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User Manual - Page 5
...-to-FRU index 39 Numeric error codes 39 Error messages 43 Beep symptoms 44
© Copyright Lenovo 2007, 2008
No-beep symptoms 44 LCD-related symptoms 45 Intermittent problems 46 Undetermined problems 46
ThinkPad T61 and T61p (15.4-inch widescreen 47
Specifications 47 Status indicators 50 FRU tests 53 Fn key combinations 55 FRU replacement notices 58
Screw notices 58...
User Manual - Page 9
... you need to electrostatic discharge" on page 6 v "Grounding requirements" on page 6 v "Safety notices: multilingual translations" on page 7 v "Laser compliance statement" on page 14
© Copyright Lenovo 2007, 2008
1 Safety information
This chapter presents following safety information that are sensitive to be familiar with before you service a ThinkPad computer.
User Manual - Page 13
... safety items were installed to attachment of any obvious non-ThinkPad alterations. Consider these conditions and the safety hazards they present: v Electrical hazards, especially primary power (primary voltage on the frame can continue without first correcting the problem.
b. Check for worn, frayed, or pinched cables. 9. Check for cracked or bulging batteries. 5.
Remove the...
User Manual - Page 31
... the checkout guide, be overwritten. If you are correct by referring to the FRU parts list. When you go to your particular computer. Single failures can occur for DOS diagnostics program. Consider replacing a FRU only when a problem recurs. Before you replace a FRU, make sure that the model of reasons that a FRU is defective, clear the error log and...
User Manual - Page 34
...
The ThinkPad computer has a test program called PC-Doctor for DOS (hereafter called PC-Doctor.) You can detect errors by the supervisor password. For details that is available on the following procedure, you cannot change the parameters that are disabled, such as follows: 1.
The utility is in PC-Doctor. If an error code appears, go to "ThinkPad T61...
User Manual - Page 37
... Rescue and Recovery
In some models of ThinkPad computer, the Rescue and Recovery™ workspace enables you troubleshoot and resolve problems related to your computer.
Select one of the categories listed below to display symptoms and solutions: v Check System Health v System and Device Tests v Lenovo Troubleshooting Center v System Reports v Updates and Support
PC-Doctor for Windows
This...
User Manual - Page 43
... been set . The Master + User mode requires two HDPs; Turn on the computer. 2. When the ThinkPad logo comes up, immediately press F1 to the BIOS Setup Utility and change the system configuration. The user must be made available to the servicer, there is known by the servicer: 1. Remove the backup battery. Related service information 35 Hard-disk password
There...
User Manual - Page 44
... 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 on the ThinkPad computer. 3. Note: To check whether the ThinkPad computer supports the Passphrase function, enter the BIOS Setup Utility and go to Security --> Password. If Using Passphrase item is displayed...
User Manual - Page 46
... it is turned on, the computer returns from the hard disk drive.
38 ThinkPad T61 and T61p (15.4-inch widescreen) Hardware Maintenance Manual Also, the computer goes into hibernation mode, perform that....
To cause the computer to Hibernate when battery becomes low, and the battery charge becomes critically low. v If you are using the APM operating system and have set on the timer, ...
User Manual - Page 47
... Bad startup sequence settings.
System board.
0176 System Security-The system has been tampered with.
1. In the displays, n can also help you determine, during regular servicing, what FRUs are likely to need to -FRU index in the computer. in the EEPROM is displayed for each error detected in the ThinkPad computers, see the manual for that device...
User Manual - Page 49
... than 8 hours by connecting the ac adapter.
2.
Replace the backup battery. 3.
Remove Mini PCI network card. 2. Replace the backup battery and run BIOS Setup Utility to reset the time and date.
0252 Password checksum bad-The password is plugged
installed. System board.
02F7 Fail-safe timer NMI failed
1. Related service information 41 Table 1. System board.
02F6 Software NMI...
User Manual - Page 50
... attached. System board.
42 ThinkPad T61 and T61p (15.4-inch widescreen) Hardware Maintenance Manual System board.
1820 More than one external fingerprint reader is available at http://www.lenovo.com/support
2100 Initialization error on this system, with an old firmware, the customer needs to update its firmware to the ThinkPad computer.
2. Do not apply any physical shock to enter SETUP...
User Manual - Page 52
...4. DIMM.
System board
No-beep symptoms
Table 4. System board. A power-on password or a supervisor password is set . A hard-disk password is set .
See "Numeric error codes" on , LCD blank, 1. System board. 2. DIMM. System board
One short...-disk password prompt appears. Type the password and press Enter.
44 ThinkPad T61 and T61p (15.4-inch widescreen) Hardware Maintenance Manual
User Manual - Page 54
... the failing FRU. 7. LCD assembly
46 ThinkPad T61 and T61p (15.4-inch widescreen) Hardware Maintenance Manual Undetermined problems
If the diagnostic tests did not identify the adapter or device that has failed, if wrong devices are supported by the FRU code. Verify that have nothing to do not replace a nondefective FRU): a. Non-ThinkPad devices b. Hard disk drive f. Rerun...
User Manual - Page 61
... Smart Modem Dialtone
Audio
Enter the BIOS Setup Utility and change Serial ATA (SATA) setting to enter the BIOS Setup Utility. 4. In this case, turn on the computer. 3. Power
Diagnostics --> ThinkPad Devices --> AC Adapter, Battery 1 (Battery2)
LCD unit
1.
Interactive Tests --> Video
Modem daughter card (MDC-1.5)
1. ThinkPad T61 and T61p (15.4-inch widescreen) 53 Remove...
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