Dell OptiPlex N Service Manual page 42

3-8 Dell OptiPlex N Systems Service Manual
Table 3-2. System Error Messages (continued)
Message
No boot device
available
No boot sector
on
hard-disk
drive
No timer tick
interrupt
Non-system
disk or disk
error
Not a boot
diskette
Plug and Play
Configuration
Error
Read fault
Requested sec-
tor not found
Definition
Computer does not rec-
ognize diskette drive or
hard-disk drive from
which it is trying to
boot.
Configuration settings
in System Setup pro-
gram incorrect, or
operating system cor-
rupted.
Timer on system board
malfunctioning.
Diskette in drive A or
hard-disk drive does not
have bootable operating
system installed on it.
No operating system on
diskette.
Computer encountered
problem in trying to
configure one or more
expansion cards.
MS-DOS cannot read
from diskette or hard-
disk drive.
Computer could not find
particular sector on
disk, or requested sec-
tor defective.
Probable Causes
Faulty diskette, diskette/
tape drive subsystem,
hard-disk drive, hard-disk
drive subsystem, or no
boot disk in drive A.
Incorrect configuration
settings in System Setup
program, or no operating
system on hard-disk
drive.
Defective system board.
Faulty diskette, diskette/
tape drive subsystem,
or hard-disk drive
subsystem.
No operating system on
diskette.
System resource conflict.
Faulty diskette, diskette/
tape drive subsystem, or
hard-disk drive sub-
system (defective system
board).