Service manual

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TABLE 4 – 5 (CONT.)
NON-FATA L ERROR MESSAGES
non-fatal error messages
Meassage Description & Suggested Solution
Real time clock error
description:
solution:
The on-board clock fails the BIOS test.
May require board repair.
Shadow RAM failed at offset: nnnn
description:
solution:
The shadow RAM failed at the offset nnnn of the 64K block at which the error
was detected.
Try to restart the system. Check that the DIMMs are properly seated.
nnnn Shadow RAM Passed
description: Where nnnn is the amount of shadow RAM in kilobytes successfully tested.
System battery is dead - Replace and run SETUP
description:
solution:
The CMOS clock battery indicator shows the battery is dead.
Replace the battery and run Setup to reconfigure the system.
System BIOS shadowed
description: System BIOS copied to shadow RAM.
System cache error - Cache disabled
description: RAM cache failed the BIOS test and has been disabled.
System CMOS checksum bad - run SETUP
description:
solution:
The CMOS has been corrupted or incorrectly modified, perhaps by an
application program that changes data stored in the CMOS.
Run Setup to reconfigure the system either by getting the Default Values and/or
making your own selections.
System RAM failed at offset: nnnn
description: The system RAM failed at the offset nnnn of the 64K block at which the error
was detected.
nnnn System RAM passed
description: Where nnnn is the amount of system RAM in kilobytes successfully tested.
System timer error
description:
solution:
The timer test failed.
Go to Setup and reset the Date and Time fields.
UMB upper limit segment address: nnnn
description: Displays the address nnnn of the upper limit of Upper Memory Blocks,
indicating released segments of the BIOS which may be reclaimed by a virtual
memory manager.
Video BIOS shadowed
description: Video BIOS successfully copied to shadow RAM.