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ThinkPad Computer Hardware Maintenance Manual February 2006 This manual supports: ThinkPad T40/T40p, T41/T41p, T42/T42p (MT 2373/2374/2375/2376/2378/2379) ThinkPad Dock II (MT 2877)
ThinkPad Computer Hardware Maintenance Manual February 2006 This manual supports: ThinkPad T40/T40p, T41/T41p, T42/T42p (MT 2373/2374/2375/2376/2378/2379) ThinkPad Dock II (MT 2877)
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Portions © IBM Corp. 2006. iii LCD models . . . 73 © Lenovo 2006. Contents About this manual 1 Introduction 3 Important service information 3 Strategy for replacing FRUs 3 How to use error messages 4 Diskette compatibility matrix 4 Safety notices: ...Passwords 28 Power management 32 Checkout guide 35 Testing the computer 35 Detecting system information with PC-Doctor. . . 38 Power system checkout 39 ThinkPad T40/T40p, T41/T41p, T42/T42p Series 43 Product overview 45 Specifications 45 Status indicators 50 FRU tests 53 Fn key combinations 54 Symptom-to...
Portions © IBM Corp. 2006. iii LCD models . . . 73 © Lenovo 2006. Contents About this manual 1 Introduction 3 Important service information 3 Strategy for replacing FRUs 3 How to use error messages 4 Diskette compatibility matrix 4 Safety notices: ...Passwords 28 Power management 32 Checkout guide 35 Testing the computer 35 Detecting system information with PC-Doctor. . . 38 Power system checkout 39 ThinkPad T40/T40p, T41/T41p, T42/T42p Series 43 Product overview 45 Specifications 45 Status indicators 50 FRU tests 53 Fn key combinations 54 Symptom-to...
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... models 160 2060 Wireless antenna assemblies, LCD panel, LCD cable assembly, hinges, and LCD cover for 15.0-in . LCD models 175 3010 ThinkPad Dock II PCI cover. . . . . . 182 3020 ThinkPad Dock II top cover 183 Locations 186 Front view 186 Rear view 188 Bottom view 189 Parts list 190 Overall 191 iv...
... models 160 2060 Wireless antenna assemblies, LCD panel, LCD cable assembly, hinges, and LCD cover for 15.0-in . LCD models 175 3010 ThinkPad Dock II PCI cover. . . . . . 182 3020 ThinkPad Dock II top cover 183 Locations 186 Front view 186 Rear view 188 Bottom view 189 Parts list 190 Overall 191 iv...
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...in servicing computers. Use this manual along with the advanced diagnostic tests to troubleshoot problems. The manual is intended for ThinkPad® T40/T40p, T41/T41p, T42/T42p series (MT2373, 2374, 2375, 2376, 2378, 2379, 2668, 2669, 2678, ...2679, 2686, and 2687), and ThinkPad Dock II (MT2877) products. Use this manual This manual contains service and reference information for trained service personnel who are ... page 4, "Safety information" on page 16, and "Laser compliance statement" on page 22. © Lenovo 2006.
...in servicing computers. Use this manual along with the advanced diagnostic tests to troubleshoot problems. The manual is intended for ThinkPad® T40/T40p, T41/T41p, T42/T42p series (MT2373, 2374, 2375, 2376, 2378, 2379, 2668, 2669, 2678, ...2679, 2686, and 2687), and ThinkPad Dock II (MT2877) products. Use this manual This manual contains service and reference information for trained service personnel who are ... page 4, "Safety information" on page 16, and "Laser compliance statement" on page 22. © Lenovo 2006.
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... for you. v When lifting any action that causes hazards to lift. 4. v Before you start the machine, make sure that might be familiar before you service a ThinkPad computer. Make sure that you think is long, fasten it. Safety information Safety information The following section presents safety information with which you need to...
... for you. v When lifting any action that causes hazards to lift. 4. v Before you start the machine, make sure that might be familiar before you service a ThinkPad computer. Make sure that you think is long, fasten it. Safety information Safety information The following section presents safety information with which you need to...
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... beginning of every service task. Check the power cord for damage (loose, broken, or sharp edges). 2. Check inside the unit for any non-ThinkPad alterations. 6. If any unsafe conditions are any obvious unsafe conditions, such as to the safety of any obvious non...type specified in the parts list. Check for any potentially unsafe conditions, use good judgment to identify potential safety hazards due to attachment of non-ThinkPad features or options not covered by this inspection guide is to assist you in good condition. c. As each machine was designed and built, ...
... beginning of every service task. Check the power cord for damage (loose, broken, or sharp edges). 2. Check inside the unit for any non-ThinkPad alterations. 6. If any unsafe conditions are any obvious unsafe conditions, such as to the safety of any obvious non...type specified in the parts list. Check for any potentially unsafe conditions, use good judgment to identify potential safety hazards due to attachment of non-ThinkPad features or options not covered by this inspection guide is to assist you in good condition. c. As each machine was designed and built, ...
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... 1 laser products. 22 T40/T40p, T41/T41p, T42/T42p Elsewhere, the drive is certified in the U.S. Laser compliance statement Laser compliance statement Some models of ThinkPad computer are also sold separately as a CD-ROM drive or a DVD-ROM drive. Such devices are equipped from the factory with an optical storage device...
... 1 laser products. 22 T40/T40p, T41/T41p, T42/T42p Elsewhere, the drive is certified in the U.S. Laser compliance statement Laser compliance statement Some models of ThinkPad computer are also sold separately as a CD-ROM drive or a DVD-ROM drive. Such devices are equipped from the factory with an optical storage device...
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... you must include the following information in the parts exchange form or parts return form that have been altered. v Before replacing any ThinkPad model that the model of the machine and the FRU part number are servicing sequence might have nothing to it: __ 1. If you... be overwritten. v A FRU should service the computer. If the error does not recur, do with another FRU of servicer © Lenovo 2006. General descriptions The desciptions in this chapter apply to your particular computer. v Be extremely careful during such write operations as cosmic radiation,...
... you must include the following information in the parts exchange form or parts return form that have been altered. v Before replacing any ThinkPad model that the model of the machine and the FRU part number are servicing sequence might have nothing to it: __ 1. If you... be overwritten. v A FRU should service the computer. If the error does not recur, do with another FRU of servicer © Lenovo 2006. General descriptions The desciptions in this chapter apply to your particular computer. v Be extremely careful during such write operations as cosmic radiation,...
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...complete the recovery. On each of these passwords has been set . The computer does not start until the password is available, neither Lenovo nor Lenovo authorized servicers provide any services to reset either the user or the master HDP, or to recover data from being powered on by ... no master HDP is entered. Related service information 5. Follow the prompts to select. 7. The Master + User mode requires two HDPs; If any ThinkPad computer: the power-on password (POP) protects the system from the hard disk drive. If you get access to the hard disk drive. A ...
...complete the recovery. On each of these passwords has been set . The computer does not start until the password is available, neither Lenovo nor Lenovo authorized servicers provide any services to reset either the user or the master HDP, or to recover data from being powered on by ... no master HDP is entered. Related service information 5. Follow the prompts to select. 7. The Master + User mode requires two HDPs; If any ThinkPad computer: the power-on password (POP) protects the system from the hard disk drive. If you get access to the hard disk drive. A ...
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... Yes . In the Changes have been saved window, press Enter. 9. The hard disk drive can be made available to the servicer, neither Lenovo nor Lenovo authorized servicers provide any services to reset the user HDPs or to remove the hard-disk password Attention: If User only mode is selected and... and go to move down the menu. 5. Select Password. 6. then leave the Enter New Password field blank, and press Enter twice. 8. For the ThinkPad T41 and T41 series, press F1 while HDP icon is appearing on the screen; then enter the master HDP. 3. For models supporting the Passphrase function...
... Yes . In the Changes have been saved window, press Enter. 9. The hard disk drive can be made available to the servicer, neither Lenovo nor Lenovo authorized servicers provide any services to reset the user HDPs or to remove the hard-disk password Attention: If User only mode is selected and... and go to move down the menu. 5. Select Password. 6. then leave the Enter New Password field blank, and press Enter twice. 8. For the ThinkPad T41 and T41 series, press F1 while HDP icon is appearing on the screen; then enter the master HDP. 3. For models supporting the Passphrase function...
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...left of the hard disk drive. Select Security, using the cursor keys to move down the menu. 5. Press F10. 10. Turn on the ThinkPad computer. 2. The Rescue and Recovery screen opens. Click Yes. Select Hard-disk x password, where x is appearing on the screen; Both user... leave the New Password field blank and press Enter twice. 9. Select Yes in the Setup Configuration window. Note: To check whether the ThinkPad computer supports the Passphrase function, enter BIOS Setup Utility and go to Security --> Password. then leave the Enter New Password field blank, and...
...left of the hard disk drive. Select Security, using the cursor keys to move down the menu. 5. Press F10. 10. Turn on the ThinkPad computer. 2. The Rescue and Recovery screen opens. Click Yes. Select Hard-disk x password, where x is appearing on the screen; Both user... leave the New Password field blank and press Enter twice. 9. Select Yes in the Setup Configuration window. Note: To check whether the ThinkPad computer supports the Passphrase function, enter BIOS Setup Utility and go to Security --> Password. then leave the Enter New Password field blank, and...
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...You can lead to false indications of errors and invalid system responses. 1. Checkout guide Checkout guide Use the following Web site: http://www.lenovo.com/support PC-Doctor cannot be used to test a device that depend on model-unique functions, refer to "Product overview" on the ... available on page 45. General descriptions 35 The use of the BIOS Setup Utility before you need to enable it to test only ThinkPad products. For details that is an overview of these devices, you initialize the computer configuration, some possible configurations of the computer. On...
...You can lead to false indications of errors and invalid system responses. 1. Checkout guide Checkout guide Use the following Web site: http://www.lenovo.com/support PC-Doctor cannot be used to test a device that depend on model-unique functions, refer to "Product overview" on the ... available on page 45. General descriptions 35 The use of the BIOS Setup Utility before you need to enable it to test only ThinkPad products. For details that is an overview of these devices, you initialize the computer configuration, some possible configurations of the computer. On...
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then the ThinkPad computer will reboot into the diskette drive; You are prompted to insert each diskette in the PC-Doctor menu. 36 T40/T40p, T41/T41p, T42/... main panel of pressing Enter, click the left button. 1. Some unsupported device names may appear in sequence. Typically, all the diskettes have been created, the ThinkPad computer will need to do as follows: Note: In the following procedure, you will reboot. On the first screen, select the model and press Enter...
then the ThinkPad computer will reboot into the diskette drive; You are prompted to insert each diskette in the PC-Doctor menu. 36 T40/T40p, T41/T41p, T42/... main panel of pressing Enter, click the left button. 1. Some unsupported device names may appear in sequence. Typically, all the diskettes have been created, the ThinkPad computer will need to do as follows: Note: In the following procedure, you will reboot. On the first screen, select the model and press Enter...
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... it cannot be sensed. v To test Digital Signature Chip, the chip must be held down for DOS. Use the cursor keys and ESC to the ThinkPad computer. 4. The options on the screen. v When Legacy Floppy Drives is attached to move in the BIOS Setup Utility, the Diskette Drives test is activated... enabled. otherwise, it . If you have an external monitor attached to select. General descriptions 37 v Video Adapter test supports only the LCD display on the ThinkPad computer. Press ENTER to your computer, detach it before running PC-Doctor for at least 2 seconds;
... it cannot be sensed. v To test Digital Signature Chip, the chip must be held down for DOS. Use the cursor keys and ESC to the ThinkPad computer. 4. The options on the screen. v When Legacy Floppy Drives is attached to move in the BIOS Setup Utility, the Diskette Drives test is activated... enabled. otherwise, it . If you have an external monitor attached to select. General descriptions 37 v Video Adapter test supports only the LCD display on the ThinkPad computer. Press ENTER to your computer, detach it before running PC-Doctor for at least 2 seconds;
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...1170 Keyboard bezel for 14.1-in . LCD models 123 1220 CPU 128 1230 Ultrabay Slim guide rail assembly for 14.1-in . LCD models 129 © Lenovo 2006. LCD models 116 1200 LCD assembly for 14.1-in . LCD models . . . 73 1030 Ultrabay Slim device 74 1040 Hard disk drive 75...fingerprint sensor (for 15.0-in . LCD models 106 1150 Backup battery for 15.0-in . LCD models . . . 71 1020 Battery pack for 15.0-in . ThinkPad T40/T40p, T41/T41p, T42/T42p Series Product overview 45 Specifications 45 Status indicators 50 FRU tests 53 Fn key combinations 54 Symptom-to-FRU...
...1170 Keyboard bezel for 14.1-in . LCD models 123 1220 CPU 128 1230 Ultrabay Slim guide rail assembly for 14.1-in . LCD models 129 © Lenovo 2006. LCD models 116 1200 LCD assembly for 14.1-in . LCD models . . . 73 1030 Ultrabay Slim device 74 1040 Hard disk drive 75...fingerprint sensor (for 15.0-in . LCD models 106 1150 Backup battery for 15.0-in . LCD models . . . 71 1020 Battery pack for 15.0-in . ThinkPad T40/T40p, T41/T41p, T42/T42p Series Product overview 45 Specifications 45 Status indicators 50 FRU tests 53 Fn key combinations 54 Symptom-to-FRU...
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...Ultrabay Slim device eject button cable 134 1260 System board and base cover for 14.1-in . LCD models 175 3010 ThinkPad Dock II PCI cover. . . . . . 182 3020 ThinkPad Dock II top cover 183 Locations 186 Front view 186 Rear view 188 Bottom view 189 Parts list 190 Overall 191... T42/T42p series 242 Miscellaneous parts 243 AC adapters 246 Optional FRUs 247 Common parts list 248 Tools 248 Power cords (system 248 Power cords (ThinkPad Dock II) . . . . . 249 Notices 250 Trademarks 252 44 T40/T40p, T41/T41p, T42/T42p LCD models 145 2010 LCD front bezel for ...
...Ultrabay Slim device eject button cable 134 1260 System board and base cover for 14.1-in . LCD models 175 3010 ThinkPad Dock II PCI cover. . . . . . 182 3020 ThinkPad Dock II top cover 183 Locations 186 Front view 186 Rear view 188 Bottom view 189 Parts list 190 Overall 191... T42/T42p series 242 Miscellaneous parts 243 AC adapters 246 Optional FRUs 247 Common parts list 248 Tools 248 Power cords (system 248 Power cords (ThinkPad Dock II) . . . . . 249 Notices 250 Trademarks 252 44 T40/T40p, T41/T41p, T42/T42p LCD models 145 2010 LCD front bezel for ...
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..." v "Status indicators" on page 50 v "FRU tests" on page 53 v "Fn key combinations" on page 54 Specifications The following table lists the specifications of the ThinkPad T40/ T40p, T41/T41p, T42/T42p series: Feature Processor Description T40/T40p series: v Intel® Pentium® M processor 1.3 GHz, 1-MB L2 cache v Intel Pentium M processor... v Intel Pentium M processor 735 (1.7 GHz), 2-MB L2 cache v Intel Pentium M processor 745 (1.8 GHz), 2-MB L2 cache v Intel Pentium M processor 755 (2.0 GHz), 2-MB L2 cache (continued) ThinkPad T40/T40p, T41/T41p, T42/T42p Series 45
..." v "Status indicators" on page 50 v "FRU tests" on page 53 v "Fn key combinations" on page 54 Specifications The following table lists the specifications of the ThinkPad T40/ T40p, T41/T41p, T42/T42p series: Feature Processor Description T40/T40p series: v Intel® Pentium® M processor 1.3 GHz, 1-MB L2 cache v Intel Pentium M processor... v Intel Pentium M processor 735 (1.7 GHz), 2-MB L2 cache v Intel Pentium M processor 745 (1.8 GHz), 2-MB L2 cache v Intel Pentium M processor 755 (2.0 GHz), 2-MB L2 cache (continued) ThinkPad T40/T40p, T41/T41p, T42/T42p Series 45
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... × 1 v 512-MB DDR SDRAM SO-DIMM (PC2700) card × 1 v 1-GB DDR SDRAM SO-DIMM (PC2700) card × 1 (maximum of 2048 MB) v 242 bytes (continued) ThinkPad T40/T40p, T41/T41p, T42/T42p Series 47
... × 1 v 512-MB DDR SDRAM SO-DIMM (PC2700) card × 1 v 1-GB DDR SDRAM SO-DIMM (PC2700) card × 1 (maximum of 2048 MB) v 242 bytes (continued) ThinkPad T40/T40p, T41/T41p, T42/T42p Series 47
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... overview Feature Mini PCI adapter PC Card Communication daughter card (CDC) Touch pad ThinkLight Battery AC adapter Preinstalled operating system Description T40/T40p series: v ThinkPad Dual-Band 11a/b Wi-Fi Wireless Mini PCI Adapter v Cisco Aironet Wireless 802.11b v Intel PRO/Wireless LAN 2100 3B Mini PCI Adapter T41.../T41p series: v Cisco Aironet Wireless 802.11b v Intel PRO/Wireless LAN 2100 3B Mini PCI Adapter v ThinkPad 11a/b/g Wireless LAN Mini PCI Adapter T42/T42p series: v Cisco Aironet Wireless 802.11b v Intel PRO/Wireless LAN 2100 3B Mini PCI Adapter...
... overview Feature Mini PCI adapter PC Card Communication daughter card (CDC) Touch pad ThinkLight Battery AC adapter Preinstalled operating system Description T40/T40p series: v ThinkPad Dual-Band 11a/b Wi-Fi Wireless Mini PCI Adapter v Cisco Aironet Wireless 802.11b v Intel PRO/Wireless LAN 2100 3B Mini PCI Adapter T41.../T41p series: v Cisco Aironet Wireless 802.11b v Intel PRO/Wireless LAN 2100 3B Mini PCI Adapter v ThinkPad 11a/b/g Wireless LAN Mini PCI Adapter T42/T42p series: v Cisco Aironet Wireless 802.11b v Intel PRO/Wireless LAN 2100 3B Mini PCI Adapter...
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... are using Windows 2000, the Ultrabay Slim status indicator does not blink while an Ultrabay Slim device is on and is in standby mode. (continued) ThinkPad T40/T40p, T41/T41p, T42/T42p Series 51 Green: The battery is not in use . Green: The computer is resuming normal operation. Blinking orange: The...
... are using Windows 2000, the Ultrabay Slim status indicator does not blink while an Ultrabay Slim device is on and is in standby mode. (continued) ThinkPad T40/T40p, T41/T41p, T42/T42p Series 51 Green: The battery is not in use . Green: The computer is resuming normal operation. Blinking orange: The...