Hardware Maintenance 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)
Hardware Maintenance Manual
Page 3
...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 ...
...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 ...
Hardware Maintenance 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 with ... information" 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. Portions © IBM Corp. 2006. 1 v The product-specific section includes ...
... 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 with ... information" 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. Portions © IBM Corp. 2006. 1 v The product-specific section includes ...
Hardware Maintenance Manual
Page 36
... 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 displayed. 3. For the ThinkPad T40 and T40p series, enter the master HDP. Related service information message is displayed...
... 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 displayed. 3. For the ThinkPad T40 and T40p series, enter the master HDP. Related service information message is displayed...
Hardware Maintenance Manual
Page 49
... with fingerprint sensor (for 14.1-in . LCD models . . . 71 1020 Battery pack for 15.0-in . LCD models 129 © Lenovo 2006. 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...
... with fingerprint sensor (for 14.1-in . LCD models . . . 71 1020 Battery pack for 15.0-in . LCD models 129 © Lenovo 2006. 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...
Hardware Maintenance Manual
Page 51
... 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
Hardware Maintenance Manual
Page 53
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
Hardware Maintenance Manual
Page 55
... 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...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) v Ultrabay Slim Li Polymer battery (option) v 72-watt type T40/T40p, T41/T41p series: v Windows XP Professional v Windows 2000 T42/T42p series: v Windows XP Professional ThinkPad T40/T40p...
... 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...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) v Ultrabay Slim Li Polymer battery (option) v 72-watt type T40/T40p, T41/T41p series: v Windows XP Professional v Windows 2000 T42/T42p series: v Windows XP Professional ThinkPad T40/T40p...
Hardware Maintenance Manual
Page 57
... is being charged, but still has enough power to be attached or detached. 2 Standby status 3 Battery status 4 Power on and is in standby mode. (continued) ThinkPad T40/T40p, T41/T41p, T42/T42p Series 51 Blinking orange: The battery needs to operate. (At regular intervals, the indicator light turns off .
... is being charged, but still has enough power to be attached or detached. 2 Standby status 3 Battery status 4 Power on and is in standby mode. (continued) ThinkPad T40/T40p, T41/T41p, T42/T42p Series 51 Blinking orange: The battery needs to operate. (At regular intervals, the indicator light turns off .
Hardware Maintenance Manual
Page 59
.... Product overview FRU tests The following tests in turn, and run Diagnostics --> Systemboard --> PCMCIA External Loop 1. Note: Do not apply any physical shock to the ThinkPad computer, undock it. Interactive Tests --> CD-ROM/DVD Test (continued) ThinkPad T40/T40p, T41/T41p, T42/T42p Series 53 Interactive Tests --> Keyboard Diagnostics --> Fixed Disks 1.
.... Product overview FRU tests The following tests in turn, and run Diagnostics --> Systemboard --> PCMCIA External Loop 1. Note: Do not apply any physical shock to the ThinkPad computer, undock it. Interactive Tests --> CD-ROM/DVD Test (continued) ThinkPad T40/T40p, T41/T41p, T42/T42p Series 53 Interactive Tests --> Keyboard Diagnostics --> Fixed Disks 1.
Hardware Maintenance Manual
Page 61
...+F7. 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 In Windows 2000 and Windows XP, this combination of the power state. v ThinkPad Power Management driver v OnScreen Display utility v Wireless device drivers Reserved. The setting can be installed. Switch...
...+F7. 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 In Windows 2000 and Windows XP, this combination of the power state. v ThinkPad Power Management driver v OnScreen Display utility v Wireless device drivers Reserved. The setting can be installed. Switch...
Hardware Maintenance Manual
Page 63
... off status of the ThinkLight is supported only on the screen for a few seconds when you must have the ThinkLight. Enable the FullScreen Magnifier function. ThinkPad T40/T40p, T41/T41p, T42/T42p Series 57 Turn the ThinkLight on the computer. The on or off . Note: To use Fn+F12 for less than four...
... off status of the ThinkLight is supported only on the screen for a few seconds when you must have the ThinkLight. Enable the FullScreen Magnifier function. ThinkPad T40/T40p, T41/T41p, T42/T42p Series 57 Turn the ThinkLight on the computer. The on or off . Note: To use Fn+F12 for less than four...
Hardware Maintenance Manual
Page 65
... Ethernet devices are found . Then save current setting by pressing F10. 2. System board. 0190 Critical low-battery error 1. Charge the battery pack. 2. Hard disk drive. 4. ThinkPad T40/T40p, T41/T41p, T42/T42p Series 59
... Ethernet devices are found . Then save current setting by pressing F10. 2. System board. 0190 Critical low-battery error 1. Charge the battery pack. 2. Hard disk drive. 4. ThinkPad T40/T40p, T41/T41p, T42/T42p Series 59
Hardware Maintenance Manual
Page 67
... if it . 5. Symptom-to-FRU index Symptom or error 1803 Unauthorized daughter card is attached to the ThinkPad computer, and place the computer on a horizontal surface. Do not apply any physical shock to Disabled. ThinkPad T40/T40p, T41/T41p, T42/T42p Series 61 If the Access IBM Predesktop Area has not been previously disabled...
... if it . 5. Symptom-to-FRU index Symptom or error 1803 Unauthorized daughter card is attached to the ThinkPad computer, and place the computer on a horizontal surface. Do not apply any physical shock to Disabled. ThinkPad T40/T40p, T41/T41p, T42/T42p Series 61 If the Access IBM Predesktop Area has not been previously disabled...
Hardware Maintenance Manual
Page 69
...security chip) and a blank screen. The hard-disk password prompt A hard-disk password is connected tightly and correctly. 2. appears. ThinkPad T40/T40p, T41/T41p, T42/T42p Series 63 Two short beeps with error codes. Reinstall the operating system. System board No-beep symptoms Symptom ... set. No beep, power-on indicator on , LCD blank, and no POST. 1. A power-on page 58. System board. Start the ThinkPad Configuration program and set . External CRT. 4. LCD assembly. 3. See "Numeric error codes" on password or a supervisor password is set the ...
...security chip) and a blank screen. The hard-disk password prompt A hard-disk password is connected tightly and correctly. 2. appears. ThinkPad T40/T40p, T41/T41p, T42/T42p Series 63 Two short beeps with error codes. Reinstall the operating system. System board No-beep symptoms Symptom ... set. No beep, power-on indicator on , LCD blank, and no POST. 1. A power-on page 58. System board. Start the ThinkPad Configuration program and set . External CRT. 4. LCD assembly. 3. See "Numeric error codes" on password or a supervisor password is set the ...
Hardware Maintenance Manual
Page 71
.... Remove or disconnect all attached devices are installed, or if the system simply is detected, replace the FRU shown by the computer. Non-ThinkPad devices b. If the problem does not recur, reconnect the removed devices one at the time of the failure is detected, do with a ...damage. If no more errors exist. Turn off the computer. 2. External diskette drive g. Determine whether the problem has been solved. 6. LCD assembly ThinkPad T40/T40p, T41/T41p, T42/T42p Series 65 Verify that all of causes that have nothing to do not replace any FRUs. 3. CD-ROM and diskette...
.... Remove or disconnect all attached devices are installed, or if the system simply is detected, replace the FRU shown by the computer. Non-ThinkPad devices b. If the problem does not recur, reconnect the removed devices one at the time of the failure is detected, do with a ...damage. If no more errors exist. Turn off the computer. 2. External diskette drive g. Determine whether the problem has been solved. 6. LCD assembly ThinkPad T40/T40p, T41/T41p, T42/T42p Series 65 Verify that all of causes that have nothing to do not replace any FRUs. 3. CD-ROM and diskette...
Hardware Maintenance Manual
Page 73
... unit to remain the same throughout the life of the computer. Select 1. Add S/N data from EEPROM. These numbers need to its original value. Install the ThinkPad Hardware Maintenance Diskette Version 1.73 or later and restart the computer. 2. Before replacing the system board, save the original serial number by doing the following... the label attached to the torque shown in your computer is listed as follows: v 20: Serial number Write down that you use a screw that number. ThinkPad T40/T40p, T41/T41p, T42/T42p Series 67
... unit to remain the same throughout the life of the computer. Select 1. Add S/N data from EEPROM. These numbers need to its original value. Install the ThinkPad Hardware Maintenance Diskette Version 1.73 or later and restart the computer. 2. Before replacing the system board, save the original serial number by doing the following... the label attached to the torque shown in your computer is listed as follows: v 20: Serial number Write down that you use a screw that number. ThinkPad T40/T40p, T41/T41p, T42/T42p Series 67
Hardware Maintenance Manual
Page 75
ThinkPad T40/T40p, T41/T41p, T42/T42p Series 69 FRU replacement notices 3. If the system board is inoperable, this will not be possible. To write box build date, select 4. Write ECA/rework number from EEPROM, and follow the instruction. 4. Write box build date from EEPROM, and follow the instruction on the screen. If the system board is being replaced, try to read the ECA information from the old system board and transfer the information to the new system. To write ECA information, select 1.
ThinkPad T40/T40p, T41/T41p, T42/T42p Series 69 FRU replacement notices 3. If the system board is inoperable, this will not be possible. To write box build date, select 4. Write ECA/rework number from EEPROM, and follow the instruction. 4. Write box build date from EEPROM, and follow the instruction on the screen. If the system board is being replaced, try to read the ECA information from the old system board and transfer the information to the new system. To write ECA information, select 1.
Hardware Maintenance Manual
Page 77
Removing and replacing a FRU 1010 Battery pack for your computer. Any other battery could ignite or explode. 1 (continued) ThinkPad T40/T40p, T41/T41p, T42/T42p Series 71 LCD models DANGER Use only the battery specified in the parts list for 14.1-in.
Removing and replacing a FRU 1010 Battery pack for your computer. Any other battery could ignite or explode. 1 (continued) ThinkPad T40/T40p, T41/T41p, T42/T42p Series 71 LCD models DANGER Use only the battery specified in the parts list for 14.1-in.
Hardware Maintenance Manual
Page 79
Removing and replacing a FRU 1020 Battery pack for your computer. Any other battery could ignite or explode. Holding the battery release lever in . LCD models DANGER Use only the battery specified in the parts list for 15.0-in the unlocked position 1 , remove the battery pack 2 . 1 2 ThinkPad T40/T40p, T41/T41p, T42/T42p Series 73
Removing and replacing a FRU 1020 Battery pack for your computer. Any other battery could ignite or explode. Holding the battery release lever in . LCD models DANGER Use only the battery specified in the parts list for 15.0-in the unlocked position 1 , remove the battery pack 2 . 1 2 ThinkPad T40/T40p, T41/T41p, T42/T42p Series 73