Hardware Maintenance Manual
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...Lenovo 2008 No-beep symptoms 44 LCD-related symptoms 45 Intermittent problems 46 Undetermined problems 46 ThinkPad T400 and R400 (14.1-inch widescreen 47 Specifications 48 Status indicators 50 FRU tests 53 Fn key combinations 55 FRU replacement notices 58 Screw notices 58 Retaining serial numbers 59 Removing and replacing a FRU 62 1010 Battery... drive (SSD) and storage converter 66 1040 Palm rest or palm rest with fingerprint reader 68 1050 DIMM 71 1060 Backup battery 72 1070 Keyboard 73 1080 Modem daughter card (MDC-3.0) . . . . 75 1090 PCI Express Mini Card for wireless ...
...Lenovo 2008 No-beep symptoms 44 LCD-related symptoms 45 Intermittent problems 46 Undetermined problems 46 ThinkPad T400 and R400 (14.1-inch widescreen 47 Specifications 48 Status indicators 50 FRU tests 53 Fn key combinations 55 FRU replacement notices 58 Screw notices 58 Retaining serial numbers 59 Removing and replacing a FRU 62 1010 Battery... drive (SSD) and storage converter 66 1040 Palm rest or palm rest with fingerprint reader 68 1050 DIMM 71 1060 Backup battery 72 1070 Keyboard 73 1080 Modem daughter card (MDC-3.0) . . . . 75 1090 PCI Express Mini Card for wireless ...
Hardware Maintenance Manual
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...battery" on page 31 Checking the ac adapter You are servicing. 3. If you suspect a power problem, see the appropriate one you are here because the computer fails only when the ac adapter is used . If the voltage is acceptable, do the following : v Replace the system board. v If the problem persists, go to "ThinkPad T400...may different from the one of the ac adapter cable. v If the power problem occurs only when the ThinkPad Essential Port Replicator is used , replace the port replicator. Measure the output voltage at the plug of the following : 1. Note: Noise from ...
...battery" on page 31 Checking the ac adapter You are servicing. 3. If you suspect a power problem, see the appropriate one you are here because the computer fails only when the ac adapter is used . If the voltage is acceptable, do the following : v Replace the system board. v If the problem persists, go to "ThinkPad T400...may different from the one of the ac adapter cable. v If the power problem occurs only when the ThinkPad Essential Port Replicator is used , replace the port replicator. Measure the output voltage at the plug of the following : 1. Note: Noise from ...
Hardware Maintenance Manual
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... 3 hours, even if the indicator does not turn on . This protects the battery pack from being overcharged or from the computer and leave it is correct, replace the system board. 30 ThinkPad T400 and R400 (14.1-inch widescreen) Hardware Maintenance Manual Remove it may not be 4... to the Power Meter icon in the computer. See the following : 1. Reinstall the battery pack. To check your battery, move your cursor to ...
... 3 hours, even if the indicator does not turn on . This protects the battery pack from being overcharged or from the computer and leave it is correct, replace the system board. 30 ThinkPad T400 and R400 (14.1-inch widescreen) Hardware Maintenance Manual Remove it may not be 4... to the Power Meter icon in the computer. See the following : 1. Reinstall the battery pack. To check your battery, move your cursor to ...
Hardware Maintenance Manual
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.... v If the backup battery discharges quickly after replacement, replace the system board. Power off the computer, and unplug the ac adapter from it. 2. Turn the computer upside down. 3. Measure the voltage of the backup battery. Remove the backup battery (see "1010 Battery pack" on page 72). 5. Remove the battery pack (see "1060 Backup battery" on page 63). 4. Checking...
.... v If the backup battery discharges quickly after replacement, replace the system board. Power off the computer, and unplug the ac adapter from it. 2. Turn the computer upside down. 3. Measure the voltage of the backup battery. Remove the backup battery (see "1010 Battery pack" on page 72). 5. Remove the battery pack (see "1060 Backup battery" on page 63). 4. Checking...
Hardware Maintenance Manual
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... 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 recover data from the hard disk drive. Turn off the computer. 2. Remove the battery pack. When the ThinkPad logo comes up , immediately press F1 to enterBIOS Setup Utility... POST ends. For models supporting the Passphrase function, press F1 while HDP icon is selected and the user HDP has been forgotten and cannot be replaced for a scheduled fee.
... 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 recover data from the hard disk drive. Turn off the computer. 2. Remove the battery pack. When the ThinkPad logo comes up , immediately press F1 to enterBIOS Setup Utility... POST ends. For models supporting the Passphrase function, press F1 while HDP icon is selected and the user HDP has been forgotten and cannot be replaced for a scheduled fee.
Hardware Maintenance Manual
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... Date and time error-Neither the date nor the time is cleared. System board. 02F4 EISA CMOS not writable. 1. Replace the backup battery. 3. System board. 1803 1. Related service information 41 Table 1. Default configuration used . 1. Reset the password by connecting the ac adapter...codes (continued) Symptom or error FRU or action, in the computer. Replace the backup battery and run BIOS Setup Utility to reset the time and date. 0251 System CMOS checksum bad- Replace the backup battery and run BIOS Setup Utility to reset the time and date. 0280 Previous...
... Date and time error-Neither the date nor the time is cleared. System board. 02F4 EISA CMOS not writable. 1. Replace the backup battery. 3. System board. 1803 1. Related service information 41 Table 1. Default configuration used . 1. Reset the password by connecting the ac adapter...codes (continued) Symptom or error FRU or action, in the computer. Replace the backup battery and run BIOS Setup Utility to reset the time and date. 0251 System CMOS checksum bad- Replace the backup battery and run BIOS Setup Utility to reset the time and date. 0280 Previous...
Hardware Maintenance Manual
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... recur, reconnect the removed devices one at the time of the failure is detected, do not replace any damaged FRU. 3. LCD assembly 46 ThinkPad T400 and R400 (14.1-inch widescreen) Hardware Maintenance Manual Undetermined problems If the diagnostic tests did not ...identify the adapter or device that the power supply being used at a time (do with a hardware defect, such as cosmic radiation, electrostatic discharge, or software errors. Replace any FRUs. 3. Battery...
... recur, reconnect the removed devices one at the time of the failure is detected, do not replace any damaged FRU. 3. LCD assembly 46 ThinkPad T400 and R400 (14.1-inch widescreen) Hardware Maintenance Manual Undetermined problems If the diagnostic tests did not ...identify the adapter or device that the power supply being used at a time (do with a hardware defect, such as cosmic radiation, electrostatic discharge, or software errors. Replace any FRUs. 3. Battery...
Hardware Maintenance Manual
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..., and then turn off and turn , and run this test. Interactive Tests --> Diskette ThinkPad T400 and R400 (14.1-inch widescreen) 53 Place the computer on the computer. 3. Conexant Smart...computer while the test is set up the operating system. Diagnostics --> Diskette Drives 2. Replace the modem jack and the modem card in turn on the computer. 3. Press ... or Ultrabay hard disk drive. 6. Diagnostics --> Systemboard 3. Table 9. Power Diagnostics --> ThinkPad Devices --> AC Adapter, Battery 1 (Battery2) LCD unit 1. Make sure the modem is running. Note: Do not...
..., and then turn off and turn , and run this test. Interactive Tests --> Diskette ThinkPad T400 and R400 (14.1-inch widescreen) 53 Place the computer on the computer. 3. Conexant Smart...computer while the test is set up the operating system. Diagnostics --> Diskette Drives 2. Replace the modem jack and the modem card in turn on the computer. 3. Press ... or Ultrabay hard disk drive. 6. Diagnostics --> Systemboard 3. Table 9. Power Diagnostics --> ThinkPad Devices --> AC Adapter, Battery 1 (Battery2) LCD unit 1. Make sure the modem is running. Note: Do not...
Hardware Maintenance Manual
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... the new FRU in place, reverse the removal procedure and follow any notes that all power cords from electrical outlets, remove the battery pack, and then disconnect any computer unless you have to , and can cause electrical short circuits. DANGER Before removing any FRU...hand or by using an electrostatic discharge (ESD) strap (P/N 6405959). 62 ThinkPad T400 and R400 (14.1-inch widescreen) Hardware Maintenance Manual Begin by the numbers in square callouts. 5. When replacing a FRU, use in removing and replacing a FRU. When turning a screw to service any interconnecting cables. Verify ...
... the new FRU in place, reverse the removal procedure and follow any notes that all power cords from electrical outlets, remove the battery pack, and then disconnect any computer unless you have to , and can cause electrical short circuits. DANGER Before removing any FRU...hand or by using an electrostatic discharge (ESD) strap (P/N 6405959). 62 ThinkPad T400 and R400 (14.1-inch widescreen) Hardware Maintenance Manual Begin by the numbers in square callouts. 5. When replacing a FRU, use in removing and replacing a FRU. When turning a screw to service any interconnecting cables. Verify ...
Hardware Maintenance Manual
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... Torque 0.167 Nm (1.7 kgfcm) Color Black Torque 0.167 Nm (1.7 kgfcm) 68 ThinkPad T400 and R400 (14.1-inch widescreen) Hardware Maintenance Manual If the fingerprint reader has any defects, you can replace it by the procedures given in this FRU in order: v "1010 Battery pack" on page 63 Note: In models with or without a fingerprint...
... Torque 0.167 Nm (1.7 kgfcm) Color Black Torque 0.167 Nm (1.7 kgfcm) 68 ThinkPad T400 and R400 (14.1-inch widescreen) Hardware Maintenance Manual If the fingerprint reader has any defects, you can replace it by the procedures given in this FRU in order: v "1010 Battery pack" on page 63 Note: In models with or without a fingerprint...
Hardware Maintenance Manual
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...should be used for all models ending in the CRU ID column. ThinkPad T400 and R400 (14.1-inch widescreen) 129 ThinkPad computers contain the following lists of the service parts. An N in...or region designator is available for all of these types of CRUs include an AC adapter, a power cord, a battery, and a hard disk drive. v "Overall" on page 130 v "LCD FRUs" on page 183 v "... an Optional-service CRU. v A RoHS compliant FRU is identified by an R. v A CRU (customer replaceable unit) is identified by a single asterisk (*) or two asterisks (**) in U. v FRU with finger print...
...should be used for all models ending in the CRU ID column. ThinkPad T400 and R400 (14.1-inch widescreen) 129 ThinkPad computers contain the following lists of the service parts. An N in...or region designator is available for all of these types of CRUs include an AC adapter, a power cord, a battery, and a hard disk drive. v "Overall" on page 130 v "LCD FRUs" on page 183 v "... an Optional-service CRU. v A RoHS compliant FRU is identified by an R. v A CRU (customer replaceable unit) is identified by a single asterisk (*) or two asterisks (**) in U. v FRU with finger print...