Lenovo ThinkPad i Series 1800 Hardware Maintenance Manual for ThinkPad A21e (2
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- Lenovo ThinkPad i Series 1800 | Hardware Maintenance Manual for ThinkPad A21e (2 - Page 1
IBM Mobile Systems ThinkPad Computer Hardware Maintenance Manual - Lenovo ThinkPad i Series 1800 | Hardware Maintenance Manual for ThinkPad A21e (2 - Page 2
Note Before using this information and the product it supports, be sure to read the general information under "Notices the information herein; these changes will be incorporated in new editions of the publication. IBM may make improvements or changes to the products or the programs described in this - Lenovo ThinkPad i Series 1800 | Hardware Maintenance Manual for ThinkPad A21e (2 - Page 3
19 Related service information 21 Service Web site 21 Using Recovery CD 21 Passwords 22 Power management 24 Checkout guide 27 Testing the computer 27 Detecting system information with PC-Doctor. . . 29 Power system checkout 29 ThinkPad A21e 33 Product overview 35 Specifications 35 Status - Lenovo ThinkPad i Series 1800 | Hardware Maintenance Manual for ThinkPad A21e (2 - Page 4
Speaker cable 67 1120 Sub card 68 1130 PC Card slot assembly 70 1140 Fan assembly 71 1150 Diskette drive 73 1160 Upper shield 74 1170 System board 75 2010 LCD assembly 77 2020 Front bezel 79 2030 96 Optional FRUs 98 Common parts list 99 Notices 100 Trademarks 100 iv ThinkPad A21e - Lenovo ThinkPad i Series 1800 | Hardware Maintenance Manual for ThinkPad A21e (2 - Page 5
diskette fixes are posted on the IBM support site (http://www.pc.ibm.com/support/). Advise customers to contact the manual. Use the following strategy to prevent unnecessary FRU replacement and service expense: v If you are instructed to replace a FRU but the replacement does not correct the problem - Lenovo ThinkPad i Series 1800 | Hardware Maintenance Manual for ThinkPad A21e (2 - Page 6
-FRU Index for the 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 A21e - Lenovo ThinkPad i Series 1800 | Hardware Maintenance Manual for ThinkPad A21e (2 - Page 7
Safety notices Safety notices: multilingual translations In this manual, safety notices appear in English with a page number reference to the appropriate translation in this section. The safety notices are provided in English, French, German, - Lenovo ThinkPad i Series 1800 | Hardware Maintenance Manual for ThinkPad A21e (2 - Page 8
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 Einsatz falscher Batterien kann zu Entzündung oder Explosion führen. (continued) 4 ThinkPad A21e - Lenovo ThinkPad i Series 1800 | Hardware Maintenance Manual for ThinkPad A21e (2 - Page 9
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 i Series 1800 | Hardware Maintenance Manual for ThinkPad A21e (2 - Page 10
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 ón o explosión de la misma. 6 ThinkPad A21e - Lenovo ThinkPad i Series 1800 | Hardware Maintenance Manual for ThinkPad A21e (2 - Page 11
. 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 listing. Use of an incorrect - Lenovo ThinkPad i Series 1800 | Hardware Maintenance Manual for ThinkPad A21e (2 - Page 12
encima de los 100°C (212°F), ni la incinere ni exponga el contenido de sus celdas al agua. Deséchela tal como dispone la normativa local. 8 ThinkPad A21e - Lenovo ThinkPad i Series 1800 | Hardware Maintenance Manual for ThinkPad A21e (2 - Page 13
Safety notices 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 - Lenovo ThinkPad i Series 1800 | Hardware Maintenance Manual for ThinkPad A21e (2 - Page 14
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 massa corriente suficiente como para quemar material combustible o provocar quemaduras en el personal. 10 ThinkPad A21e - Lenovo ThinkPad i Series 1800 | Hardware Maintenance Manual for ThinkPad A21e (2 - Page 15
Safety notices Safety notice 8 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, débranchez - Lenovo ThinkPad i Series 1800 | Hardware Maintenance Manual for ThinkPad A21e (2 - Page 16
working in any other conditions that might be hazardous to your eyes. v After service, reinstall all safety shields, guards, labels, and ground wires. Replace any safety device that is worn or defective. v Reinstall all covers correctly before returning the machine to the customer. 12 ThinkPad A21e - Lenovo ThinkPad i Series 1800 | Hardware Maintenance Manual for ThinkPad A21e (2 - Page 17
rubber floor mats that contain small conductive fibers to decrease electrostatic discharges. Do not use this type of mat to protect yourself from electrical shock. v Find the room emergency power-off precautions when you work with very high voltages; these instructions are in the Introduction 13 - Lenovo ThinkPad i Series 1800 | Hardware Maintenance Manual for ThinkPad A21e (2 - Page 18
due to attachment of non-IBM features or options not covered by this inspection guide. If any unsafe conditions are present, you must determine how serious the apparent hazard could be and whether you can continue without first correcting the problem ThinkPad A21e - Lenovo ThinkPad i Series 1800 | Hardware Maintenance Manual for ThinkPad A21e (2 - Page 19
following checklist at the beginning of every service task. Begin the checks with the The power cord should be the type specified in the parts list. c. Insulation must not be frayed are all at the same charge. Notes 1. Use product-specific ESD procedures when they exceed the requirements noted here. 2. - Lenovo ThinkPad i Series 1800 | Hardware Maintenance Manual for ThinkPad A21e (2 - Page 20
and Human Services 21 Code of Federal Regulations (DHHS 21 CFR) Subchapter J for Class 1 laser products. Elsewhere, the drive is certified to conform to the requirements of the International Electrotechnical Commission (IEC) 825 and CENELEC EN 60 825 for Class 1 laser products. 16 ThinkPad A21e - Lenovo ThinkPad i Series 1800 | Hardware Maintenance Manual for ThinkPad A21e (2 - Page 21
controlli, regolazioni o l'esecuzione di procedure diverse da quelle specificate possono provocare l'esposizione a. El uso de controles o ajustes CD-ROM drive or DVD drive could result in exposure to hazardous laser radiation. There are no serviceable parts inside the CD-ROM drive or DVD drive. Do - Lenovo ThinkPad i Series 1800 | Hardware Maintenance Manual for ThinkPad A21e (2 - Page 22
Laser compliance statement Some CD-ROM drives or DVD drives contain an embedded Class 3A or Class 3B laser diode. Note the following: Emits visible and invisible laser abrir. No mire fijamente ni examine con instrumental óptico el haz de luz. Evite la exposición directa al haz. 18 ThinkPad A21e - Lenovo ThinkPad i Series 1800 | Hardware Maintenance Manual for ThinkPad A21e (2 - Page 23
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 i Series 1800 | Hardware Maintenance Manual for ThinkPad A21e (2 - Page 24
FRU name and part number __ 8. Machine type, model number, and serial number __ 9. normal use. Before checking problems with the computer, determine service or modification. v If the spindle of a hard disk drive becomes noisy, it may have been subjected to excessive force, or dropped. 20 ThinkPad A21e - Lenovo ThinkPad i Series 1800 | Hardware Maintenance Manual for ThinkPad A21e (2 - Page 25
the preloaded system from Recovery CD, do the following; To create Service Partition [SP]: 1. Erase all partitions on the hard-disk drive using FDISK or similar application. 2. Boot with Recovery CD (and boot diskette if required). 3. A menu will appear stating "Your computer originally included - Lenovo ThinkPad i Series 1800 | Hardware Maintenance Manual for ThinkPad A21e (2 - Page 26
if you remember the user HDP. If both user HDP and master HDP have been forgotten, the password cannot be removed and the hard disk will not be accessible. Supervisor password: A supervisor password (SVP) protects the system information stored in the IBM BIOS Setup Utility so that 22 ThinkPad A21e - Lenovo ThinkPad i Series 1800 | Hardware Maintenance Manual for ThinkPad A21e (2 - Page 27
battery and the battery pack. (B) If SVP is installed: 1. Turn on the computer by pressing and holding F1. 2. Enter the SVP. The IBM BIOS Setup Utility menu appears. 3. Select Password window. How to remove the hard-disk password Attention If User only mode is selected and the user HDP is - Lenovo ThinkPad i Series 1800 | Hardware Maintenance Manual for ThinkPad A21e (2 - Page 28
or hibernation mode. The UltraBay of ThinkPad A21e supports only cold-swap. If you try to do warm-swap, the UltraBay LED starts to blink with beep sound. Screen blank mode: In screen blank mode, the following occurs: v The LCD backlight turns off. v The hard-disk drive motor stops. v The speaker is - Lenovo ThinkPad i Series 1800 | Hardware Maintenance Manual for ThinkPad A21e (2 - Page 29
hard disk, the parallel connector, or the diskette drive within the time set. v If the battery indicator blinks orange, indicating that the battery power is low. (Alternatively, if Hibernate when battery Tasks setting has priority over the setting in IBM BIOS Setup Utility. Note: The computer does - Lenovo ThinkPad i Series 1800 | Hardware Maintenance Manual for ThinkPad A21e (2 - Page 30
than Windows 98). v A critically low battery condition occurs. When the power is turned on, the computer leaves 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. 26 ThinkPad A21e - Lenovo ThinkPad i Series 1800 | Hardware Maintenance Manual for ThinkPad A21e (2 - Page 31
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 i Series 1800 | Hardware Maintenance Manual for ThinkPad A21e (2 - Page 32
only the LCD display on ThinkPad. Before running PC-Doctor DOS, detach the external Monitor. 4. Run the applicable function test. 5. Follow the instructions on the screen. If there is a problem, PC-Doctor shows messages describing it. 6. To exit the test, select Quit - Exit Diag. 28 ThinkPad A21e - Lenovo ThinkPad i Series 1800 | Hardware Maintenance Manual for ThinkPad A21e (2 - Page 33
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 i Series 1800 | Hardware Maintenance Manual for ThinkPad A21e (2 - Page 34
temperature. Reinstall 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. 30 ThinkPad A21e - Lenovo ThinkPad i Series 1800 | Hardware Maintenance Manual for ThinkPad A21e (2 - Page 35
Checkout 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 pack from being overcharged or from having a - Lenovo ThinkPad i Series 1800 | Hardware Maintenance Manual for ThinkPad A21e (2 - Page 36
. 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. 32 ThinkPad A21e - Lenovo ThinkPad i Series 1800 | Hardware Maintenance Manual for ThinkPad A21e (2 - Page 37
ThinkPad A21e Product overview 35 Specifications 35 Status indicators 36 FRU Tests 38 Fn key combinations 40 Symptom-to-FRU index 41 Numeric error codes 41 Error messages 44 Beep symptoms 45 No beep symptoms 45 LCD-related symptoms 46 Intermittent problems 46 Undetermined problems 47 - Lenovo ThinkPad i Series 1800 | Hardware Maintenance Manual for ThinkPad A21e (2 - Page 38
12.1-in. SVGA TFT 93 14.1-in. XGA TFT 93 15.0-in. XGA TFT 93 15.0-in. XGA TFT (LG 94 Keyboard 95 Miscellaneous parts 96 Optional FRUs 98 Common parts list 99 Tools 99 Power cords (system 99 Notices 100 Trademarks 100 34 ThinkPad A21e - Lenovo ThinkPad i Series 1800 | Hardware Maintenance Manual for ThinkPad A21e (2 - Page 39
key combinations" on page 40 Specifications The following table lists the specifications of the ThinkPad A21e series: Feature Processor Bus architecture Memory (standard) Memory (optional) CMOS RAM Display Diskette drive Hard-disk drive I/O port Internal modem Audio PC Card AC adapter Bay device - Lenovo ThinkPad i Series 1800 | Hardware Maintenance Manual for ThinkPad A21e (2 - Page 40
Battery Meaning Green: The battery is fully charged. Blinking green: The battery has enough power to operate, but is being charged. Orange: The battery power is low. The battery is to being charged. Blinking orange: The battery Windows 98, Windows 2000 and Windows Me. (continued) 36 ThinkPad A21e - Lenovo ThinkPad i Series 1800 | Hardware Maintenance Manual for ThinkPad A21e (2 - Page 41
Data is being read from or written to the hard-disk drive, the diskette drive, or the drive in the Ultrabay 2000. When this indicator is on, mode, press Fn + ScrLk key. Not all application programs support this function. Green: This indicator stays lighted whenever the computer ThinkPad A21e 37 - Lenovo ThinkPad i Series 1800 | Hardware Maintenance Manual for ThinkPad A21e (2 - Page 42
symptom is not a hardware problem. If the pointer stops after a short time, no service action is necessary. Hard-disk drive If enabling the TrackPoint does not correct the problem, continue with the following: v Interactive Tests --> Mouse Diagnostics --> Fixed Disks (continued) 38 ThinkPad A21e - Lenovo ThinkPad i Series 1800 | Hardware Maintenance Manual for ThinkPad A21e (2 - Page 43
to its place, remove 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 A21e 39 - Lenovo ThinkPad i Series 1800 | Hardware Maintenance Manual for ThinkPad A21e (2 - Page 44
on the key.) Reserved. Reserved. Reserved. Turn hibernation mode on. Turn the ThinkLight on or off. The LCD becomes brighter. The LCD becomes less bright. Audio volume becomes bigger. Audio volume becomes smaller. Mute. 40 ThinkPad A21e - Lenovo ThinkPad i Series 1800 | Hardware Maintenance Manual for ThinkPad A21e (2 - Page 45
their possible causes. The most likely cause is listed first, in boldface type. Note: Do the FRU replacement or other actions in the sequence shown problems" on page 46. Note For an IBM device not supported by diagnostic codes in the ThinkPad notebook computers, see the manual ) ThinkPad A21e 41 - Lenovo ThinkPad i Series 1800 | Hardware Maintenance Manual for ThinkPad A21e (2 - Page 46
dead. Replace the backup battery and run IBM BIOS Setup Utility to reset the time and date. 0251 System CMOS checksum bad-Default configuration used. Replace the backup battery and run IBM BIOS Setup Utility to reset the time and date. 0252 Password checksum bad - The password is cleared. Reset - Lenovo ThinkPad i Series 1800 | Hardware Maintenance Manual for ThinkPad A21e (2 - Page 47
boot incomplete - Default configuration used. 02B2 Incorrect drive A type. 02F4 EISA CMOS not writable. 02F5 DIMM test failure. 02F6 Software NMI failure. 02F7 Fail-safe timer NMI failure. 1801 Attached docking station is not supported. FRU or action, in sequence 1. Load Setup Defaults in IBM BIOS - Lenovo ThinkPad i Series 1800 | Hardware Maintenance Manual for ThinkPad A21e (2 - Page 48
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 i Series 1800 | Hardware Maintenance Manual for ThinkPad A21e (2 - Page 49
board. 1. Reseat DIMM. 2. System board. Speaker. 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 A21e 45 - Lenovo ThinkPad i Series 1800 | Hardware Maintenance Manual for ThinkPad A21e (2 - Page 50
, or software errors. FRU replacement should be considered only when a problem recurs. When analyzing an intermittent problem, do the following: 1. Run the diagnostic test for the system board in loop mode at least 10 times. 2. If no error is detected, do not replace any FRUs. 46 ThinkPad A21e - Lenovo ThinkPad i Series 1800 | Hardware Maintenance Manual for ThinkPad A21e (2 - Page 51
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 i Series 1800 | Hardware Maintenance Manual for ThinkPad A21e (2 - Page 52
. v They should be used only once. Do the following when you service this machine: v Keep the screw kit (for reference the P/N, see screw head touches the surface of the logic card: v Torque driver If you have a torque driver, refer to the "Torque" column for each step. v Make 48 ThinkPad A21e - Lenovo ThinkPad i Series 1800 | Hardware Maintenance Manual for ThinkPad A21e (2 - Page 53
the ThinkPad hardware ThinkPad hardware maintenance diskette version 1.61 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 follows: 1. Install the ThinkPad hardware maintenance diskette version - Lenovo ThinkPad i Series 1800 | Hardware Maintenance Manual for ThinkPad A21e (2 - Page 54
to observe the following general rules: 1. Do not try to service the computer unless you have been trained and certified. An untrained electrical outlets, remove the battery pack, and then disconnect any interconnecting cables. CAUTION: Do not disassemble the battery pack, throw it 50 ThinkPad A21e - Lenovo ThinkPad i Series 1800 | Hardware Maintenance Manual for ThinkPad A21e (2 - Page 55
the battery pack away from fire, (3) do not expose it to water or rain, (4) do not attempt to disassemble it, (5) do not short-circuit it. Do not put the battery pack in trash that is disposed of in landfills. When disposing of the battery, comply with local ordinances or regulations. ThinkPad A21e - Lenovo ThinkPad i Series 1800 | Hardware Maintenance Manual for ThinkPad A21e (2 - Page 56
1020 DIMM Removing and replacing a FRU v Battery pack (1010) Note: Loosen the screw 1 , but do not remove it. When installing: With the notched end of the DIMM toward the DIMM until it snaps into place. Make sure that the card is firmly fixed in the slot and does not move easily. 52 ThinkPad A21e - Lenovo ThinkPad i Series 1800 | Hardware Maintenance Manual for ThinkPad A21e (2 - Page 57
Removing and replacing a FRU 1030 Mini PCI adapter v Battery pack (1010) Note: Loosen the screw 1 , but do not remove it. 1 2 (continued) ThinkPad A21e 53 - Lenovo ThinkPad i Series 1800 | Hardware Maintenance Manual for ThinkPad A21e (2 - Page 58
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 (A), (B) or both. When installing the card, do placed under the card when reinstalling the Mini PCI adapter. 54 ThinkPad A21e - Lenovo ThinkPad i Series 1800 | Hardware Maintenance Manual for ThinkPad A21e (2 - Page 59
or death, do not: (1) throw or immerse the battery into water, (2) allow it to heat to more than 100°C (212°F), or (3) attempt to repair or disassemble it. Dispose of it as required by local ordinances or regulations. v Battery pack (1010) v DIMM (1020) v Mini PCI adapter (1030) ThinkPad A21e 55 - Lenovo ThinkPad i Series 1800 | Hardware Maintenance Manual for ThinkPad A21e (2 - Page 60
possible. Never remove the drive while the system is operating or is in suspend mode. v Battery pack (1010) 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. 56 ThinkPad A21e - Lenovo ThinkPad i Series 1800 | Hardware Maintenance Manual for ThinkPad A21e (2 - Page 61
Removing and replacing a FRU When installing: Make sure that the HDD connector is firmly connected. ThinkPad A21e 57 - Lenovo ThinkPad i Series 1800 | Hardware Maintenance Manual for ThinkPad A21e (2 - Page 62
: 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. 58 ThinkPad A21e - Lenovo ThinkPad i Series 1800 | Hardware Maintenance Manual for ThinkPad A21e (2 - Page 63
Removing and replacing a FRU (continued) ThinkPad A21e 59 - Lenovo ThinkPad i Series 1800 | Hardware Maintenance Manual for ThinkPad A21e (2 - Page 64
1070 Keyboard Removing and replacing a FRU v Battery pack (1010) v Hard-disk drive (1050) v Ultrabay 2000 device (1060) 1 Step 1 Screw (quantity) M2.5 × 15 mm, nylon-coated (3) (continued) Torque 39.2 Ncm (4 kgfcm) 60 ThinkPad A21e - Lenovo ThinkPad i Series 1800 | Hardware Maintenance Manual for ThinkPad A21e (2 - Page 65
Removing and replacing a FRU (continued) ThinkPad A21e 61 - Lenovo ThinkPad i Series 1800 | Hardware Maintenance Manual for ThinkPad A21e (2 - Page 66
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. 62 ThinkPad A21e - Lenovo ThinkPad i Series 1800 | Hardware Maintenance Manual for ThinkPad A21e (2 - Page 67
Removing and replacing a FRU 1080 Keyboard CRU insulator v Battery pack (1010) v Hard-disk drive (1050) v Ultrabay 2000 device (1060) v Keyboard (1070) ThinkPad A21e 63 - Lenovo ThinkPad i Series 1800 | Hardware Maintenance Manual for ThinkPad A21e (2 - Page 68
1090 Hinge cover Removing and replacing a FRU v Battery pack (1010) v Hard-disk drive (1050) v Ultrabay 2000 device (1060) v Keyboard (1070) v Keyboard CRU insulator (1080) Step 1 Screw (quantity) M2.5 × 15 mm, nylon-coated (1) Torque 39.2 Ncm (4 kgfcm) 64 ThinkPad A21e - Lenovo ThinkPad i Series 1800 | Hardware Maintenance Manual for ThinkPad A21e (2 - Page 69
FRU 1100 Keyboard bezel and speaker v Battery pack (1010) v Hard-disk drive (1050) v Ultrabay 2000 device (1060) v Keyboard (1070) v Keyboard CRU insulator (1080) v Hinge cover (1090) Step 1 Screw (quantity) M2.5 × 4.8 mm, nylon-coated (7) (continued) Torque 39.2 Ncm (4 kgfcm) ThinkPad A21e 65 - Lenovo ThinkPad i Series 1800 | Hardware Maintenance Manual for ThinkPad A21e (2 - Page 70
Removing and replacing a FRU Step 2 Screw (quantity) M2.5 × 15 mm, nylon-coated (2) Torque 39.2 Ncm (4 kgfcm) Cable routing: When replacing the cable, see the preceding figure for its cable routing. 66 ThinkPad A21e - Lenovo ThinkPad i Series 1800 | Hardware Maintenance Manual for ThinkPad A21e (2 - Page 71
replacing a FRU 1110 Speaker cable v Battery pack (1010) v Hard-disk drive (1050) v Ultrabay 2000 device (1060) v Keyboard (1070) v Keyboard CRU insulator (1080) v Hinge cover (1090) v Keyboard bezel and speaker (1100) When installing: Make sure that you fasten the connector firmly. ThinkPad A21e 67 - Lenovo ThinkPad i Series 1800 | Hardware Maintenance Manual for ThinkPad A21e (2 - Page 72
and replacing a FRU v Battery pack (1010) v Hard-disk drive (1050) v Ultrabay 2000 device (1060) v Keyboard (1070) v Keyboard CRU insulator (1080) v Hinge cover (1090) v Keyboard bezel and speaker (1100) Step 1 Screw (quantity) Special, nylon-coated (2) (continued) Torque - 68 ThinkPad A21e - Lenovo ThinkPad i Series 1800 | Hardware Maintenance Manual for ThinkPad A21e (2 - Page 73
Removing and replacing a FRU Step 2 Screw (quantity) M2.5 × 4.8 mm, nylon-coated (1) Torque 39.2 Ncm (4 kgfcm) ThinkPad A21e 69 - Lenovo ThinkPad i Series 1800 | Hardware Maintenance Manual for ThinkPad A21e (2 - Page 74
pack (1010) v Hard-disk drive (1050) v Ultrabay 2000 device (1060) v Keyboard (1070) v Keyboard CRU insulator (1080) v Hinge cover (1090) v Keyboard bezel and speaker (1100) v Sub card (1120) Step 1 Screw (quantity) M2.0 × 9.5 mm, nylon-coated (2) Torque 24.5 Ncm (2.5 kgfcm) 70 ThinkPad A21e - Lenovo ThinkPad i Series 1800 | Hardware Maintenance Manual for ThinkPad A21e (2 - Page 75
Fan assembly v Battery pack (1010) v Hard-disk drive (1050) v Ultrabay 2000 device (1060) v Keyboard (1070) v Keyboard CRU insulator (1080) v Hinge cover (1090) v Keyboard bezel and speaker (1100) Step 1 Screw (quantity) M2.5 × 4.8 mm, nylon-coated (3) Torque 39.2 Ncm (4 kgfcm) ThinkPad A21e 71 - Lenovo ThinkPad i Series 1800 | Hardware Maintenance Manual for ThinkPad A21e (2 - Page 76
Removing and replacing a FRU When installing: When installing the fan assembly, apply the thermal grease (05K5751) on the a -part of the fan as shown in the following figure. 72 ThinkPad A21e - Lenovo ThinkPad i Series 1800 | Hardware Maintenance Manual for ThinkPad A21e (2 - Page 77
it will be reused when installing the new diskette drive. Step 2 Screw (quantity) M2.5 × 4.8 mm, nylon-coated (1) 3 M2.5 × 15 mm, nylon-coated (2) Torque 39.2 Ncm (4 kgfcm) 39.2 Ncm (4 kgfcm) When installing: Do not press the a -part of the diskette drive to avoid the damage. ThinkPad A21e 73 - Lenovo ThinkPad i Series 1800 | Hardware Maintenance Manual for ThinkPad A21e (2 - Page 78
1160 Upper shield Removing and replacing a FRU v Battery pack (1010) v Hard-disk drive (1050) v Ultrabay 2000 device (1060) v drive (1150) Step 1 Screw (quantity) M2.5 × 15 mm, nylon-coated (2) 2 M2.5 × 4.8 mm, nylon-coated (2) Torque 39.2 Ncm (4 kgfcm) 39.2 Ncm (4 kgfcm) 74 ThinkPad A21e - Lenovo ThinkPad i Series 1800 | Hardware Maintenance Manual for ThinkPad A21e (2 - Page 79
v DIMM (1020) v Mini PCI adapter (1030) v Backup battery (1040) v Hard-disk drive (1050) v Ultrabay 2000 device (1060) v Keyboard (1070) v v Diskette drive (1150) v Upper shield (1160) Step 1 Screw (quantity) M2.5 × 15 mm, nylon-coated (3) (continued) Torque 39.2 Ncm (4 kgfcm) ThinkPad A21e 75 - Lenovo ThinkPad i Series 1800 | Hardware Maintenance Manual for ThinkPad A21e (2 - Page 80
Removing and replacing a FRU Step 3 Screw (quantity) M2.5 × 4.8 mm, nylon-coated (2) Torque 39.2 Ncm (4 kgfcm) 76 ThinkPad A21e - Lenovo ThinkPad i Series 1800 | Hardware Maintenance Manual for ThinkPad A21e (2 - Page 81
v Battery pack (1010) v Hard-disk drive (1050) v Ultrabay 2000 device (1060) v Keyboard (1070) v Keyboard CRU insulator (1080) v Hinge cover (1090) v Keyboard bezel and speaker(1100) Step 1 Screw (quantity) M2.5 × 4.8 mm, nylon-coated (4) (continued) Torque 39.2 Ncm (4 kgfcm) ThinkPad A21e 77 - Lenovo ThinkPad i Series 1800 | Hardware Maintenance Manual for ThinkPad A21e (2 - Page 82
Removing and replacing a FRU Step 2 4 Screw (quantity) Special, nylon-coated (2) M2.5 × 4.8 mm, nylon-coated (2) Torque - 39.2 Ncm (4 kgfcm) 78 ThinkPad A21e - Lenovo ThinkPad i Series 1800 | Hardware Maintenance Manual for ThinkPad A21e (2 - Page 83
pack (1010) v Hard-disk drive (1050) v Ultrabay 2000 device (1060) v Keyboard (1070) v Keyboard CRU insulator (1080) v Hinge cover (1090) v Keyboard bezel and speaker (1100) v LCD assembly (2010) Step 1 Screw (quantity) M2.5 × 4.8 mm, nylon-coated (2) Torque 39.2 Ncm (4 kgfcm) ThinkPad A21e 79 - Lenovo ThinkPad i Series 1800 | Hardware Maintenance Manual for ThinkPad A21e (2 - Page 84
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 reference FRU list, see "15.0-in. XGA TFT (LG)" on page 94 80 ThinkPad A21e - Lenovo ThinkPad i Series 1800 | Hardware Maintenance Manual for ThinkPad A21e (2 - Page 85
2030 Inverter card Removing and replacing a FRU v Battery pack (1010) v Hard-disk drive (1050) v Ultrabay 2000 device (1060) v Keyboard (1070) v Keyboard CRU insulator (1080) v Hinge Step 1 Screw (quantity) M2.5 × 4.8 mm, nylon-coated (1) (continued) Torque 39.2 Ncm (4 kgfcm) ThinkPad A21e 81 - Lenovo ThinkPad i Series 1800 | Hardware Maintenance Manual for ThinkPad A21e (2 - Page 86
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 39.2 Ncm (4 kgfcm) 82 ThinkPad A21e - Lenovo ThinkPad i Series 1800 | Hardware Maintenance Manual for ThinkPad A21e (2 - Page 87
a FRU v Battery pack (1010) v Hard-disk drive (1050) v Ultrabay 2000 device (1060) v Keyboard (1070) v Keyboard CRU insulator (1080) v Hinge cover (1090) v Keyboard bezel and speaker (1100) v LCD assembly (2010) v Front bezel (2020) v Inverter card (2030) 12.1-in. panel Step MT 1 2628-Cxx - Lenovo ThinkPad i Series 1800 | Hardware Maintenance Manual for ThinkPad A21e (2 - Page 88
Removing and replacing a FRU (continued) 84 ThinkPad A21e - Lenovo ThinkPad i Series 1800 | Hardware Maintenance Manual for ThinkPad A21e (2 - Page 89
Removing and replacing a FRU 14.1-in. and 15.0-in. panels Step MT 1 2628-Jxx (continued) Screw (quantity) M2.0 × 5.7 mm, nylon-coated (4) Torque 24.5 Ncm (2.5 kgfcm) ThinkPad A21e 85 - Lenovo ThinkPad i Series 1800 | Hardware Maintenance Manual for ThinkPad A21e (2 - Page 90
Removing and replacing a FRU Note: For 14.1-in. LCD, the LCD cable is taped onto the connector. Tear off the tape before disconnecting the LCD cable in step 3 . 86 ThinkPad A21e - Lenovo ThinkPad i Series 1800 | Hardware Maintenance Manual for ThinkPad A21e (2 - Page 91
: The Ultrabay 2000 accepts storage devices, such as a DVD drive, CD-ROM drive, CD-RW, ZIP250, 2nd HDD or 2nd battery. 9 TrackPoint pointing stick 10 TrackPoint buttons 11 ThinkPad button 12 Volume and mute buttons 13 Power switch 11 and 12 are Ez buttons for MT2632. ThinkPad A21e 87 - Lenovo ThinkPad i Series 1800 | Hardware Maintenance Manual for ThinkPad A21e (2 - Page 92
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 88 ThinkPad A21e - Lenovo ThinkPad i Series 1800 | Hardware Maintenance Manual for ThinkPad A21e (2 - Page 93
Bottom 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 Hard-disk drive 11 LCD latches Locations ThinkPad A21e 89 - Lenovo ThinkPad i Series 1800 | Hardware Maintenance Manual for ThinkPad A21e (2 - Page 94
Parts list Parts list 90 ThinkPad A21e - Lenovo ThinkPad i Series 1800 | Hardware Maintenance Manual for ThinkPad A21e (2 - Page 95
04P3975 11 Base cover 04P3712 for T-China 04P3716 for Korea 04P3720 for MT2632 (i-series) 04P3723 12 Ultrabay 2000 CD-ROM drive (LG)* 08K9579 Ultrabay 2000 CD-ROM drive drive (TEAC)* 27L3436 for optional Ultrabay 2000 device, see "Optional FRUs" on page 98 (continued) ThinkPad A21e 91 - Lenovo ThinkPad i Series 1800 | Hardware Maintenance Manual for ThinkPad A21e (2 - Page 96
battery pack, see "Optional FRUs" on page 98 15 Cover, DIMM slot* 08K5674 16 Hard-disk drive (10.0 GB), SSD* 08K9508 Hard-disk drive (10.0 GB), Hitachi* 08K9531 Hard-disk drive (20.0 GB), SSD* 27L3427 Hard-disk drive for optional AC adapter, see "Optional FRUs" on page 98 92 ThinkPad A21e - Lenovo ThinkPad i Series 1800 | Hardware Maintenance Manual for ThinkPad A21e (2 - Page 97
Inverter card (continued) Parts list P/N 08K5655 08K5659 27L0485 05K9577 08K5664 08K3325 P/N 08K5656 04P3724 27L0486 27L0610 05K9578 05K9588 08K5665 12P3051 P/N 08K5657 08K6443 27L0487 05K9580 04P3488 08K3326 ThinkPad A21e 93 - Lenovo ThinkPad i Series 1800 | Hardware Maintenance Manual for ThinkPad A21e (2 - Page 98
15.0-in. XGA TFT (LG) FRU LCD cover assembly for Korea LCD cable LCD panel (LG) Hinges Inverter card Misc kit (see "Miscellaneous parts" on page 96.) Parts list P/N 04P3048 04P3049 27L0578 05K9647 04P3488 08K3326 04P3050 94 ThinkPad A21e - Lenovo ThinkPad i Series 1800 | Hardware Maintenance Manual for ThinkPad A21e (2 - Page 99
02K5480 02K5467 02K5464 02K5469 02K5463 02K5462 02K5473 02K5479 02K5474 02K5468 02K5458 02K5460 02K5457 02K5466 02K5481 02K5472 02K5477 02K5478 02K5482 02K5465 02K5471 02K5475 02K5461 02K5455 02K5576 ThinkPad A21e 95 - Lenovo ThinkPad i Series 1800 | Hardware Maintenance Manual for ThinkPad A21e (2 - Page 100
Insulator, hard-disk drive v Insulator, keyboard CRU v Mini PCI guide v Screw caps Miscellaneous parts, for system board: v I/O bracket (right/left) v Guide, keyboard connector v Hex stud v (b) Card modem connector v Flat head screw (M2.5 x 4.8) v Screw caps (continued) 96 ThinkPad A21e Parts list - Lenovo ThinkPad i Series 1800 | Hardware Maintenance Manual for ThinkPad A21e (2 - Page 101
FRU Miscellaneous parts, for diskette drive: v Bezel v Bracket v Flexible cable v Screw caps Miscellaneous parts, for LCD: v Latch (right/left) v Spring v Spacer (for Latch (LH 15.0 LG) v Spring (15.0 LG) v Spacer (for 15.0-in.) v Screw caps Parts list P/N 04P3967 04P3968 04P3050 ThinkPad A21e 97 - Lenovo ThinkPad i Series 1800 | Hardware Maintenance Manual for ThinkPad A21e (2 - Page 102
GB), Hitachi Hard-disk drive (32.0 GB), SSD Mini PCI combo card (Intel) Mini PCI combo card CR Mini PCI combo card (3Com) Mini PCI modem card (IBM CR) Mini PCI modem card (Ambit) Mini PCI Ethernet card (Intel) Multiple battery charger Ultrabay 2000 2nd HDD adapter Ultrabay 2000 battery ThinkPad Port - Lenovo ThinkPad i Series 1800 | Hardware Maintenance Manual for ThinkPad A21e (2 - Page 103
screwdriver 5 mm socket wrench Screwdriver ThinkPad hardware maintenance diskette version 1.61 Note: Download the file from the Web site. 72X8546 35G4703 66G5180 05K2580 95F3598 05K4695 05K4694 27L8126 - Power cords (system) IBM power cords for a specific country are usually available only in - Lenovo ThinkPad i Series 1800 | Hardware Maintenance Manual for ThinkPad A21e (2 - Page 104
in the Unites States and/or other countries. (For a complete list of Intel trademarks, see http://www.intel.com/trademarx.htm) Other company, product, or service names may be the trademarks or service marks of others. 100 ThinkPad A21e - Lenovo ThinkPad i Series 1800 | Hardware Maintenance Manual for ThinkPad A21e (2 - Page 105
Notices ThinkPad A21e 101 - Lenovo ThinkPad i Series 1800 | Hardware Maintenance Manual for ThinkPad A21e (2 - Page 106
Part Number: 06P8883 Printed in U.S.A. (1P) P/N: 06P8883
IBM Mobile Systems
ThinkPad Computer
Hardware Maintenance Manual
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