Hardware Maintenance Manual
Page 45
...is acceptable, do the following : 1. Note: Noise from the computer. 2. If you suspect a power problem, see the appropriate one of the following power supply checkouts: v "Checking the ac adapter" v "Checking operational charging" on page 40 v "Checking the battery pack" on page 40 v..., go to ″Checking operational charging.″ To check the ac adapter, do the following : v Replace the system board. General descriptions 39 Disconnect the ac adapter and install the charged battery pack. 7. Checkout guide Power system checkout To verify a symptom, do the following figure: 2 1...
...is acceptable, do the following : 1. Note: Noise from the computer. 2. If you suspect a power problem, see the appropriate one of the following power supply checkouts: v "Checking the ac adapter" v "Checking operational charging" on page 40 v "Checking the battery pack" on page 40 v..., go to ″Checking operational charging.″ To check the ac adapter, do the following : v Replace the system board. General descriptions 39 Disconnect the ac adapter and install the charged battery pack. 7. Checkout guide Power system checkout To verify a symptom, do the following figure: 2 1...
Hardware Maintenance Manual
Page 47
..." on . Checking the backup battery Do the following figure. See the following : 1. Red (+) Black (-) Wire Red Black Voltage (V dc) +2.5 to 30 K . Power off the computer, and unplug the ac adapter from it. 2. Remove the backup battery (see "1010 Battery pack for 14.1-in. v If the voltage is more than +11.0 V dc after...
..." on . Checking the backup battery Do the following figure. See the following : 1. Red (+) Black (-) Wire Red Black Voltage (V dc) +2.5 to 30 K . Power off the computer, and unplug the ac adapter from it. 2. Remove the backup battery (see "1010 Battery pack for 14.1-in. v If the voltage is more than +11.0 V dc after...
Hardware Maintenance Manual
Page 50
...LCD cover for 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 SXGA+ TFT 226 15... FRUs 220 14.1-in . UXGA IPS TFT 234 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) . ....
...LCD cover for 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 SXGA+ TFT 226 15... FRUs 220 14.1-in . UXGA IPS TFT 234 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) . ....
Hardware Maintenance Manual
Page 57
...being detached. Blinking green: An Ultrabay Slim device is not in standby mode. (continued) ThinkPad T40/T40p, T41/T41p, T42/T42p Series 51 then the indicator turns off briefly.) Orange: The...battery is being detached. Green: The battery is on and ready to be charged. The ac adapter has charged the battery completely. Green: The computer is in standby mode. Instead, a message ...or hibernation mode, or is completed; Green: The computer is ready to use and has enough power. Blinking orange: The battery needs to operate. (At regular intervals, the indicator light turns off ...
...being detached. Blinking green: An Ultrabay Slim device is not in standby mode. (continued) ThinkPad T40/T40p, T41/T41p, T42/T42p Series 51 then the indicator turns off briefly.) Orange: The...battery is being detached. Green: The battery is on and ready to be charged. The ac adapter has charged the battery completely. Green: The computer is in standby mode. Instead, a message ...or hibernation mode, or is completed; Green: The computer is ready to use and has enough power. Blinking orange: The battery needs to operate. (At regular intervals, the indicator light turns off ...
Hardware Maintenance Manual
Page 59
...Loop 1. Make sure the modem is running. FRU System board Power LCD unit Modem daughter card (MDC or BMDC) Audio Speaker PC Card slots Keyboard Hard disk drive Diskette drive DVD drive or DVD/CD-RW combo drive Applicable test 1. Diagnostics --> Systemboard 3. Note...while the test is set up correctly. 2. Diagnostics --> Other Devices --> AC Adapter, Battery 1 (Battery 2) 1. Diagnostics --> CPU/Coprocessor 2. Lucent Soft Modem Loopback b. Interactive Tests --> CD-ROM/DVD Test (continued) ThinkPad T40/T40p, T41/T41p, T42/T42p Series 53 Conexant Smart Modem Dialtone 1. Lucent ...
...Loop 1. Make sure the modem is running. FRU System board Power LCD unit Modem daughter card (MDC or BMDC) Audio Speaker PC Card slots Keyboard Hard disk drive Diskette drive DVD drive or DVD/CD-RW combo drive Applicable test 1. Diagnostics --> Systemboard 3. Note...while the test is set up correctly. 2. Diagnostics --> Other Devices --> AC Adapter, Battery 1 (Battery 2) 1. Diagnostics --> CPU/Coprocessor 2. Lucent Soft Modem Loopback b. Interactive Tests --> CD-ROM/DVD Test (continued) ThinkPad T40/T40p, T41/T41p, T42/T42p Series 53 Conexant Smart Modem Dialtone 1. Lucent ...
Hardware Maintenance Manual
Page 71
...time until you find the failing FRU. 7. PC Cards 4. LCD assembly ThinkPad T40/T40p, T41/T41p, T42/T42p Series 65 If any FRUs. 3. Undetermined problems If the diagnostic tests did not identify the adapter or device that has failed, if wrong devices are installed, or if the ... do not replace any error is not operating, follow these procedures to the port replicator c. Battery pack e. External diskette drive g. Verify that the power supply being used at a time (do the following FRUs one at least 10 times. 2. Turn off the computer. 2. System board b. Determine...
...time until you find the failing FRU. 7. PC Cards 4. LCD assembly ThinkPad T40/T40p, T41/T41p, T42/T42p Series 65 If any FRUs. 3. Undetermined problems If the diagnostic tests did not identify the adapter or device that has failed, if wrong devices are installed, or if the ... do not replace any error is not operating, follow these procedures to the port replicator c. Battery pack e. External diskette drive g. Verify that the power supply being used at a time (do the following FRUs one at least 10 times. 2. Turn off the computer. 2. System board b. Determine...
Hardware Maintenance Manual
Page 254
... 95F3598 00P7033 1650840 93F2838 00P6967 08K7159 05K9283 - Japan Argentina Brazil P/N CRU ID 13H5264 * 74P4331 36L8870 49P2095 248 T40/T40p, T41/T41p, T42/T42p to 1/4" hex torx adapter TR7-TR-10 tamper resistant torx bits Removal tool antenna RF connector USB floppy disk drive for a specific country ...or region is usually available only in that country or region: For 2-pin power cords: Region Canada, U.S. Parts list Common...
... 95F3598 00P7033 1650840 93F2838 00P6967 08K7159 05K9283 - Japan Argentina Brazil P/N CRU ID 13H5264 * 74P4331 36L8870 49P2095 248 T40/T40p, T41/T41p, T42/T42p to 1/4" hex torx adapter TR7-TR-10 tamper resistant torx bits Removal tool antenna RF connector USB floppy disk drive for a specific country ...or region is usually available only in that country or region: For 2-pin power cords: Region Canada, U.S. Parts list Common...