Beep Codes and Error Messages 3-7
Bad error-
correction code
(ECC) on disk
read
Diskette drive or hard-
disk drive controller
detected an uncorrect-
able read error.
F aulty diskette/tape dri ve
subsystem or hard-disk
drive subsystem (defec-
tive system board).
Boot: Couldn’t
find NTLDR A nonbootable disk ette
formatted with Win-
dows NT was detected
in the diskette drive.
A nonbootable disk et te i s
preventing the system
from booting. Remove
the disk ette to boot the
system from the hard-
disk drive or from a
bootable diskette.
Controller has
failed Hard-disk drive or
associated controller is
defective.
Faulty hard-disk drive
subsystem or defective
syst em board.
Data error S ystem received un-
recoverable data-read
error from disk ette or
hard-disk drive.
Faulty diskette, diskette
drive, or hard-disk drive.
Decreasing
available
memory
Read/wri te failure
during POS T prevents
sys tem from using a v ail-
able memory.
One or more DIMMs are
faulty or improperly
seated.
Diskette drive 0
seek failure
Diskette drive 1
seek failure
Diskette/tape driv e con-
troller could not locate
specific sector or track.
Faulty or improperly
inserted diskette,
incorrect sett ings in Sys-
tem Setup program,
loose diskette/tape drive
interface cable, or loose
po wer cable.
Diskette read
failure Failure occurred while
syst em attempted to
read diskette.
Faulty diskette, faulty or
improperly connected
diskette/t ape drive inter-
face cable, or loose
po wer cable.
Diskette sub-
system reset
failed
S ystem could not suc-
cessfu lly issue reset
command to diskette
controller.
F aulty diskette/tape drive
controller (defective sys-
tem board).
Diskette write
protected Diskette write-protect
featur e was activated. Diskette is write-
protected.
Drive not ready Diskette is missing from
or is improperly inserted
in diskette drive.
Missin g, defective, un-
formatted, or improperly
inserted diskette.
ECC memory
error Uncorrectable multi bit
ECC memory error is
detected.
Faulty or improperly
seated DIMMs or defec-
tiv e system board.