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3-4 Dell OptiPlex GX
pro
Systems Service Manual
Table 3-2. System Error Messages
Message Definition Probable Causes
Address mark
not found
Attachment
failed to
respond
BIOS found faulty disk
sector or could not find
particular disk sector.
Diskette drive or hard-
disk drive controller
cannot send data to
associated drive.
Faulty diskette/tape drive
subsystem or hard-disk
drive subsystem (defec-
tive system board). Faulty
interface cable or connec-
tor.
Bad command
or file name
Command entered does
not exist or is not in
pathname specified.
Bad command.
Bad error-
correction
code(ECC) on
disk read
Controller
has failed
Diskette drive or hard-
disk drive controller
detected uncorrectable
read error.
Hard-disk drive or
associated controller
defective.
Faulty diskette/tape drive
subsystem or hard-disk
drive subsystem (defec-
tive system board).
Data error System received un-
recoverable data-read
error from diskette or
hard-disk drive.
Faulty diskette, diskette
drive, or hard-disk drive.
Decreasing
available mem-
ory
Read/write failure
during POST prevents
system from using
available memory.
One or more DIMMs
faulty or improperly
seated.
Diskette
drive 0 seek
failure
Diskette
drive 1 seek
failure
Diskette/tape drive con-
troller could not locate
specific sector or track.
Faulty or improperly
inserted diskette,
incorrect settings in Sys-
tem Setup program,
loose diskette/tape drive
interface cable, or loose
power cable.
Diskette read
failure
Failure occurred while
system attempted to
read diskette.
Faulty diskette, faulty or
improperly connected
diskette/tape drive inter-
face cable, or loose power
cable.