Hardware Maintenance Manual
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IBM Mobile Systems ThinkPad Computer Hardware Maintenance Manual April 2002 This manual supports: ThinkPad T20, T21, T22, T23 (MT 2647/2648) ThinkPad Dock (MT 2631)
IBM Mobile Systems ThinkPad Computer Hardware Maintenance Manual April 2002 This manual supports: ThinkPad T20, T21, T22, T23 (MT 2647/2648) ThinkPad Dock (MT 2631)
Hardware Maintenance Manual
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.... About this manual along with the advanced diagnostic tests to troubleshoot problems. The manual is intended for IBM ThinkPad T20, T21, T22, T23 (MT2647, 2648), and ThinkPad Dock (MT2631) products. Important This manual is divided into sections as follows: v The common sections ...required in servicing computers. Use this manual along with ThinkPad products. Before servicing an IBM ThinkPad product, be sure to review the safety information under "Safety notices: multilingual translations" on page 3, "Safety information" on page 13, and "Laser compliance statement" on page 18....
.... About this manual along with the advanced diagnostic tests to troubleshoot problems. The manual is intended for IBM ThinkPad T20, T21, T22, T23 (MT2647, 2648), and ThinkPad Dock (MT2631) products. Important This manual is divided into sections as follows: v The common sections ...required in servicing computers. Use this manual along with ThinkPad products. Before servicing an IBM ThinkPad product, be sure to review the safety information under "Safety notices: multilingual translations" on page 3, "Safety information" on page 13, and "Laser compliance statement" on page 18....
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...1 How to use error messages 2 Diskette compatibility matrix 2 Safety notices: multilingual translations 3 Safety information 13 General safety 13 Electrical safety 14 Safety inspection guide 15 Handling devices that are sensitive to electorostatic discharge 16 Grounding requirements 17...32 Testing the computer 33 Detecting system information with PC-Doctor. . . 34 Power system checkout 35 ThinkPad T20, T21, T22 and T23 series. . . . . 39 Product overview 41 Specifications 43 Status indicators 45 FRU Tests 47 Fn... pack 60 1020 Backup battery 61 © Copyright IBM Corp. 2002 v
...1 How to use error messages 2 Diskette compatibility matrix 2 Safety notices: multilingual translations 3 Safety information 13 General safety 13 Electrical safety 14 Safety inspection guide 15 Handling devices that are sensitive to electorostatic discharge 16 Grounding requirements 17...32 Testing the computer 33 Detecting system information with PC-Doctor. . . 34 Power system checkout 35 ThinkPad T20, T21, T22 and T23 series. . . . . 39 Product overview 41 Specifications 43 Status indicators 45 FRU Tests 47 Fn... pack 60 1020 Backup battery 61 © Copyright IBM Corp. 2002 v
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...125 2050 Antenna assembly 128 2060 Sub card 131 3010 ThinkPad Dock PCI cover 133 3020 ThinkPad Dock top cover 136 Locations 140 Front view 140 Rear view 141 Bottom view 142 Parts list 143 T20, T21, T22 and T23 series model matrix 146 Overall 147 AC adapters 156 ...LCD FRUs 157 Keyboard 160 Recovery CDs 161 Miscellaneous parts 170 Optional FRUs 171 Common parts list 172 Notices 174 Trademarks 174 vi ThinkPad T20, T21, T22, T23 (MT 2647/2648)
...125 2050 Antenna assembly 128 2060 Sub card 131 3010 ThinkPad Dock PCI cover 133 3020 ThinkPad Dock top cover 136 Locations 140 Front view 140 Rear view 141 Bottom view 142 Parts list 143 T20, T21, T22 and T23 series model matrix 146 Overall 147 AC adapters 156 ...LCD FRUs 157 Keyboard 160 Recovery CDs 161 Miscellaneous parts 170 Optional FRUs 171 Common parts list 172 Notices 174 Trademarks 174 vi ThinkPad T20, T21, T22, T23 (MT 2647/2648)
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... extremely careful during write operations such 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 T20, T21, T22, T23 (MT 2647/2648)
... extremely careful during write operations such 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 T20, T21, T22, T23 (MT 2647/2648)
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... voltages. Safety information v After service, reinstall all power before returning the machine to lock the wall box in your pocket or behind your body. 14 ThinkPad T20, T21, T22, T23 (MT 2647/2648) v Reinstall all covers correctly before : - If an electrical accident occurs, you may prevent a current from electrical shock.
... voltages. Safety information v After service, reinstall all power before returning the machine to lock the wall box in your pocket or behind your body. 14 ThinkPad T20, T21, T22, T23 (MT 2647/2648) v Reinstall all covers correctly before : - If an electrical accident occurs, you may prevent a current from electrical shock.
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...determine how serious the apparent hazard could be frayed or worn. 4. Check exterior covers for any non-IBM alterations. 6. c. Protect against ESD 16 ThinkPad T20, T21, T22, T23 (MT 2647/2648) Power-off , and the power cord disconnected. b. Use good judgment as metal filings, contamination,... water or other liquids, or signs of any obvious non-IBM alterations. Check for damage (loose, broken, or sharp ...
...determine how serious the apparent hazard could be frayed or worn. 4. Check exterior covers for any non-IBM alterations. 6. c. Protect against ESD 16 ThinkPad T20, T21, T22, T23 (MT 2647/2648) Power-off , and the power cord disconnected. b. Use good judgment as metal filings, contamination,... water or other liquids, or signs of any obvious non-IBM alterations. Check for damage (loose, broken, or sharp ...
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to conform to the requirements of Federal Regulations (DHHS 21 CFR) Subchapter J for Class 1 laser products. 18 ThinkPad T20, T21, T22, T23 (MT 2647/2648) Elsewhere, the drive is certified in the U.S. The drive is certified to conform to the requirements of the Department of Health and Human Services ... for Class 1 laser products. They are equipped from the factory with an optical storage device such as options. Laser compliance statement Laser compliance statement Some IBM Personal Computer models are also sold separately as a CD-ROM drive or a DVD-ROM drive.
to conform to the requirements of Federal Regulations (DHHS 21 CFR) Subchapter J for Class 1 laser products. 18 ThinkPad T20, T21, T22, T23 (MT 2647/2648) Elsewhere, the drive is certified in the U.S. The drive is certified to conform to the requirements of the Department of Health and Human Services ... for Class 1 laser products. They are equipped from the factory with an optical storage device such as options. Laser compliance statement Laser compliance statement Some IBM Personal Computer models are also sold separately as a CD-ROM drive or a DVD-ROM drive.
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... __ 6. Customer's name and address Note for warranty: During the warranty period, the customer may have been subjected to excessive force, or dropped. 22 ThinkPad T20, T21, T22, T23 (MT 2647/2648) Date of a diskette with the computer, determine whether the damage is covered under the warranty by nonwarranted activities: v Missing parts might be...
... __ 6. Customer's name and address Note for warranty: During the warranty period, the customer may have been subjected to excessive force, or dropped. 22 ThinkPad T20, T21, T22, T23 (MT 2647/2648) Date of a diskette with the computer, determine whether the damage is covered under the warranty by nonwarranted activities: v Missing parts might be...
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...to the Product Recovery program. (For using a Recovery Repair diskette, see "To use the Product Recovery program to invoke the IBM Product Recovery program". Here again it for a few seconds. Select the recovery options you want , and follow the instructions on ... When the Product Recovery program finishes running, the computer will restart with the pre-installed operating system, drivers, and software. 24 ThinkPad T20, T21, T22, T23 (MT 2647/2648) To use the Recovery Repair diskette:" on the screen. 6. Turn on -screen instructions. 6. Press Enter. 5. watch ...
...to the Product Recovery program. (For using a Recovery Repair diskette, see "To use the Product Recovery program to invoke the IBM Product Recovery program". Here again it for a few seconds. Select the recovery options you want , and follow the instructions on ... When the Product Recovery program finishes running, the computer will restart with the pre-installed operating system, drivers, and software. 24 ThinkPad T20, T21, T22, T23 (MT 2647/2648) To use the Recovery Repair diskette:" on the screen. 6. Turn on -screen instructions. 6. Press Enter. 5. watch ...
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...v User HDP-for the user v Master HDP-for it to get a message asking which operating system to the system user. 26 ThinkPad T20, T21, T22, T23 (MT 2647/2648) The password must be booted. the system administrator enters both in the same operation. Hard-disk password: There are two modes ...for any of the next three windows, press the Y key. 11. If any ThinkPad computer: the power-on the computer. 3. Press Enter...
...v User HDP-for the user v Master HDP-for it to get a message asking which operating system to the system user. 26 ThinkPad T20, T21, T22, T23 (MT 2647/2648) The password must be booted. the system administrator enters both in the same operation. Hard-disk password: There are two modes ...for any of the next three windows, press the Y key. 11. If any ThinkPad computer: the power-on the computer. 3. Press Enter...
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...blank, standby, and hibernation. If you press Fn+F3, v The LCD backlight turns off. 28 ThinkPad T20, T21, T22, T23 (MT 2647/2648) v The speaker is the letter of the hard-disk drive. then, in IBM BIOS Setup Utility expires, v The LCD backlight turns off timer" in the Setup confirmation window, select...three variants, as follows: 1. v Standby mode is selected and the user HDP has been forgotten and cannot be replaced for a scheduled fee. The IBM BIOS Setup Utility menu appears. 3. v The hard-disk drive motor stops. How to remove the hard-disk password Attention: If User only mode ...
...blank, standby, and hibernation. If you press Fn+F3, v The LCD backlight turns off. 28 ThinkPad T20, T21, T22, T23 (MT 2647/2648) v The speaker is the letter of the hard-disk drive. then, in IBM BIOS Setup Utility expires, v The LCD backlight turns off timer" in the Setup confirmation window, select...three variants, as follows: 1. v Standby mode is selected and the user HDP has been forgotten and cannot be replaced for a scheduled fee. The IBM BIOS Setup Utility menu appears. 3. v The hard-disk drive motor stops. How to remove the hard-disk password Attention: If User only mode ...
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... Windows NT with FAT format. If you want to use hibernation mode, you do not undock it is powered off the power switch. 30 ThinkPad T20, T21, T22, T23 (MT 2647/2648) v If you will need to enter hibernation mode, do any of the following : v Press the Fn+F12 keys. Related service information v Turn...
... Windows NT with FAT format. If you want to use hibernation mode, you do not undock it is powered off the power switch. 30 ThinkPad T20, T21, T22, T23 (MT 2647/2648) v If you will need to enter hibernation mode, do any of the following : v Press the Fn+F12 keys. Related service information v Turn...
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...IBM BIOS Setup Utility screen, press F9, Enter, F10, and then Enter. then power on model-unique functions, refer to the USB connector of the procedure. For some devices are intended to "Power system checkout" on page 35, and check the power sources. 32 ThinkPad T20, T21, T22, T23 (MT 2647.../2648) To test the Ultrabay 2000 device, install it by running the diagnostics test included in the docking station, even if the computer supports the docking station. Testing the computer The ThinkPad computer has a test program ...
...IBM BIOS Setup Utility screen, press F9, Enter, F10, and then Enter. then power on model-unique functions, refer to the USB connector of the procedure. For some devices are intended to "Power system checkout" on page 35, and check the power sources. 32 ThinkPad T20, T21, T22, T23 (MT 2647.../2648) To test the Ultrabay 2000 device, install it by running the diagnostics test included in the docking station, even if the computer supports the docking station. Testing the computer The ThinkPad computer has a test program ...
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... System v DOS Shell v Tech Support Form v Battery Rundown v View Test Log v Print Log v Save Log v Full Erase Hard Drive v Quick Erase Hard Drive 34 ThinkPad T20, T21, T22, T23 (MT 2647/2648) If there is a problem, PC-Doctor shows messages describing it. 6. Full Memory Test - To exit the test, select Quit - Checkout guide Diagnostics...
... System v DOS Shell v Tech Support Form v Battery Rundown v View Test Log v Print Log v Save Log v Full Erase Hard Drive v Quick Erase Hard Drive 34 ThinkPad T20, T21, T22, T23 (MT 2647/2648) If there is a problem, PC-Doctor shows messages describing it. 6. Full Memory Test - To exit the test, select Quit - Checkout guide Diagnostics...
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... pack from being overcharged or from the computer and leave it is less than +11.0 V dc, the battery pack has been discharged. 36 ThinkPad T20, T21, T22, T23 (MT 2647/2648) If the charge indicator still does not turn on , replace the battery pack. To check the status of battery power remaining is displayed...
... pack from being overcharged or from the computer and leave it is less than +11.0 V dc, the battery pack has been discharged. 36 ThinkPad T20, T21, T22, T23 (MT 2647/2648) If the charge indicator still does not turn on , replace the battery pack. To check the status of battery power remaining is displayed...
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ThinkPad T20, T21, T22 and T23 series Product overview 41 Specifications 43 Status indicators 45 FRU Tests 47 Fn...drive 63 1040 DIMM 65 1050 Mini PCI adapter 66 For T20, T21 and T22 series 66 For T23 series 68 1060 Ethernet daughter card 71 1070 Ultrabay 2000 device 73 1080 Keyboard 74 For T20, T21...T22 series 89 For T23 series 92 1120 Fan assembly 94 For T20, T21, T22 series 94 For T23 series 97 1130 CPU 98 For T20, T21 and T22 series 98 For T23 series 99 1140 PC Card slot assembly 100 For T20, T21, T22 series 100 For T23 series 102 1150 Speaker 103 © Copyright IBM...
ThinkPad T20, T21, T22 and T23 series Product overview 41 Specifications 43 Status indicators 45 FRU Tests 47 Fn...drive 63 1040 DIMM 65 1050 Mini PCI adapter 66 For T20, T21 and T22 series 66 For T23 series 68 1060 Ethernet daughter card 71 1070 Ultrabay 2000 device 73 1080 Keyboard 74 For T20, T21...T22 series 89 For T23 series 92 1120 Fan assembly 94 For T20, T21, T22 series 94 For T23 series 97 1130 CPU 98 For T20, T21 and T22 series 98 For T23 series 99 1140 PC Card slot assembly 100 For T20, T21, T22 series 100 For T23 series 102 1150 Speaker 103 © Copyright IBM...
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... . 171 . 172 . 172 . 172 . 173 . 174 . 174 40 ThinkPad T20, T21, T22, T23 (MT 2647/2648) XGA TFT 14.1-in . Locations Front view Rear view Bottom view Parts list T20, T21, T22 and T23 series model matrix Overall For T20, T21 and T22 For T23 AC adapters LCD FRUs 13.3-in. Miscellaneous parts Optional FRUs Common parts list Tools...
... . 171 . 172 . 172 . 172 . 173 . 174 . 174 40 ThinkPad T20, T21, T22, T23 (MT 2647/2648) XGA TFT 14.1-in . Locations Front view Rear view Bottom view Parts list T20, T21, T22 and T23 series model matrix Overall For T20, T21 and T22 For T23 AC adapters LCD FRUs 13.3-in. Miscellaneous parts Optional FRUs Common parts list Tools...