Dell OptiPlex E1 Service Manual page 45

Seek error
Seek operation
failed
Shutdown
failure
Time-of-day
clock stopped
Time-of-day not
set
Timer chip
counter 2
failed
Unexpected
interrupt in
protected mode
Write fault
Write fault on
selected drive
FRQWLQXHG
MS-DOS unable to
locate specific track on
diskette or hard-disk
drive.
System could not find
particular address mark
on disk.
System board chip
faulty.
Backup battery low.
Time or date setting in
System Setup program
incorrect or system bat-
tery bad.
Timer circuit on system
board malfunctioning.
Keyboard/mouse con-
troller malfunctioning or
one or more DIMMs
improperly seated.
MS-DOS cannot write
to diskette or hard-disk
drive.
Beep Codes and Error Messages
Defective diskette or
hard-disk drive.
Faulty diskette or hard-
disk drive.
Defective system board.
Defective battery or
faulty chip (defective sys-
tem board).
Incorrect Time or Date
settings or defective sys-
tem battery.
Defective system board.
Improperly seated
DIMMs or faulty key-
board/mouse controller
chip (defective system
board).
Faulty diskette or hard-
disk drive.
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