 × 4.8 mm, nylon-coated (3) Torque 0.392 Nm (4 kgfcm) 0.392 Nm (4 kgfcm) ThinkPad A20m/p, A21m/p and A22m/p 83 - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 90
Removing and replacing a FRU Installation notice for A21m/p and A22m/p series When installing the fan assembly, apply the thermal grease (05K5751) on the a -part of the fan as shown in the following figure. 84 ThinkPad A20m/p, A21m/p, A22m/p - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 91
Removing and replacing a FRU 1150 Diskette drive For access, remove these FRUs, in order: v "1010 Battery pack" on page 60 v "1050 Hard-disk drive or RF ID adapter" on page 67 v "1060 Ultrabay × 4.8 mm, nylon-coated (3) (continued) Torque 0.392 Nm (4 kgfcm) ThinkPad A20m/p, A21m/p and A22m/p 85 - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 92
, Txx, and MT2629. Other models do not have them. 2. Step 4 (diskette drive spacer) is only for MT2629. Other models do not have the spacer. Remove it gently; it kgfcm) When installing: Do not press the a -part of the diskette drive to avoid the damage. 86 ThinkPad A20m/p, A21m/p, A22m/p - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 93
access, remove these FRUs, in order: v "1010 Battery pack" on page 60 v "1050 Hard-disk drive or RF ID adapter" on page 67 v "1060 Card slot assembly" on page 82 v "1140 Fan assembly" on page 83 v "1150 Diskette drive" on page 85 Step 1 Screw (quantity) M2.5 × 15 mm, nylon-coated (2) 2 M2.5 - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 94
card. For access, remove these FRUs, in order: v "1010 Battery pack" on page 60 v "1050 Hard-disk drive or RF ID adapter" on page 67 v "1060 Ultrabay 2000 device " on page 82 v "1140 Fan assembly" on page 83 v "1150 Diskette drive" on page 85 v "1160 Upper shield" on page 87 Cable routing: When replacing - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 95
Removing and replacing a FRU 1180 CPU socket and CPU For access, remove these FRUs, in order: v "1010 Battery pack" on page 60 v "1020 DIMM" on page 61 v "1050 Hard-disk drive or RF ID adapter" on page 67 v "1060 Ultrabay 2000 device" on page 69 v "1070 Keyboard" on page 71 v "1080 Keyboard CRU - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 96
Removing and replacing a FRU When installing the CPU, do as shown in the figure. v Rotate the screw head (A) 180° to the direction of the arrow b to lock the CPU. v When attach the CPU to the socket, do as shown in the step c . 90 ThinkPad A20m/p, A21m/p, A22m/p - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 97
Backup battery" on page 66 v "1050 Hard-disk drive drive" on page 85 v "1160 Upper shield" on page 87 v "1170 TV card" on page 88 v "1180 CPU socket and CPU" on page 89 Step 1 Screw (quantity) M2.5 × 4.8 mm, nylon-coated (2) Torque 0.392 Nm (4 kgfcm) (continued) ThinkPad A20m/p, A21m/p and A22m - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 98
board to the base cover. (For the location of the therma rubbers, see "Thermal rubbers location" on page 93.) For A20m/p and A21m/p series For A22m/p series Note: When installing the new RJ45/11 connector assembly onto the system board, make sure that the connector is firmly attached. 92 - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 99
the system board as shown in the following figures. For A21m/p series Upper side of the system board Bottom side of the system board For A22m/p series Upper side of the system board ThinkPad A20m/p, A21m/p and - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 100
FRU 2010 LCD assembly For access, remove these FRUs, in order: v "1010 Battery pack" on page 60 v "1050 Hard-disk drive or RF ID adapter" on page 67 v "1060 Ultrabay 2000 device" on 4.8 mm, nylon-coated (4) (continued) Torque 0.392 Nm (4 kgfcm) 0.392 Nm (4 kgfcm) 94 ThinkPad A20m/p, A21m/p, A22m/p - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 101
Removing and replacing a FRU Step 2 Screw (quantity) M2.6 × 2.8 mm, nylon-coated (2) 4 M2.5 × 4.8 mm, nylon-coated (2) Torque 0.392 Nm (4 kgfcm) 0.392 Nm (4 kgfcm) ThinkPad A20m/p, A21m/p and A22m/p 95 - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 102
Removing and replacing a FRU For access, remove these FRUs, in order: v "1010 Battery pack" on page 60 v "1050 Hard-disk drive or RF ID adapter" on page 67 v "1060 Ultrabay 2000 device" on page (quantity) M2.5 × 4.8 mm, nylon-coated (3) Torque 0.392 Nm (4 kgfcm) 96 ThinkPad A20m/p, A21m/p, A22m/p - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 103
Removing and replacing a FRU 14.1-in. and 15.0-in. panels Step 1 Screw (quantity) M2.5 × 4.8 mm, nylon-coated (2) Torque 0.392 Nm (4 kgfcm) ThinkPad A20m/p, A21m/p and A22m/p 97 - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 104
Removing and replacing a FRU Note: Only the front bezel for the 15.0-in. XGA TFT (LG) has a identifying mark (V), as in the following figure. For the FRU list, see "15.0-in. XGA TFT (LG)" on page 138. 98 ThinkPad A20m/p, A21m/p, A22m/p - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 105
and replacing a FRU For access, remove these FRUs, in order: v "1010 Battery pack" on page 60 v "1050 Hard-disk drive or RF ID adapter" on page 67 v "1060 Ultrabay 2000 device" on page ) M2.5 × 4.8 mm, nylon-coated (1) (continued) Torque 0.392 Nm (4 kgfcm) ThinkPad A20m/p, A21m/p and A22m/p 99 - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 106
Removing and replacing a FRU 14.1-in. and 15.0-in. panels Step 1 Screw (quantity) M2.5 × 4.8 mm, nylon-coated (1) Torque 0.392 Nm (4 kgfcm) 100 ThinkPad A20m/p, A21m/p, A22m/p - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 107
access, remove these FRUs, in order: v "1010 Battery pack" on page 60 v "1050 Hard-disk drive or RF ID adapter" on page 67 v "1060 Step 1 MT 2628-Dxx, Qxx, 1xx, 2xx Screw (quantity) M2.5 × 7.0 mm, nylon-coated (4) (continued) Torque 0.392 Nm (4 kgfcm) ThinkPad A20m/p, A21m/p and A22m/p 101 - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 108
Removing and replacing a FRU (continued) 102 ThinkPad A20m/p, A21m/p, A22m/p - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 109
Pxx, Rxx, 3xx M2 × 5.7 mm, nylon-coated (4) 2628-Exx, Gxx, M2 × 5.7 mm, Xxx, Txx and nylon-coated (4) 2633-Gxx, Txx, 4xx 2628-Sxx and 2629 M2 × 5.1 mm, nylon-coated (4) (continued) Torque 0.245 Nm (2.5 kgfcm) 0.167 Nm (1.7 kgfcm) 0.196 Nm (2.0 kgfcm) ThinkPad A20m/p, A21m/p and A22m/p 103 - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 110
the screws from both sides of the adapter as shown in the figure 2a . For other cable, do as shown in the figure 2b . 104 ThinkPad A20m/p, A21m/p, A22m/p - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 111
ThinkPad Dock as follows: v ThinkPad Dock: FRU part no. 08N1546 (PCI cover: FRU part no. 05K6246) v ThinkPad Dock with extension plate: FRU part no. 08N1537 (PCI cover: FRU part no. 08N7317) Make sure that the PCI cover FRU suits the ThinkPad Dock you are servicing. ThinkPad A20m/p, A21m/p and A22m - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 112
Removing and replacing a FRU Note: Following illustration shows the PCI cover removal of ThinkPad Dock (FRU no. 08N1546.) Do the same procedure for the PCI cover removal of ThinkPad Dock with extension plate (FRU part no. 08N1537.) 1 1 2 (Bottom view) 106 ThinkPad A20m/p, A21m/p, A22m/p - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 113
. 08N1546.) Top cover and screw kit for ThinkPad Dock (FRU part no. 12P4143) is not available for the ThinkPad Dock with extension plate (FRU part no. 08N1537.) 1 (Rear view) Step 1 Screw (quantity) M2.5 × 4.8 mm (2) (continued) Torque 0.392 Nm (4 kgfcm) ThinkPad A20m/p, A21m/p and A22m/p 107 - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 114
Removing and replacing a FRU 2 2 2 (Bottom view) Step 2 Screw (quantity) M2.5 × 4.8 mm (8) (continued) Torque 0.392 Nm (4 kgfcm) 108 ThinkPad A20m/p, A21m/p, A22m/p - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 115
Removing and replacing a FRU Make sure that the system lock key A is set to the Unlock position. Release the front latches in step 3 , and then remove the top cover 4 . For step 5 , see the inside view, shown in the circle. 4 5 3 A ThinkPad A20m/p, A21m/p and A22m/p 109 - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 116
Removing and replacing a FRU When replacing the top cover, do the following: v Make sure that the springs placed correctly. v Make sure that the device release lever is seated correctly. (continued) 110 ThinkPad A20m/p, A21m/p, A22m/p - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 117
Removing and replacing a FRU v Make sure that the release button works correctly. ThinkPad A20m/p, A21m/p and A22m/p 111 - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 118
2000 device Note: The Ultrabay 2000 accepts storage devices, such as a DVD drive or a CD-ROM drive. 9 Video-out connector 10 Video-in connector 11 TrackPoint pointing stick 12 TrackPoint buttons 13 ThinkPad button 14 Volume and mute buttons 15 Power switch 15 1 14 13 2 3 12 - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 119
Rear view 1 Security keyhole 2 Parallel connector 3 Modem connector 4 Network connector 5 Serial connector 6 External-monitor connector 7 Universal serial bus (USB) connector 8 External-input-device connector 9 Power jack Locations ThinkPad A20m/p, A21m/p and A22m/p 113 - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 120
view 1 Battery pack 2 Battery pack latches 3 Mini PCI card slot 4 Docking connector 5 DIMM slot 6 Stereo headphone jack 7 Stereo line-in jack 8 Diskette drive 9 Microphone jack 10 Infrared port 11 Hard-disk drive 12 LCD latches Locations 114 ThinkPad A20m/p, A21m/p, A22m/p - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 121
1CK Ethernet 2628-1Ux, 1Vx Combo (Intel) 2628-1Zx - - 2628-21x except CM 21J, 21K 500 2628-22x except 22J, 22K CDROM Modem 2628-21J 21K, 22J, 22K Ethernet 2628-24x, 2Sx, 2Tx Combo (Intel) 2628-2Ox - - HDD 6 GB - 6 GB - 6 GB - (continued) ThinkPad A20m/p, A21m/p and A22m/p 115 - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 122
list Model CPU Bay Mini PCI LCD device adapter A20m (Memory, 64 MB; Video memory, 8 MB) 2628-31x Cel except 31J, 31K 500 2628-32x except 32J, 32K CDROM Modem 15.0-in. XGA 2628-31J, 31K, 32J, 32K Ethernet 2628-3Sx, 3Tx Combo (Intel) 2628-3Ax Cel except 3AJ 550 2628-3Cx except - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 123
(Intel) 2629-6Ox - - 2629-6Ax except 6AJ, 6AK 2629-6Cx except 6CJ, 6CK CM DVD- Modem 750G ROM 2629-6AJ, 6AK, 6CJ, 6CK Ethernet 2629-6Ux, 6Vx Combo (Intel) 2629-6Zx - - HDD 12 GB - 12 GB 18 GB 12 GB 18 GB - 20 GB - *1: Memory 128 MB (continued) ThinkPad A20m/p, A21m/p and A22m/p 117 - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 124
2628-EFx, EGx Modem 2628-EOx - - 2628-JAx except JAJ 2628-JCx except JCJ Cel CD- Modem 15.0-in. 700 ROM XGA 2628-JAJ, JCJ Ethernet 2628-JUx except JUY 2628-JVx Combo (Intel) 2628-JUY Combo (3Com) HDD 10 GB - 10 GB - 10 GB 20 GB - 20 GB (continued) 118 ThinkPad A20m/p, A21m/p, A22m - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 125
) 2628-GXx, GWx Combo (3Com) 2628-GOx - - 2633-G1x except G1J, G1K 2633-G2x except G2J, G2K DVD- Modem ROM 2633-G1J, G1K, G2J, G2K Ethernet 2633-GSx, GTx Combo (Intel) 2633-GXx, GWx Combo (3Com) HDD 20 GB - 20 GB - 20 GB *1: Memory 128 MB (continued) ThinkPad A20m/p, A21m/p and A22m - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 126
2629-HOx - - A22m (Memory, 64 MB; Video memory, 4 MB) 2628-P1x except P1J 2628-P2x except P2J CM CD800G ROM Modem 15.0-in. XGA 2628-P1J, P2J Ethernet 2628-PSx, PTx, PQH, PRA Combo (Intel) 2628-Q1x except Q1J 2628-Q2x except Q2J Modem 12.1-in. SVGA 2628-Q1J, Q2J Ethernet 2628-QSx, QTx - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 127
list Model CPU Bay Mini PCI LCD device adapter A22m (Memory, 64 MB; Video memory, 8 MB) 2628-S1x excepting S1J 2628-S2x excepting S2J CM DVD900G ROM Modem 15.0-in. SXGA+ 2628-S1J, S2J Ethernet 2628-SAC *1 Modem 2628-SSx, STx Combo (Intel) 2628-T1x excepting T1J 2628-T2x excepting - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 128
CPU Bay Mini PCI LCD device adapter HDD A22p (Memory, 128 MB; Video memory, 16 MB) 2629-Y1x except Y1J 2629-Y2x except Y2J CM CD-R/W Modem 15.0-in. 32 GB 900G UXGA 2629-Y1J, Y2J Ethernet 2629 Celxxx: Intel® Celeron® processor xxx MHz, L2 256-KB cache 122 ThinkPad A20m/p, A21m/p, A22m/p - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 129
Overall Parts list 1 31 30 2 29 28b 28a 27 26 25 24 23 22 21 23 32 33 20 19 18 17 3 4 5 6 7 8 9 a 10 11 12 14 13 15 16 ThinkPad A20m/p, A21m/p and A22m/p 123 - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 130
FRU is available for all types/models, unless specific types or models are given. v The 2628-3xx, Fxx, Jxx, Pxx, Rxx, Sxx 2629-6xx, Hxx, Uxx, Yxx P/N 04P3970 04P3972 04P3971 04P3970 04P3972 04P3490 04P3971 08K0863 08K7301 08K7302 02K5007 02K5644 (continued) 124 ThinkPad A20m/p, A21m/p, A22m/p - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 131
(2 slots) all models except 2628-Cxx, Jxx 04P3523 PC card slot (1 slot) 2628-Cxx, Jxx 04P3398 9 Fan assembly 2628-1xx, 2xx, 47x, 48x, Bxx 2628-3xx except 3JC, 3KC 08K5650 2628-4xx except 47x, 48x 2628-3JC, 3KC 2633-4xx 2629-6xx 08K6614 (continued) ThinkPad A20m/p, A21m/p and A22m/p 125 - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 132
OP 2628-4Wx, 4Xx, GWx, GXx 2633-4Wx, 4Xx, GWx, GXx 00N8117* Mini PCI combo card (3Com) for A22m OP 2628-xXx, xWx 2633-xXx, xWx Mini PCI combo card (CR) for A21m/p OP 2628-all except xxJ, xxK 2629-all except xxJ, xxK 2633-all except xxJ, xxK 22P6753* 19K5888* (continued) 126 ThinkPad A20m - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 133
for A20m/p 2628-xxJ, xxK except 43x, 45x 2629-xxJ, xxK 2633-41J, 41K, 42J, 42K 10L1423 Mini PCI Ethernet card (Intel) 3.0 for A21m/p 2628-xxJ, xxK 2629-xxJ, xxK 2633-xxJ, xxK 08K3348 for A22m/p 2628-x1J, x1K, x2J, x2K 2629-U1J, U1K, U2J, x2K 2633-x1J, x1K, x2J, x2K (continued) ThinkPad A20m - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 134
, xxT 26P9523 2628-PxK, QxK, RxK, SxK 26P9529 2628-PxT, QxT, RxT, SxT 26P9529 2633-Txx except TxK, TxT 26P9525 2633-TxK 26P9531 2633-TxT 26P9528 Base cover for A22p 2629-Uxx except UxK, UxT 26P9524 2629-UxK 26P9530 2629-UxT 26P9527 (continued) 128 ThinkPad A20m/p, A21m/p, A22m/p - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 135
) OP 2628-4Ax, 4Cx, 4Ux, 4Vx, 3JC, 3KC 2628-6xx except 6ZU 2629-6xx except 60U DVD-ROM drive (TOSHIBA) OP 2628-4Ax, 4Cx, 4Ux, 4Vx, 3JC, 3KC 2628-6xx except 6ZU 2629-6xx except 60U Parts list P/N 04P3975 05K9158 05K9159 08K9545 27L3436 05K9188 05K9160 (continued) ThinkPad A20m/p, A21m/p and A22m - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 136
2629-UUx 2633-Txx 27L4087 CD-R/W drive (SONY) OP 2629-Uxx except UUx 08K9617 for optional Ultrabay 2000 device, see "Optional FRUs" on page 147. 16 Cover, Mini PCI adapter slot 08K7294 17 Battery pack (6 cell) Panasonic Li-Ion 2628-1xx, 2xx, 3xx, 4xx, Bxx 2628-Cxx, Dxx, Exx, Fxx, Gxx, Jxx - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 137
2628-4xx except 40U, 4ZU 2633-4xx Hard-disk drive (18.0 GB), STD OP 2628-3JC, 3KC 2629-6xx except 60U Parts list P/N 02K6770* 02K6720* 02K6864* 02K6615* 02K6619* 02K6860* 02K6862* 08K7295 05K9227 05K9228 08K9508 08K9531 05K9229 05K9230 27L4073 (continued) ThinkPad A20m/p, A21m/p and A22m/p 131 - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 138
3KC 08K3315 Video memory 8 MB 2628-4xx, 3JC, 3KC, 2633-4xx 08K3316 Video memory 16 MB 2629-6xx 08K3317 System board for A21 Video memory 4 MB 2628-Cxx, Jxx 08K3262 Video memory 4 MB 2628-Dxx, Exx 08K3263 Video memory 4 MB 2628-Jxx 26P7975 (continued) 132 ThinkPad A20m/p, A21m/p, A22m/p - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 139
, TVx 2629-6xx except 60U, 6ZU 2629-Hxx, Uxx 2633-Txx 23 Thermal rubbers 2628-Pxx, Qxx, Rxx 2629-Uxx 2633-Txx 2628-Sxx, Txx 2629-Uxx 2633-Txx Parts list P/N 08K3264 08K3265 26P8104 26P8105 26P8106 26P8102 26P8103 20L0264* 20L0265* 08K7157 26P9337 (continued) ThinkPad A20m/p, A21m/p and A22m/p 133 - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 140
III 900 MHz with SpeedStep technology 2629-Yxx 08K3346 CPU, Pentium III 1 GHz with SpeedStep technology 2628-Txx 2629-Uxx 2633-Txx 08K3392 25 Upper shield assembly, front 08K7286 26 Diskette drive (TEAC) 05K9157 Diskette drive (SONY) 08K9552 (continued) 134 ThinkPad A20m/p, A21m/p, A22m/p - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 141
Txx 26P9208 33 RJ45/11 connector assembly for A22 27L0645 - Telephone cable 27L0603* - Video cable 2628-Fxx, Gxx 2629-6xx, Fxx, Gxx, Hxx, Uxx 2633-Gxx 27L0531 - AC adapter (see "AC adapter" on page 136.) - Recovery CD (see "Recovery CDs" on page 141.) ThinkPad A20m/p, A21m/p and A22m/p 135 - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 142
heatpipe) 2628-QxK (with heatpipe) LCD cable 12.1 LCD panel 12.1 SVGA (SANYO) Hinges 12.1 Inverter card 12.1/14.1/15.0 2628-1xx, 2xx, Bxx Inverter card 12.1 (large) 2628-Cxx, Dxx, Qxx P/N 08K5655 08K5659 08K7288 08K7289 27L0485 05K9577 08K5664 08K3120 08K3325 136 ThinkPad A20m/p, A21m/p, A22m/p - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 143
-4xx, Gxx, Txx Inverter card 12.1/14.1/15.0 2628-4xx 2633-4xx Inverter card 12.1/14.1/15.0 2628-Exx Inverter card (slim) 2628-Gxx, Txx 2633-Gxx, Txx P/N 08K5656 08K5660 12P4215 08K7291 04P3485 08K7111 27L0486 05K9578 05K9588 08K5665 08K3120 12P3051 12P3053 ThinkPad A20m/p, A21m/p and A22m/p 137 - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 144
Rxx Hinges 15.0 2628-3xx, Fxx, Jxx, Pxx, Rxx, Sxx Inverter 12.1/14.1/15.0 (for 2628-3xx) Inverter card 15.0 XGA (for 2628-Jxx) Inverter card (slim) (for 2628-Gxx, Pxx, Rxx, Sxx) P/N 26P9403 26P9404 26P9405 26P9406 27L0487 05K9580 04P3488 08K3120 08K3326 12P3053 138 ThinkPad A20m/p, A21m/p, A22m/p - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 145
15.0 SXGA+ (for 2629-6xx) LCD cable 15.0 SXGA+ 2628-Sxx 2629-6xx LCD panel 15.0 SXGA+ (DBU) 2628-Sxx 2629-6xx Hinges 15.0 2628-Fxx, Jxx, Sxx 2629-6xx Inverter card (slim) (for 2629 for 2629-Hxx, Uxx) P/N 26P9532 26P9533 27L0664 05K9835 05K9693 04P3488 12P3053 ThinkPad A20m/p, A21m/p and A22m/p 139 - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 146
American Swedish or Finnish Swiss Thai Turkish P/N A20m/p A21m/p A22m/p 02K5051 02K5476 02K5045 02K5470 02K5035 02K5456 02K5057 02K5459 02K5055 02K5480 02K5042 02K5059 02K5457 02K5040 02K5465 02K5046 02K5471 - - 02K5759 02K5050 02K5475 140 ThinkPad A20m/p, A21m/p, A22m/p - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 147
Recovery CDs For Windows 98 (A22m) Language Arabic Chinese, Simplified Chinese, Traditional Czech Danish Dutch English, U.S. English, U.K. Finnish French, 23P8902 46P4403 23P8905 23P8933 23P8896 23P8900 23P8895 23P8938 23P8939 23P8901 23P8940 23P8934 23P8937 ThinkPad A20m/p, A21m/p and A22m/p 141 - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 148
23P9029 23P9036 14P9569 14P9582 23P9035 23P9026 23P9030 14P9586 23P9067 23P9064 23P9068 23P9034 46P4400 23P9037 23P9065 23P9028 23P9032 23P9027 23P9070 23P9071 14P9590 23P9072 23P9066 23P9069 142 ThinkPad A20m/p, A21m/p, A22m/p - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 149
Chinese, Simplified Chinese, Traditional P/N 27P2258 27P2253 For Windows 2000/Windows NT (A22m) Language Arabic Czech Danish Dutch English, U.S. English, U.K. Finnish French, Canadian 23P8956 23P8960 23P8955 23P9010 23P9011 23P8961 23P9012 23P9006 23P9009 ThinkPad A20m/p, A21m/p and A22m/p 143 - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 150
23P9089 23P9096 14P9572 14P9594 23P9095 23P9086 23P9090 23P9091 23P9139 23P9136 23P9140 23P9094 46P4400 23P9097 23P9137 23P9088 23P9092 23P9087 23P9142 23P9143 23P9093 23P9144 23P9138 23P9141 144 ThinkPad A20m/p, A21m/p, A22m/p - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 151
: v Lens, IR v Lens, Ultrabay 2000 LES v Lock, battery v Spring, battery lock v Lid, docking FR v Lid, docking RR v Spring, hard-disk drive v Insulator, keyboard CRU v Mini PCI guide v (a) Stiffner, CPU socket v Screw caps P/N 04P3973 08K5647 04P3966 (continued) ThinkPad A20m/p, A21m/p and A22m - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 152
hard-disk drive v Insulator, keyboard CRU v Mini PCI guide v (a) Stiffner, CPU socket - upper v Screw caps Miscellaneous parts, for system board (for A20m/p, A22m/p): v I/O bracket (right/left) v Guide caps Parts list P/N 26P9209 26P9335 26P9336 04P3968 04P3050 146 ThinkPad A20m/p, A21m/p, A22m/p - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 153
FRUs FRU Ultrabay 2000 SuperDisk drive ZIP-250 Multiple battery charger Ultrabay 2000 2nd HDD adapter Ultrabay 2000 battery UltraPort camera for MT2629 IBM tripod UltraPort adapter and connector cover USB cable attachment USB cable ThinkPad Dock PCI cover ThinkPad Dock with extension plate PCI - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 154
5 mm socket wrench Screwdriver ThinkPad hardware maintenance diskette version 1.62 Note: Download the file from the Web site. Parts list P/N 72X8546 35G4703 66G5180 05K2580 95F3598 05K4695 05K4694 27L8126 - Power cords (system) IBM power cords for a specific country are usually available only - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 155
Parts list Power cords (docking station) IBM power cords for a specific country are usually available only in that region: For 3-pin power cords: Region 36L8868 75H8988 75H8989 75H8992 75H8990 75H8993 75H8999 75H8998 75H8996 76H3536 02K0540 75H8997 75H8994 ThinkPad A20m/p, A21m/p and A22m/p 149 - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 156
United States and/or other countries. (For a complete list of Intel trademarks, see the legal information on http://www.intel.com/) Other company, product, or service names may be the trademarks or service marks of others. 150 ThinkPad A20m/p, A21m/p, A22m/p - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 157
Notices ThinkPad A20m/p, A21m/p and A22m/p 151 - Lenovo ThinkPad A22m | ThinkPad A2* Series Hardware Maintenance Manual (October - Page 158
Part Number: 23P0896 (1P) P/N: 23P0896
IBM Mobile Systems
ThinkPad Computer
Hardware Maintenance Manual
October 2001
This manual supports:
ThinkPad A20m, A21m, A22m
(MT 2628/2633)
A20p, A21p, A22p
(MT 2629)
ThinkPad Dock
(MT 2631)
±²³