M7S-Hi System Board Manual
Appendix B: POST Messages
55
Appendix
B
POST Messages
The following table lists the Power On Self Test (POST)
messages, possible causes and solutions.
Message
Possible Cause
Solution
CPU FAN FAILED
DURING
PREVIOUS
OPERATION
Fan failed due to a
fan electrical problem,
or the option enabled
with incorrect fan
used.
Replace bad fan.
You must use a fan
with a power
connector that
connects to the
system board.
DISKETTE DRIVE
A FAILURE
Drive A failed or is
missing.
Check Setup and
cable connections.
DISKETTE DRIVE
B FAILURE
Drive B failed or is
missing.
Check Setup and
cable connections.
EXTENDED RAM
FAILED AT
OFFSET: nnnn
Extended memory not
working or configured
properly.
Replace defective
memory.
FAILING BITS:
nnnn
Memory failure in
System, Extended, or
Shadow memory.
Replace defective
memory.
FIXED DISK X
FAILURE (where X
=0 or 1)
The hard disk is not
configured or working
properly.
Rerun SETUP and
check connections,
or replace hard disk.
FIXED DISK
CONTROLLER
FAILURE
The controller card
has failed.
Check configuration
and connections, or
replace controller
card.
INCORRECT
DRIVE A TYPE
Floppy drive A: not
set correctly in Setup.
Run Setup.
INCORRECT
DRIVE B TYPE
Floppy drive B: not
set correctly in Setup.
Run Setup.
INVALID NVRAM
MEDIA TYPE
NVRAM chip is bad.
Requires repair of
system board.
KEYBOARD
ERROR, or
KEYBOARD
CONTROLLER
ERROR
The keyboard or
keyboard controller
failed.
Check connections.
You may have to
replace the keyboard
or controller.
