Owners Manual

Error message Description
Keyboard failure A cable or connector may be loose, or the keyboard or keyboard/mouse controller may be faulty.
Memory address
line failure at
address, read
value expecting
value
A memory module may be faulty or improperly seated. Reinstall the memory modules and, if necessary, replace
them.
Memory allocation
error
The software you are attempting to run is conflicting with the operating system, another program, or a utility.
Memory data line
failure at address,
read value
expecting value
A memory module may be faulty or improperly seated. Reinstall the memory modules and, if necessary, replace
them.
Memory double
word logic failure
at address, read
value expecting
value
A memory module may be faulty or improperly seated. Reinstall the memory modules and, if necessary, replace
them.
Memory odd/even
logic failure at
address, read
value expecting
value
A memory module may be faulty or improperly seated. Reinstall the memory modules and, if necessary, replace
them
Memory write/
read failure at
address, read
value expecting
value
A memory module may be faulty or improperly seated. Reinstall the memory modules and, if necessary, replace
them.
Memory size in
CMOS invalid
The amount of memory recorded in the computer configuration information does not match the memory installed
in the computer.
Memory tests
terminated by
keystroke
A keystroke interrupted the memory test.
No boot device
available
The computer cannot find the floppy disk or hard drive.
No boot sector on
hard-disk drive
The computer configuration information in System Setup may be incorrect.
No timer tick
interrupt
A chip on the system board might be malfunctioning.
Non-system disk
or disk error
The floppy disk in drive A does not have a bootable operating system installed on it. Either replace the floppy disk
with one that has a bootable operating system, or remove the floppy disk from drive A and restart the computer.
Not a boot
diskette
The operating system is trying to boot to a floppy disk that does not have a bootable operating system installed on
it. Insert a bootable floppy disk.
Plug and play
configuration
error
The computer encountered a problem while trying to configure one or more cards.
Read fault The operating system cannot read from the floppy or hard drive, the computer could not find a particular sector
on the disk, or the requested sector is defective.
Requested sector
not found
The operating system cannot read from the floppy or hard drive, the computer could not find a particular sector
on the disk, or the requested sector is defective.
Reset failed The disk re-set operation failed.
Sector not found The operating system cannot locate a sector on the floppy or hard drive.
Seek error The operating system cannot find a specific track on the floppy disk or hard drive.
36 Diagnostics