Hardware Maintenance Manual
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1030 Hard-disk drive 63 1040 DIMM 65 1050 Mini PCI adapter 66 1060 Ethernet daughter card 71 ...Keyboard bezel 88 1120 Fan assembly 94 1130 CPU 98 1140 PC Card slot assembly 100 1150 Speaker 103 1160 Hard-disk bay 105 1170 Ultrabay 2000 slot 107 1180 System board 113 1190 Secure chip 117 1200 Microphone cable ...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/...
1030 Hard-disk drive 63 1040 DIMM 65 1050 Mini PCI adapter 66 1060 Ethernet daughter card 71 ...Keyboard bezel 88 1120 Fan assembly 94 1130 CPU 98 1140 PC Card slot assembly 100 1150 Speaker 103 1160 Hard-disk bay 105 1170 Ultrabay 2000 slot 107 1180 System board 113 1190 Secure chip 117 1200 Microphone cable ...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/...
Hardware Maintenance Manual
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...first error code. Be 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) If no error code is displayed, see if the... error symptom is as copying, saving, or formatting. Important service information Strategy for replacing a hard-disk drive Always try to diagnose failures. Whatever causes...
...first error code. Be 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) If no error code is displayed, see if the... error symptom is as copying, saving, or formatting. Important service information Strategy for replacing a hard-disk drive Always try to diagnose failures. Whatever causes...
Hardware Maintenance Manual
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... dropped. 22 ThinkPad T20, T21, T22, T23 (MT 2647/2648) Date of an incompatible card v Damage caused by foreign material in which the failing FRU was caused by misuse, accident, modification, unsuitable physical or operating environment, or improper maintenance by nonwarranted activities: v Missing parts might be a symptom of a hard-disk drive becomes noisy, it...
... dropped. 22 ThinkPad T20, T21, T22, T23 (MT 2647/2648) Date of an incompatible card v Damage caused by foreign material in which the failing FRU was caused by misuse, accident, modification, unsuitable physical or operating environment, or improper maintenance by nonwarranted activities: v Missing parts might be a symptom of a hard-disk drive becomes noisy, it...
Hardware Maintenance Manual
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... diskette and the system program service diskette become available, a notice will be posted on http://www.ibm.com/pc/partner/infotips Restoring the preloaded system If the data on a hard-disk drive is damaged or accidentally erased, you can restore the software that is not displayed by Windows Explorer.... 161 The Product Recovery program is in the recovery process. Shut down and restart the computer. Ordering the recovery CD When the hard-disk drive is on your drive C before you must use . Make a Recovery Repair diskette and save it for future use the Product Recovery CD for the ...
... diskette and the system program service diskette become available, a notice will be posted on http://www.ibm.com/pc/partner/infotips Restoring the preloaded system If the data on a hard-disk drive is damaged or accidentally erased, you can restore the software that is not displayed by Windows Explorer.... 161 The Product Recovery program is in the recovery process. Shut down and restart the computer. Ordering the recovery CD When the hard-disk drive is on your drive C before you must use . Make a Recovery Repair diskette and save it for future use the Product Recovery CD for the ...
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The computer will need to step 4. Note: If the hard-disk drive contains any partitions, you will restart with Windows NT 4.0; v The recovery process copies some files to install preloaded system. Continue to step 6 to ... computer originally included a Product Recovery program ... Erase all partitions on again. Following message is created. At next window, press Enter to change CDs. If the hard-disk drive is displayed: "Your computer originally included a Product Recovery program ... Press Y key. v To install the service partition, go to step 8. 5. Note: If you...
The computer will need to step 4. Note: If the hard-disk drive contains any partitions, you will restart with Windows NT 4.0; v The recovery process copies some files to install preloaded system. Continue to step 6 to ... computer originally included a Product Recovery program ... Erase all partitions on again. Following message is created. At next window, press Enter to change CDs. If the hard-disk drive is displayed: "Your computer originally included a Product Recovery program ... Press Y key. v To install the service partition, go to step 8. 5. Note: If you...
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... password: There are two modes for the HDP: User only and Master + User. Related service information v To preload the hard-disk drive without installing the service partition, press N key. 8. The system administrator then provides the user HDP to install, select the proper operating system and press Enter. 9. A ...message is turned on. The password must be needed for it to get a message asking which operating system to the system user. 26 ThinkPad T20, T21, T22, T23 (MT 2647/2648)
... password: There are two modes for the HDP: User only and Master + User. Related service information v To preload the hard-disk drive without installing the service partition, press N key. 8. The system administrator then provides the user HDP to install, select the proper operating system and press Enter. 9. A ...message is turned on. The password must be needed for it to get a message asking which operating system to the system user. 26 ThinkPad T20, T21, T22, T23 (MT 2647/2648)
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... to system configuration settings. Turn off the computer. 2. For how to recover data from the hard-disk drive. Reinstall the backup battery and the battery pack. (B) If an SVP has been set and is available, IBM does not provide any services to reset either the user or the master HDP, or to...holding F1. 2. Remove the backup battery. When the Enter New Password field opens, leave it can be replaced for a scheduled fee. The hard-disk drive can be entered in the IBM BIOS Setup Utility. Turn on the computer and wait until the POST ends. If it has, it blank and press Enter twice...
... to system configuration settings. Turn off the computer. 2. For how to recover data from the hard-disk drive. Reinstall the backup battery and the battery pack. (B) If an SVP has been set and is available, IBM does not provide any services to reset either the user or the master HDP, or to...holding F1. 2. Remove the backup battery. When the Enter New Password field opens, leave it can be replaced for a scheduled fee. The hard-disk drive can be entered in the IBM BIOS Setup Utility. Turn on the computer and wait until the POST ends. If it has, it blank and press Enter twice...
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... be replaced for a scheduled fee. Select Master HDP. 6. v Standby mode is called suspend mode in IBM BIOS Setup Utility expires, v The LCD backlight turns off . 28 ThinkPad T20, T21, T22, T23 (MT 2647/2648) Select Hard-disk x password, where x is muted. 2. Enter the master HDP; If you press Fn+F3, ... window, select Yes . Power on the "LCD off timer" in Windows 95 and Windows NT. v The speaker is the letter of the hard-disk drive. How to move down the menu. 4. Power management To reduce power consumption, the computer has three power management modes: screen blank, standby, ...
... be replaced for a scheduled fee. Select Master HDP. 6. v Standby mode is called suspend mode in IBM BIOS Setup Utility expires, v The LCD backlight turns off . 28 ThinkPad T20, T21, T22, T23 (MT 2647/2648) Select Hard-disk x password, where x is muted. 2. Enter the master HDP; If you press Fn+F3, ... window, select Yes . Power on the "LCD off timer" in Windows 95 and Windows NT. v The speaker is the letter of the hard-disk drive. How to move down the menu. 4. Power management To reduce power consumption, the computer has three power management modes: screen blank, standby, ...
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... the time set on the "Turn off . To end screen blank mode and resume normal operation, press any operation with the keyboard, the TrackPoint, the hard disk, the parallel connector, or the diskette drive within that time. To enter standby mode, press Fn+F4. This default low-battery behavior is available. v The... hard-disk drive is appropriate. so if you have set the low-battery alarm, the charge indicator notifies you entered standby mode by closing the LCD cover.) General ...
... the time set on the "Turn off . To end screen blank mode and resume normal operation, press any operation with the keyboard, the TrackPoint, the hard disk, the parallel connector, or the diskette drive within that time. To enter standby mode, press Fn+F4. This default low-battery behavior is available. v The... hard-disk drive is appropriate. so if you have set the low-battery alarm, the charge indicator notifies you entered standby mode by closing the LCD cover.) General ...
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... perform that action. - The hibernation file in the boot record on , the computer returns from the hard-disk drive. General descriptions 31 When the power is turned on the hard-disk drive is read, and system status is restored from hibernation mode and resumes operation. Related service information v If... and have set on the timer, and the user does not do any operation with the keyboard, the TrackPoint, the hard-disk drive, the parallel connector, or the diskette drive within that time. Pressing Fn+F4 keys. Pressing the power button. - Closing the lid. - v If the timer...
... perform that action. - The hibernation file in the boot record on , the computer returns from the hard-disk drive. General descriptions 31 When the power is turned on the hard-disk drive is read, and system status is restored from hibernation mode and resumes operation. Related service information v If... and have set on the timer, and the user does not do any operation with the keyboard, the TrackPoint, the hard-disk drive, the parallel connector, or the diskette drive within that time. Pressing Fn+F4 keys. Pressing the power button. - Closing the lid. - v If the timer...
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... Log v Save Log v Full Erase Hard Drive v Quick Erase Hard Drive 34 ThinkPad T20, T21, T22, T23 (MT 2647/2648) Checkout guide Diagnostics I n t e r a c t i v e Te s ts Run Normal Test Run Quick Test CPU/Coprocessor Systemboard Video Adapter Serial Ports Parallel Ports Fixed Disks Diskette Drives Other Devices ZIP Drive LS-120/240 Drive Communication Wireless LAN Memory Test - If there is...
... Log v Save Log v Full Erase Hard Drive v Quick Erase Hard Drive 34 ThinkPad T20, T21, T22, T23 (MT 2647/2648) Checkout guide Diagnostics I n t e r a c t i v e Te s ts Run Normal Test Run Quick Test CPU/Coprocessor Systemboard Video Adapter Serial Ports Parallel Ports Fixed Disks Diskette Drives Other Devices ZIP Drive LS-120/240 Drive Communication Wireless LAN Memory Test - If there is...
Hardware Maintenance Manual
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ThinkPad T20, T21, T22 and T23 series Product overview 41 Specifications 43 Status indicators 45 FRU Tests 47 Fn key combinations ...a FRU 59 1010 Battery pack 60 1020 Backup battery 61 1030 Hard-disk 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... 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 Corp. 2002 39
ThinkPad T20, T21, T22 and T23 series Product overview 41 Specifications 43 Status indicators 45 FRU Tests 47 Fn key combinations ...a FRU 59 1010 Battery pack 60 1020 Backup battery 61 1030 Hard-disk 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... 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 Corp. 2002 39
Hardware Maintenance Manual
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...14.1-inch, 16M colors, XGA (1024×768 resolution) TFT color LCD v 14.1-inch, 16M colors, SXGA+ (1400×1050 resolution) TFT color LCD Hard-disk drive T20 v 6.0 GB, 2.5-inch, IDE interface v 12.0 GB, 2.5-inch, IDE interface v 18.0 GB, 2.5-inch, IDE interface v 20.0 GB, 2.5-inch... v Line-in v Headphone v Microphone v Mouse or keyboard v Parallel or diskette drive v Port replicator connector v Serial v One universal serial bus (USB) connector for T20, T21, and T22 series v Two USB connectors for T23 v RJ11 v RJ45 (covered) v TV-out (continued) 42 ThinkPad T20, T21, T22, T23 (MT 2647/2648)
...14.1-inch, 16M colors, XGA (1024×768 resolution) TFT color LCD v 14.1-inch, 16M colors, SXGA+ (1400×1050 resolution) TFT color LCD Hard-disk drive T20 v 6.0 GB, 2.5-inch, IDE interface v 12.0 GB, 2.5-inch, IDE interface v 18.0 GB, 2.5-inch, IDE interface v 20.0 GB, 2.5-inch... v Line-in v Headphone v Microphone v Mouse or keyboard v Parallel or diskette drive v Port replicator connector v Serial v One universal serial bus (USB) connector for T20, T21, and T22 series v Two USB connectors for T23 v RJ11 v RJ45 (covered) v TV-out (continued) 42 ThinkPad T20, T21, T22, T23 (MT 2647/2648)
Hardware Maintenance Manual
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...: Data is being read from or written to the hard-disk drive, the diskette drive, or the drive in use light is on. Sudden physical shock could cause drive errors. To enable or disable Caps Lock mode, press Fn + Caps Lock key. (continued) 44 ThinkPad T20, T21, T22, T23 (MT 2647/2648) Green: Caps Lock mode is... not put the computer into standby mode or turn off the computer. 2 Num lock 3 Caps lock Note: Do not move the system while the Green drive in the Ultrabay 2000.
...: Data is being read from or written to the hard-disk drive, the diskette drive, or the drive in use light is on. Sudden physical shock could cause drive errors. To enable or disable Caps Lock mode, press Fn + Caps Lock key. (continued) 44 ThinkPad T20, T21, T22, T23 (MT 2647/2648) Green: Caps Lock mode is... not put the computer into standby mode or turn off the computer. 2 Num lock 3 Caps lock Note: Do not move the system while the Green drive in the Ultrabay 2000.
Hardware Maintenance Manual
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...SP Modem Register h. Diagnostics --> Systemboard --> Keyboard 2. Hard-disk drive If enabling the TrackPoint does not correct the problem,... --> Systemboard Diagnostics --> Other Devices --> IBM AC Adapter, IBM Battery 1 (IBM Battery 2) 1. Intel Modem Loopback/DTMF ...T23 only) e. Intel SP Modem Loopback/DTMF i. 3Com MiniPCI Modem Test j. 3Com MiniPCI Dialtone Test 1. Interactive Tests --> Keyboard If the TrackPoint does not work, check the configuration in turn, and run the following : v Interactive Tests --> Mouse Diagnostics --> Fixed Disks (continued) 46 ThinkPad T20, T21, T22, T23...
...SP Modem Register h. Diagnostics --> Systemboard --> Keyboard 2. Hard-disk drive If enabling the TrackPoint does not correct the problem,... --> Systemboard Diagnostics --> Other Devices --> IBM AC Adapter, IBM Battery 1 (IBM Battery 2) 1. Intel Modem Loopback/DTMF ...T23 only) e. Intel SP Modem Loopback/DTMF i. 3Com MiniPCI Modem Test j. 3Com MiniPCI Dialtone Test 1. Interactive Tests --> Keyboard If the TrackPoint does not work, check the configuration in turn, and run the following : v Interactive Tests --> Mouse Diagnostics --> Fixed Disks (continued) 46 ThinkPad T20, T21, T22, T23...
Hardware Maintenance Manual
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...hard disk is not working. 1. Load Setup Defaults in sequence 0193 Enter the supervisor RF antenna has been removed password. 0194 Enter the supervisor The computer has been carried password. System board. 50 ThinkPad T20, T21, T22, T23 (MT 2647/2648) Press to -FRU index Symptom or error FRU or action, in IBM... at offset nnnn. DIMM. 2. Symptom-to continue. Reseat the hard-disk drive. 2. Enter IBM BIOS Setup Utility by entering supervisor password, and select "Password" --> "IBM Security Chip" --> "Clear IBM Security Chip" to clear this error. 2. or press Esc to...
...hard disk is not working. 1. Load Setup Defaults in sequence 0193 Enter the supervisor RF antenna has been removed password. 0194 Enter the supervisor The computer has been carried password. System board. 50 ThinkPad T20, T21, T22, T23 (MT 2647/2648) Press to -FRU index Symptom or error FRU or action, in IBM... at offset nnnn. DIMM. 2. Symptom-to continue. Reseat the hard-disk drive. 2. Enter IBM BIOS Setup Utility by entering supervisor password, and select "Password" --> "IBM Security Chip" --> "Clear IBM Security Chip" to clear this error. 2. or press Esc to...
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...2. Load "Setup Defaults" in sequence 1. DIMM. 2. Load "Setup Defaults" in IBM BIOS Setup Utility. 2. Enter IBM BIOS Setup Utility and see whether the hard-disk drive and the diskette drive are properly identified. 3. Allocation error for device. Backup battery. 3. System board. 1..... 3. Hard-disk drive. 7. Fan. Invalid system configuration data. Fan error. System board. 1. Diskette drive. 6. Thermal sensing error. System board. 1. Check that the operating system has no failure and is installed correctly. 2. System board. 52 ThinkPad T20, T21, T22, T23 (MT ...
...2. Load "Setup Defaults" in sequence 1. DIMM. 2. Load "Setup Defaults" in IBM BIOS Setup Utility. 2. Enter IBM BIOS Setup Utility and see whether the hard-disk drive and the diskette drive are properly identified. 3. Allocation error for device. Backup battery. 3. System board. 1..... 3. Hard-disk drive. 7. Fan. Invalid system configuration data. Fan error. System board. 1. Diskette drive. 6. Thermal sensing error. System board. 1. Check that the operating system has no failure and is installed correctly. 2. System board. 52 ThinkPad T20, T21, T22, T23 (MT ...
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...a variety of causes that no defects). Battery pack e. DIMM h. System board b. LCD assembly ThinkPad T20, T21, T22 and T23 series 55 If any error is operating correctly. (See "Power system checkout" on the computer.... suspected, or the system is detected, do not replace a nondefective FRU): a. Hard-disk drive f. CD-ROM and diskette drive in loop mode at the time of the following devices: a. When analyzing an ...when a problem recurs. Power off the computer. 2. External diskette drive g. Run the diagnostic test for damage. FRU replacement should be due to the port replicator...
...a variety of causes that no defects). Battery pack e. DIMM h. System board b. LCD assembly ThinkPad T20, T21, T22 and T23 series 55 If any error is operating correctly. (See "Power system checkout" on the computer.... suspected, or the system is detected, do not replace a nondefective FRU): a. Hard-disk drive f. CD-ROM and diskette drive in loop mode at the time of the following devices: a. When analyzing an ...when a problem recurs. Power off the computer. 2. External diskette drive g. Run the diagnostic test for damage. FRU replacement should be due to the port replicator...
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... to remove the security screw. (continued) ThinkPad T20, T21, T22 and T23 series 63 The hard-disk drive is sensitive to the hard-disk drive. Incorrect handling can cause damage and permanent loss of all the information on page 60 1 Note: The hard disk is in suspend mode. Before removing the drive, have the user make a backup copy...
... to remove the security screw. (continued) ThinkPad T20, T21, T22 and T23 series 63 The hard-disk drive is sensitive to the hard-disk drive. Incorrect handling can cause damage and permanent loss of all the information on page 60 1 Note: The hard disk is in suspend mode. Before removing the drive, have the user make a backup copy...
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Removing and replacing a FRU When removing the hard-disk drive, open the LCD a little as shown in the figure. 2 3 4 3 When installing: Make sure that the HDD connector is firmly connected. 64 ThinkPad T20, T21, T22, T23 (MT 2647/2648)
Removing and replacing a FRU When removing the hard-disk drive, open the LCD a little as shown in the figure. 2 3 4 3 When installing: Make sure that the HDD connector is firmly connected. 64 ThinkPad T20, T21, T22, T23 (MT 2647/2648)