Solving System Problems 10-5
POST Error Messages
Error Message Explanation
Previous POST did not
complete successfully.
POST loads default values and offers to run Setup. If the failure
was caused by incorrect values and they are not corrected, the
next boot will likely fail. On systems with wait states, improper
Setup settings can also terminate POST and cause this error on
the next boot. Run Setup and verify that the wait-state
configuration is correct. This error is cleared the next time the
system is booted.
Real time clock error Real-time clock fails BIOS test. It may require board repair.
Shadow Ram Failed at offset:
nnnn
Shadow RAM failed at offset nnnn of the 64k block at which the
error was detected.
System battery is dead -
Replace and run SETUP
The CMOS clock battery indicator shows the battery is dead.
Replace the battery and run Setup to reconfigure the system.
System cache error – Cache
disabled
RAM cache failed the BIOS test. BIOS disabled the cache.
System CMOS checksum bad
– run SETUP
CMOS has been corrupted or modified incorrectly, perhaps by an
application program that changes data stored in CMOS. Run
Setup and reconfigure the system either using the Default Values
and/or making your own selections.
System RAM Failed at offset:
nnnn
System RAM failed at offset nnnn of the 64k block at which the
error was detected.
System timer error The timer test failed. Requires repair of system board.
If You Need Assistance
If you have a problem with your computer, first review the checklist and
troubleshooting table in the previous section.
If you still have a problem, see Chapter 11, “Getting Service and Support,” for details
about contacting NECC.
Note
If you purchased and are using this product outside the U.S. or Canada,
please contact the local NECC office or their dealers for the support and service
available in your country.