Hardware Maintenance Manual
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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)
Hardware Maintenance Manual
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...models . . . 71 1020 Battery pack for 14.1-in . Portions © IBM Corp. 2006. 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 ...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...
...models . . . 71 1020 Battery pack for 14.1-in . Portions © IBM Corp. 2006. 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 ...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...
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... System board and base cover for 14.1-in . LCD models 155 2030 Inverter card 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 iv... T40/T40p, T41/T41p, T42/T42p LCD models) . . 91 1120 Mini PCI adapter 97 1130 Fan assembly 101 1140 Backup battery for 14.1-in ....
... System board and base cover for 14.1-in . LCD models 155 2030 Inverter card 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 iv... T40/T40p, T41/T41p, T42/T42p LCD models) . . 91 1120 Mini PCI adapter 97 1130 Fan assembly 101 1140 Backup battery for 14.1-in ....
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...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..." on page 16, and "Laser compliance statement" on page 22. © Lenovo 2006. About this manual This manual contains service and reference information for trained service personnel who are familiar with ThinkPad products. v The product-specific section includes service, reference, and product-specific parts information...
...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..." on page 16, and "Laser compliance statement" on page 22. © Lenovo 2006. About this manual This manual contains service and reference information for trained service personnel who are familiar with ThinkPad products. v The product-specific section includes service, reference, and product-specific parts information...
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... after maintenance. v When lifting any other people will not trip over it with your back. v Wear safety glasses when you service a ThinkPad computer. Make sure that other parts in the area of your clothing. Use a slow lifting force. Make sure that can stand safely without..., drilling, soldering, cutting wire, attaching springs, using solvents, or working in the moving parts of the object equally between your eyes. 16 T40/T40p, T41/T41p, T42/T42p Attention: Metal objects are fastened or rolled up with a nonconductive clip, about 8 centimeters (3 inches) from all personnel...
... after maintenance. v When lifting any other people will not trip over it with your back. v Wear safety glasses when you service a ThinkPad computer. Make sure that other parts in the area of your clothing. Use a slow lifting force. Make sure that can stand safely without..., drilling, soldering, cutting wire, attaching springs, using solvents, or working in the moving parts of the object equally between your eyes. 16 T40/T40p, T41/T41p, T42/T42p Attention: Metal objects are fastened or rolled up with a nonconductive clip, about 8 centimeters (3 inches) from all personnel...
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... the Department of Health and Human Services 21 Code of Federal Regulations (DHHS 21 CFR) Subchapter J for Class 1 laser products. 22 T40/T40p, T41/T41p, T42/T42p Such devices are equipped from the factory with an optical storage device such as options. 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. to conform to the requirements of the International Electrotechnical...
... the Department of Health and Human Services 21 Code of Federal Regulations (DHHS 21 CFR) Subchapter J for Class 1 laser products. 22 T40/T40p, T41/T41p, T42/T42p Such devices are equipped from the factory with an optical storage device such as options. 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. to conform to the requirements of the International Electrotechnical...
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...: "Full Recovery:". Exception: If only an SVP is installed, the password prompt does not appear when the operating system is available, neither Lenovo nor Lenovo authorized servicers provide any ThinkPad computer: the power-on by an unauthorized person. The password must be entered before an operating system can be needed for it appears... the HDP: User only and Master + User. If you get access to the hard disk drive. Supervisor password: A supervisor password (SVP) protects the system 28 T40/T40p, T41/T41p, T42/T42p
...: "Full Recovery:". Exception: If only an SVP is installed, the password prompt does not appear when the operating system is available, neither Lenovo nor Lenovo authorized servicers provide any ThinkPad computer: the power-on by an unauthorized person. The password must be entered before an operating system can be needed for it appears... the HDP: User only and Master + User. If you get access to the hard disk drive. Supervisor password: A supervisor password (SVP) protects the system 28 T40/T40p, T41/T41p, T42/T42p
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... 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 displayed in the Setup confirmation window, select Yes . For the ThinkPad T40 and T40p series, enter the master HDP. For models...
... 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 displayed in the Setup confirmation window, select Yes . For the ThinkPad T40 and T40p series, enter the master HDP. For models...
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...pull-down menu appears. (Its exact form depends on the computer. then the ThinkPad computer will reboot. A batch file automatically starts up to insert each diskette in the PC-Doctor menu. 36 T40/T40p, T41/T41p, T42/T42p You are notified of creating diskettes. the system then ...first screen, select the model and press Enter. Select Diagnostics with the TrackPoint pointer. Typically, all the diskettes have been created, the ThinkPad computer will reboot into the diskette drive; Checkout guide 3. c. Each diskette is to "Power system checkout" on page 58. If...
...pull-down menu appears. (Its exact form depends on the computer. then the ThinkPad computer will reboot. A batch file automatically starts up to insert each diskette in the PC-Doctor menu. 36 T40/T40p, T41/T41p, T42/T42p You are notified of creating diskettes. the system then ...first screen, select the model and press Enter. Select Diagnostics with the TrackPoint pointer. Typically, all the diskettes have been created, the ThinkPad computer will reboot into the diskette drive; Checkout guide 3. c. Each diskette is to "Power system checkout" on page 58. If...
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...LCD assembly for 14.1-in . Portions © IBM Corp. 2006. 43 LCD models 112 1180 PC Card slot assembly for 14.1-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 index 58...Palm rest with fingerprint sensor (for 15.0-in . LCD models 114 1190 PC Card slot assembly for 14.1-in . LCD models 129 © Lenovo 2006. LCD models 108 1160 Speaker assembly 110 1170 Keyboard bezel for 15.0-in . LCD models 106 1150 Backup battery for 15.0-in . ...
...LCD assembly for 14.1-in . Portions © IBM Corp. 2006. 43 LCD models 112 1180 PC Card slot assembly for 14.1-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 index 58...Palm rest with fingerprint sensor (for 15.0-in . LCD models 114 1190 PC Card slot assembly for 14.1-in . LCD models 129 © Lenovo 2006. LCD models 108 1160 Speaker assembly 110 1170 Keyboard bezel for 15.0-in . LCD models 106 1150 Backup battery for 15.0-in . ...
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...ThinkPad Dock II top cover 183 Locations 186 Front view 186 Rear view 188 Bottom view 189 Parts list 190 Overall 191 14.1-in . LCD models . . . 157 2040 Inverter card for 15.0-in . UXGA IPS TFT 234 Keyboard 235 Recovery CDs 237 Windows XP Professional (for T40/T40p... Professional (for T41/T41p series) 238 Windows XP Professional (for T42/T42p series) 239 Windows 2000 (for T40/T40p series) . . . . 241 Windows 2000 (for T41 series) . . . . . 242 Windows ... 248 Power cords (ThinkPad Dock II) . . . . . 249 Notices 250 Trademarks 252 44 T40/T40p, T41/T41p, T42/T42p
...ThinkPad Dock II top cover 183 Locations 186 Front view 186 Rear view 188 Bottom view 189 Parts list 190 Overall 191 14.1-in . LCD models . . . 157 2040 Inverter card for 15.0-in . UXGA IPS TFT 234 Keyboard 235 Recovery CDs 237 Windows XP Professional (for T40/T40p... Professional (for T41/T41p series) 238 Windows XP Professional (for T42/T42p series) 239 Windows 2000 (for T40/T40p series) . . . . 241 Windows 2000 (for T41 series) . . . . . 242 Windows ... 248 Power cords (ThinkPad Dock II) . . . . . 249 Notices 250 Trademarks 252 44 T40/T40p, T41/T41p, T42/T42p
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... 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 1.5 GHz, 1-MB L2 cache v Intel Pentium M processor ...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
... 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 1.5 GHz, 1-MB L2 cache v Intel Pentium M processor ...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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Product overview Feature Standard memory Optional memory CMOS RAM Description T40/T40p series: v 256-MB DDR SDRAM SO-DIMM (PC2100) card × 1 v 512-MB DDR SDRAM SO-DIMM (PC2100) card ×...card × 1 v 512-MB DDR SDRAM SO-DIMM (PC2700) card × 1 v 1-GB DDR SDRAM SO-DIMM (PC2700) card × 1 T40/T40p series: v 128-MB DDR SDRAM SO-DIMM (PC2100) card v 256-MB DDR SDRAM SO-DIMM (PC2100) card 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
Product overview Feature Standard memory Optional memory CMOS RAM Description T40/T40p series: v 256-MB DDR SDRAM SO-DIMM (PC2100) card × 1 v 512-MB DDR SDRAM SO-DIMM (PC2100) card ×...card × 1 v 512-MB DDR SDRAM SO-DIMM (PC2700) card × 1 v 1-GB DDR SDRAM SO-DIMM (PC2700) card × 1 T40/T40p series: v 128-MB DDR SDRAM SO-DIMM (PC2100) card v 256-MB DDR SDRAM SO-DIMM (PC2100) card 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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... 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...PRO Wireless 2915ABG Mini-PCI Adapter v One Type-III v Two Type-II T40/T40p, T41/T41p series: v V.90 modem daughter card (MDC) v ThinkPad Integrated Bluetooth with 56K Modem (BMDC) T42/T42p series: v ThinkPad Integrated 56K Modem (MDC-2) v ThinkPad Integrated Bluetooth III with 56K Modem (BMDC-2) v UltraNav Yes v Li-ion...
... 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...PRO Wireless 2915ABG Mini-PCI Adapter v One Type-III v Two Type-II T40/T40p, T41/T41p series: v V.90 modem daughter card (MDC) v ThinkPad Integrated Bluetooth with 56K Modem (BMDC) T42/T42p series: v ThinkPad Integrated 56K Modem (MDC-2) v ThinkPad Integrated Bluetooth III with 56K Modem (BMDC-2) v UltraNav Yes v Li-ion...
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... is in the process of being detached. Blinking green: The computer is entering standby mode or hibernation mode, or is not in standby mode. (continued) ThinkPad T40/T40p, T41/T41p, T42/T42p Series 51 Blinking orange: The battery needs to be attached or detached. 2 Standby status 3 Battery status 4 Power on and ready to...
... is in the process of being detached. Blinking green: The computer is entering standby mode or hibernation mode, or is not in standby mode. (continued) ThinkPad T40/T40p, T41/T41p, T42/T42p Series 51 Blinking orange: The battery needs to be attached or detached. 2 Standby status 3 Battery status 4 Power on and ready to...
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... CODEC Test Interactive Tests --> Internal Speaker 1. Diagnostics --> Systemboard 3. Interactive Tests --> Video 1. Interactive Tests --> CD-ROM/DVD Test (continued) ThinkPad T40/T40p, T41/T41p, T42/T42p Series 53 If the docking station or the port replicator is set up correctly. 2. Make sure the modem is attached... to the computer while the test is running. Note: Do not apply any physical shock to the ThinkPad computer, undock it. Diagnostics --> Video Adapter 2. Lucent Soft Modem Dialtone c. Insert a PC Card Wrap Plug into every PC Card...
... CODEC Test Interactive Tests --> Internal Speaker 1. Diagnostics --> Systemboard 3. Interactive Tests --> Video 1. Interactive Tests --> CD-ROM/DVD Test (continued) ThinkPad T40/T40p, T41/T41p, T42/T42p Series 53 If the docking station or the port replicator is set up correctly. 2. Make sure the modem is attached... to the computer while the test is running. Note: Do not apply any physical shock to the ThinkPad computer, undock it. Diagnostics --> Video Adapter 2. Lucent Soft Modem Dialtone c. Insert a PC Card Wrap Plug into every PC Card...
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... time, no service action is not a hardware problem. Turn on again, press any key or press the TrackPoint pointing stick. (continued) 54 T40/T40p, T41/T41p, T42/T42p This symptom is necessary. If enabling the Touch Pad does not correct the problem, continue with the following: v Interactive...Fn key combinations The following : v Interactive Tests --> Mouse If the Touch Pad does not work , check the configuration as specified in the ThinkPad Configuration program. To turn the computer display on the computer and check the air turbulence at the louver near the PC Card slot. 2. If...
... time, no service action is not a hardware problem. Turn on again, press any key or press the TrackPoint pointing stick. (continued) 54 T40/T40p, T41/T41p, T42/T42p This symptom is necessary. If enabling the Touch Pad does not correct the problem, continue with the following: v Interactive...Fn key combinations The following : v Interactive Tests --> Mouse If the Touch Pad does not work , check the configuration as specified in the ThinkPad Configuration program. To turn the computer display on the computer and check the air turbulence at the louver near the PC Card slot. 2. If...
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...monitor (the Extend desktop function). 2. For Windows 2000 or Windows XP, a hotkey application might take over the switching function. (continued) ThinkPad T40/T40p, T41/T41p, T42/T42p Series 55 This mode is called suspend mode in wireless networking features (the IEEE 802.11 standard) and the... or disables the built-in Windows NT. 2. This function does not work while a DVD movie or a video clip is needed; v ThinkPad Power Management driver v OnScreen Display utility v Wireless device drivers Reserved. In Windows 2000 and Windows XP, this function, the following drivers must...
...monitor (the Extend desktop function). 2. For Windows 2000 or Windows XP, a hotkey application might take over the switching function. (continued) ThinkPad T40/T40p, T41/T41p, T42/T42p Series 55 This mode is called suspend mode in wireless networking features (the IEEE 802.11 standard) and the... or disables the built-in Windows NT. 2. This function does not work while a DVD movie or a video clip is needed; v ThinkPad Power Management driver v OnScreen Display utility v Wireless device drivers Reserved. In Windows 2000 and Windows XP, this function, the following drivers must...
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... external devices connected to the ThinkPad computer. Note: If a diskette drive is used to select, stop and remove all ejectable devices connected to the ThinkPad computer, the ThinkPad Mini Dock, or the ThinkPad Port Replicator II. Reserved. (continued) 56 T40/T40p, T41/T41p, T42/T42p ...You can be detached from the ThinkPad Mini Dock or the ThinkPad Port Replicator II. Reserved. Product overview ...
... external devices connected to the ThinkPad computer. Note: If a diskette drive is used to select, stop and remove all ejectable devices connected to the ThinkPad computer, the ThinkPad Mini Dock, or the ThinkPad Port Replicator II. Reserved. (continued) 56 T40/T40p, T41/T41p, T42/T42p ...You can be detached from the ThinkPad Mini Dock or the ThinkPad Port Replicator II. Reserved. Product overview ...
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...in Windows 2000 or Windows XP, you press Fn+PgUp. The computer display becomes brighter. Enable the FullScreen Magnifier function. The on the computer. ThinkPad T40/T40p, T41/T41p, T42/T42p Series 57 Note: To use Fn+F12 for a few seconds when you must have the ThinkLight. Turn the ThinkLight... on or off status of the ThinkLight is supported only on the ThinkPad computers that have the PM device driver installed on or off . The computer display becomes dimmer. To return to normal operation, press the...
...in Windows 2000 or Windows XP, you press Fn+PgUp. The computer display becomes brighter. Enable the FullScreen Magnifier function. The on the computer. ThinkPad T40/T40p, T41/T41p, T42/T42p Series 57 Note: To use Fn+F12 for a few seconds when you must have the ThinkLight. Turn the ThinkLight... on or off status of the ThinkLight is supported only on the ThinkPad computers that have the PM device driver installed on or off . The computer display becomes dimmer. To return to normal operation, press the...