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Troubleshooting
2-5
Table 2-1
Warning Messages
Message Description
Clock not ticking correctly The real-time clock is not ticking. Replace the real time clock
CMOS checksum invalid, run SCU CMOS RAM information has been corrupted and needs to be
reinitialized by running Computer Setup.
CMOS failure, run SCU CMOS RAM has lost power and needs to be reinitialized by running
Computer Setup.
Floppy controller failed The diskette drive controller failed to respond to the reset
command. Power - down the system and check all appropriate
connections. If the diskette drive controller continues to fail, you
may need to replace the system board.
Floppy disk track 0 failed The diskette drive cannot read track 0 of the diskette in the drive.
Try another diskette. If the problem persists, you may need to
replace the diskette drive.
Floppy information invalid, run SCU The drive parameters stored in CMOS RAM do not match the
diskette drives detected in the system. Run Computer Setup.
Hard disk controller error The hard drive controller failed to respond to the reset command.
Check the drive parameters. Power down the system and check all
appropriate connections.
Hardware info does not match video
card, run SCU
The video adapter type specified in CMOS RAM does not match the
installed hardware. Run Computer Setup.
Keyboard controller failure The keyboard failed the self-test command. Replace the keyboard.
Keyboard failure The keyboard failed to respond to the RESET ID command.
Press
F1
.
No interrupts from Timer 0 The periodic timer interrupt is not occurring. Press F1.
RAM parity error at location xxxx A RAM parity error occurred at the specified (hex) location.
Press
F1
.
ROM at xxxx (LENGTH yyyy) with
nonzero checksum (zz)
An illegal adapter ROM was located at the specified address. An
external adapter (such as a video card) may be causing the conflict.
Run Computer Setup.
Time/Date corrupt - run SCU The time and date stored in the real time clock have been
corrupted, possibly by a power loss. Run Computer Setup.
Unexpected amount of memory,
run SCU
The amount of memory detected by POST does not match the
amount specified in CMOS RAM. Run Computer Setup.
Hard disk xx failure (or error) A failure or an error occurred when trying to access the hard drive.
Press F1 and continue.