User Manual
Page 1
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)
User Manual
Page 3
LCD models . . . 73 © Lenovo 2006. LCD models . . . 71 1020 Battery pack for 14.1-in . Portions © IBM Corp. 2006. iii Contents About this manual 1 Introduction 3 Important service information 3 Strategy ... 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-FRU index 58...
LCD models . . . 73 © Lenovo 2006. LCD models . . . 71 1020 Battery pack for 14.1-in . Portions © IBM Corp. 2006. iii Contents About this manual 1 Introduction 3 Important service information 3 Strategy ... 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-FRU index 58...
User Manual
Page 4
.... 159 2050 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... T40/T40p, T41/T41p, T42/T42p LCD models 114 1190 PC Card slot assembly for 14.1-in . LCD models 131 ...
.... 159 2050 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... T40/T40p, T41/T41p, T42/T42p LCD models 114 1190 PC Card slot assembly for 14.1-in . LCD models 131 ...
User Manual
Page 7
...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 along ...page 16, and "Laser compliance statement" on page 22. © Lenovo 2006. Portions © IBM Corp. 2006. 1 v The product-specific section includes service, reference, and product-specific parts information. Before servicing a ThinkPad product, be sure to troubleshoot problems effectively. About this manual This manual ...
...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 along ...page 16, and "Laser compliance statement" on page 22. © Lenovo 2006. Portions © IBM Corp. 2006. 1 v The product-specific section includes service, reference, and product-specific parts information. Before servicing a ThinkPad product, be sure to troubleshoot problems effectively. About this manual This manual ...
User Manual
Page 22
... from the muscles in a safe place, away from walk areas so that can stand safely without slipping. 2. If your eyes. 16 T40/T40p, T41/T41p, T42/T42p Use a slow lifting force. v Do not wear jewelry, chains, metal-frame eyeglasses, or metal fasteners for you attempt to lift. 4. Safety information Safety information... hazards to the customer, or that your toolcase away from all personnel, while you start the machine, make sure that other conditions that you service a ThinkPad computer.
... from the muscles in a safe place, away from walk areas so that can stand safely without slipping. 2. If your eyes. 16 T40/T40p, T41/T41p, T42/T42p Use a slow lifting force. v Do not wear jewelry, chains, metal-frame eyeglasses, or metal fasteners for you attempt to lift. 4. Safety information Safety information... hazards to the customer, or that your toolcase away from all personnel, while you start the machine, make sure that other conditions that you service a ThinkPad computer.
User Manual
Page 28
... 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 to conform to the requirements of the International Electrotechnical Commission (IEC) 825 and CENELEC EN 60 825 for Class 1 laser products. Laser compliance statement...
... 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 to conform to the requirements of the International Electrotechnical Commission (IEC) 825 and CENELEC EN 60 825 for Class 1 laser products. Laser compliance statement...
User Manual
Page 34
... system administrator enters both in the same operation. Supervisor password: A supervisor password (SVP) protects the system 28 T40/T40p, T41/T41p, T42/T42p The computer does not start until the password is displayed: "Full Recovery:". Hard-disk password: There are two hard-disk passwords (HDPs...: 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 . The password must be entered before an operating system can be booted. Attention: If the...
... system administrator enters both in the same operation. Supervisor password: A supervisor password (SVP) protects the system 28 T40/T40p, T41/T41p, T42/T42p The computer does not start until the password is displayed: "Full Recovery:". Hard-disk password: There are two hard-disk passwords (HDPs...: 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 . The password must be entered before an operating system can be booted. Attention: If the...
User Manual
Page 36
... the Enter Current Password field. The computer restarts, and the BIOS Setup Utility screen opens. 4. Turn on the ThinkPad computer. 2. Enter the SVP. 30 T40/T40p, T41/T41p, T42/T42p Select Security, using the cursor directional keys to Security --> Password. Select Power-On Password. 7. Press F10;... HDP icon is appearing on the screen; Select Password. 6. 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 ...
... the Enter Current Password field. The computer restarts, and the BIOS Setup Utility screen opens. 4. Turn on the ThinkPad computer. 2. Enter the SVP. 30 T40/T40p, T41/T41p, T42/T42p Select Security, using the cursor directional keys to Security --> Password. Select Power-On Password. 7. Press F10;... HDP icon is appearing on the screen; Select Password. 6. 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 ...
User Manual
Page 37
.... 2. Note: To check whether the ThinkPad computer supports the Passphrase function, enter BIOS Setup Utility and go to move down the menu. 5. Click Access BIOS. The computer restarts, and the BIOS ... window. Both user HDP and master HDP will have been removed. Press F10. 10. Both user HDP and master HDP will have been removed. For T42/T42p series: 1. then enter the master HDP. Select Password. 6. Select Security, using the cursor directional keys to Security --> Password. If Using Passphrase item is displayed...
.... 2. Note: To check whether the ThinkPad computer supports the Passphrase function, enter BIOS Setup Utility and go to move down the menu. 5. Click Access BIOS. The computer restarts, and the BIOS ... window. Both user HDP and master HDP will have been removed. Press F10. 10. Both user HDP and master HDP will have been removed. For T42/T42p series: 1. then enter the master HDP. Select Password. 6. Select Security, using the cursor directional keys to Security --> Password. If Using Passphrase item is displayed...
User Manual
Page 42
...insert each diskette in the PC-Doctor menu. 36 T40/T40p, T41/T41p, T42/T42p Typically, all you will need to press the Enter key for DOS boot...of PC-Doctor appears. 3. Some unsupported device names may appear in sequence. Checkout guide 3. then the ThinkPad computer will reboot. Once all diskettes from the drive, or to prompt you can select an item not...computer cannot be powered on, go to "Symptom-to remove all the diskettes have been created, the ThinkPad computer will reboot into the diskette drive; Each diskette is desired to "Power system checkout" on the...
...insert each diskette in the PC-Doctor menu. 36 T40/T40p, T41/T41p, T42/T42p Typically, all you will need to press the Enter key for DOS boot...of PC-Doctor appears. 3. Some unsupported device names may appear in sequence. Checkout guide 3. then the ThinkPad computer will reboot. Once all diskettes from the drive, or to prompt you can select an item not...computer cannot be powered on, go to "Symptom-to remove all the diskettes have been created, the ThinkPad computer will reboot into the diskette drive; Each diskette is desired to "Power system checkout" on the...
User Manual
Page 49
LCD models 112 1180 PC Card slot assembly for 14.1-in. LCD models 129 © Lenovo 2006. Portions © IBM Corp. 2006. 43 LCD models 88 1110 Keyboard bezel or Keyboard bezel with fingerprint sensor (for 15.0-in. LCD models 108 ... Battery pack for 14.1-in. LCD models) . . 91 1120 Mini PCI adapter 97 1130 Fan assembly 101 1140 Backup battery 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 index 58 Numeric...
LCD models 112 1180 PC Card slot assembly for 14.1-in. LCD models 129 © Lenovo 2006. Portions © IBM Corp. 2006. 43 LCD models 88 1110 Keyboard bezel or Keyboard bezel with fingerprint sensor (for 15.0-in. LCD models 108 ... Battery pack for 14.1-in. LCD models) . . 91 1120 Mini PCI adapter 97 1130 Fan assembly 101 1140 Backup battery 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 index 58 Numeric...
User Manual
Page 50
... Keyboard 235 Recovery CDs 237 Windows XP Professional (for T40/T40p series) 237 Windows XP 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 XP Home... Edition (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 14...
... Keyboard 235 Recovery CDs 237 Windows XP Professional (for T40/T40p series) 237 Windows XP 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 XP Home... Edition (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 14...
User Manual
Page 51
...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...MB L2 cache v Intel Pentium M processor 1.6 GHz, 1-MB L2 cache v Intel Pentium M processor 1.7 GHz, 1-MB L2 cache T42/T42p series: v Intel Pentium M processor 1.5 GHz, 1-MB L2 cache v Intel Pentium M processor 715 (1.5 GHz), 2-MB L2 cache... Intel Pentium M processor 755 (2.0 GHz), 2-MB L2 cache (continued) ThinkPad T40/T40p, T41/T41p, T42/T42p Series 45
...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...MB L2 cache v Intel Pentium M processor 1.6 GHz, 1-MB L2 cache v Intel Pentium M processor 1.7 GHz, 1-MB L2 cache T42/T42p series: v Intel Pentium M processor 1.5 GHz, 1-MB L2 cache v Intel Pentium M processor 715 (1.5 GHz), 2-MB L2 cache... Intel Pentium M processor 755 (2.0 GHz), 2-MB L2 cache (continued) ThinkPad T40/T40p, T41/T41p, T42/T42p Series 45
User Manual
Page 53
...1 v 512-MB DDR SDRAM SO-DIMM (PC2100) card × 1 v 1 GB-DDR SDRAM SO-DIMM (PC2100) card × 1 T41/T41p, T42/T42p series: v 256-MB DDR SDRAM SO-DIMM (PC2700) card × 1 v 512-MB DDR SDRAM SO-DIMM (PC2700) card × 1 v... SDRAM SO-DIMM (PC2100) card v 512-MB DDR SDRAM SO-DIMM (PC2100) v 1-GB DDR SDRAM SO-DIMM (PC2100) T41/T41p, T42/T42p series: v 128-MB DDR SDRAM SO-DIMM (PC2700) card × 1 v 256-MB DDR SDRAM SO-DIMM (PC2700) card ×...215; 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 (PC2100) card × 1 v 1 GB-DDR SDRAM SO-DIMM (PC2100) card × 1 T41/T41p, T42/T42p series: v 256-MB DDR SDRAM SO-DIMM (PC2700) card × 1 v 512-MB DDR SDRAM SO-DIMM (PC2700) card × 1 v... SDRAM SO-DIMM (PC2100) card v 512-MB DDR SDRAM SO-DIMM (PC2100) v 1-GB DDR SDRAM SO-DIMM (PC2100) T41/T41p, T42/T42p series: v 128-MB DDR SDRAM SO-DIMM (PC2700) card × 1 v 256-MB DDR SDRAM SO-DIMM (PC2700) card ×...215; 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
User Manual
Page 55
... 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...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 battery (6 cells) v Li-ion battery (9 cells)...
... 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...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 battery (6 cells) v Li-ion battery (9 cells)...
User Manual
Page 57
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 When the indicator starts blinking orange, the computer beeps three times. then the indicator turns off : An Ultrabay Slim device is ready ...
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 When the indicator starts blinking orange, the computer beeps three times. then the indicator turns off : An Ultrabay Slim device is ready ...
User Manual
Page 59
Note: Do not apply any physical shock to the computer while the test is attached to the ThinkPad computer, undock it. Lucent Soft Modem Loopback b. Diagnostics --> Other Devices --> Analog Devices AC97 CODEC Test Interactive ...-RW combo drive Applicable test 1. Diagnostics --> Systemboard 3. Conexant Smart Modem Dialtone 1. Interactive Tests --> CD-ROM/DVD Test (continued) ThinkPad T40/T40p, T41/T41p, T42/T42p Series 53 Conexant Smart Modem Interrupt d. Interactive Tests --> Diskette 1. Diagnostics --> CPU/Coprocessor 2. Interactive Tests --> Video 1. Interactive ...
Note: Do not apply any physical shock to the computer while the test is attached to the ThinkPad computer, undock it. Lucent Soft Modem Loopback b. Diagnostics --> Other Devices --> Analog Devices AC97 CODEC Test Interactive ...-RW combo drive Applicable test 1. Diagnostics --> Systemboard 3. Conexant Smart Modem Dialtone 1. Interactive Tests --> CD-ROM/DVD Test (continued) ThinkPad T40/T40p, T41/T41p, T42/T42p Series 53 Conexant Smart Modem Interrupt d. Interactive Tests --> Diskette 1. Diagnostics --> CPU/Coprocessor 2. Interactive Tests --> Video 1. Interactive ...
User Manual
Page 60
...Reserved. To turn the computer display on again, press any key or press the TrackPoint pointing stick. (continued) 54 T40/T40p, T41/T41p, T42/T42p If two DIMMs are installed, remove one , and run the test again. 3. If the problem does not recur, return the DIMM to... pointing device Applicable test 1. Run Diagnostics --> Other Devices --> Fan. If the TrackPoint does not work , check the configuration as specified in the ThinkPad Configuration program. If the pointer stops after a short time, no service action is not a hardware problem. Touch Pad If enabling the TrackPoint does ...
...Reserved. To turn the computer display on again, press any key or press the TrackPoint pointing stick. (continued) 54 T40/T40p, T41/T41p, T42/T42p If two DIMMs are installed, remove one , and run the test again. 3. If the problem does not recur, return the DIMM to... pointing device Applicable test 1. Run Diagnostics --> Other Devices --> Fan. If the TrackPoint does not work , check the configuration as specified in the ThinkPad Configuration program. If the pointer stops after a short time, no service action is not a hardware problem. Touch Pad If enabling the TrackPoint does ...
User Manual
Page 152
Removing and replacing a FRU Important notice for the HDD Active Protection System b is soldered on the topside of the system board as in this figure. a In ThinkPad T42 series, accelerometer chip for handling the system board in ThinkPad T42 series: In ThinkPad T42 series, the security chip a is also soldered on the underside of the system board. b 146 T40/T40p, T41/T41p, T42/T42p
Removing and replacing a FRU Important notice for the HDD Active Protection System b is soldered on the topside of the system board as in this figure. a In ThinkPad T42 series, accelerometer chip for handling the system board in ThinkPad T42 series: In ThinkPad T42 series, the security chip a is also soldered on the underside of the system board. b 146 T40/T40p, T41/T41p, T42/T42p
User Manual
Page 153
...system board on a padded surface such as metal, wood, or composite. Removing and replacing a FRU Important When handling the system board in ThinkPad T42 series, bear the following in any kind. v Be careful not to make sure that HDD Active Protection is running. Note: If the ...see below). After replacing the system board, run PC-Doctor for DOS, to as much as follows: 1. v Avoid rough handling of the ThinkPad T42 series has an accelerometer, which can subject the accelerometer to make sure that HDD Active Protection still functions. Run Diagnostics --> Other Devices --> HDD ...
...system board on a padded surface such as metal, wood, or composite. Removing and replacing a FRU Important When handling the system board in ThinkPad T42 series, bear the following in any kind. v Be careful not to make sure that HDD Active Protection is running. Note: If the ...see below). After replacing the system board, run PC-Doctor for DOS, to as much as follows: 1. v Avoid rough handling of the ThinkPad T42 series has an accelerometer, which can subject the accelerometer to make sure that HDD Active Protection still functions. Run Diagnostics --> Other Devices --> HDD ...