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CMOS
Checksum
Failure
CMOS System
Options Not
Set
CMOS Display
Type
Mismatch
CMOS Memory
Size
Mismatch
CMOS Time
and Date Not
Set
program is incorrect or the
battery charge may be low.
computer.
Diskette
Boot Failure
Drive A or B is present but has
failed the BIOS POST.
Ensure that the drive is installed correctly in
the computer and defined correctly in the
system setup program
. Check the interface
cable at both ends.
DMA Error
DMA 1 Error
DMA 2 Error
Error in the DMA controller on
the system board.
The keyboard or system board
may need to
be replaced.
FDD
Controller
Failure
HDD
Controller
Failure
The BIOS cannot communicate
with the floppy drive or hard
drive controller.
Ensure that the drive is installed correctly in
the computer and defined correctly in the
system setup program
. Check the interface
cable at both ends.
INTR1 Error
INTR2 Error
An interrupt channel on the
system board failed to POST.
The keyboard or system board may need to
be replaced.
Invalid Boot
Diskette
The operating system cannot be
located on drive A or drive C.
Enter the system setup program and confirm
that drive A or drive C is properly identified.
Keyboard
Error
The BIOS has detected a stuck
key.
Ensure that nothing is resting on the
keyboard; if a key appears to be stuck,
carefully pry it up. If the problem persists,
you may need to replace the keyboard.
KB/Interface
Error
An error occurred with the
keyboard connector.
Ensure that nothing is resting on the
keyboard; if a key appears to be stuck,
carefully pry it up. If the problem persists,
you may need to replace the keyboard.
No ROM
Basic
The operating system cannot be
located on drive A or drive C.
Enter the system setup program
and confirm
that drive A or drive C is properly identified.
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