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- Troubleshooting Your LifeBook
*Operating system not found
Operating system cannot be located on either drive A: or drive C: Enter the setup utility and see if both
the fixed disk, and drive A: are properly identified and that the boot sequence is set correctly. Unless you
have changed your installation greatly, the operating system should be on drive C:. If the setup utility is
correctly set, your hard drive may be corrupted.
*Parity Check 1 nnnn
Parity error found in the system bus. BIOS attempts to locate the address and display it on the screen. If
it cannot locate the address, it displays ????. This is a potentially data destroying failure. Contact your
support representative.
*Parity Check 2 nnnn
Parity error found in the I/O bus. BIOS attempts to locate the address and display it on the screen. If it
cannot locate the address, it displays ????. This is a potentially data-destroying failure. Contact your
support representative.
*Press <F1> to resume, <F2> to SETUP
Displayed after any recoverable error message. Press the [F1] key to continue the boot process or the [F2]
key to enter Setup and change any settings.
*Previous boot incomplete – Default configuration used
Previous Power On Self Test did not complete successfully. The Power On Self Test will load default
values and offer to run Setup. If the previous failure was caused by incorrect values and they are not
corrected, the next boot will likely fail also. If using the default settings does not allow you to complete a
successful boot sequence, you should turn off the power and contact your support representative.
*Real time clock error
Real-time clock fails BIOS test. May require board repair. Contact your support representative.
*Shadow RAM Failed at offset: nnnn
Shadow RAM failed at offset nnnn of the 64k block at which the error was detected. You are risking data
corruption if you continue. Contact your support representative.