Digital Equipment STARION 20 Series, Service Maintenance Manual

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Digital STARION 9xx & 20xx PC Troubleshooting
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POST and Boot Error Messages
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Message Problem Solution
Monitor type
does not match
CMOS - Run
SETUP Monitor type has been
incorrectly specified. Run the BIOS Setup utility and set the correct
monitor type.
Operating
system not
found The operating system cannot be
found on drive A or drive C. Run the BIOS Setup utility and correctly identify
drive A or drive C. Correctly install the operating
system. Refer to the supplied operating system
documentation.
Press <F1> to
resume, <F2> to
Setup This message appears after any
recoverable error message. Press <F1> to reboot or <F2> to enter the BIOS
Setup utility to make any necessary changes.
Real time clock
error Real-time clock failed BIOS test. Replace real-time clock and then run the BIOS
Setup utility to restore previous configuration
information.
System cache
error - Cache
disabled
RAM cache failed. Run the BIOS Setup utility and restore all settings
to original values. If the problem persists, replace
the defective cache memory.
System CMOS
checksum bad -
run SETUP Battery/real-time clock failed. Correct the address conflict using the BIOS Setup
utility. If the problem persists, replace the
battery/real-time clock.
System RAM
failed at offset:
nnnn System RAM failed. Run the BIOS Setup utility and restore all settings
to original values. If the problem persists, replace
the defective memory.
System timer
error The computer's timer test failed. Run the BIOS Setup utility and restore all settings
to original values. If the problem persists, replace
the defective component.
Shadow RAM
Failed at offset:
nnnn
Shadow RAM failed. Run the BIOS Setup utility and disable failed
shadow memory region.
System battery
is dead -
Replace and
run SETUP Battery/real-time clock failed. Replace the battery and then run the BIOS Setup
utility to restore previous configuration
information.
POST and Boot Informational Messages
Message Description
nnnn Cache SRAM Passed Where nnnn is the amount of computer cache (in kilobytes) that tested
successfully.
Entering SETUP BIOS Setup utility runs.
Extended RAM Passed
Where nnnn is the amount of extended memory (in kilobytes) that
tested successfully.