Compaq ProLiant ML330 Maintenance And Service Manual page 56

3-12 Compaq ProLiant ML330 Maintenance and Service Guide
Table 3-2
POST Error Messages
Error Code
301-Keyboard
Error or Test
Fixture Installed
ZZ-301-Keyboard
Error
303-Keyboard
Controller Error
304-Keyboard or
System Unit Error
40X-Parallel
Port X Address
Assignment
Conflict.
404-Parallel Port
Address Conflict
Detected
A hardware
conflict in your
system is keeping
some system
components from
working correctly.
If you have
recently added
new hardware
remove it to see if
it is the cause of
the conflict.
Alternatively, use
Computer Setup
or your operating
system to confirm
that no conflicts
exist.
continued
Audible Beeps Probable Source of
Problem
None Keyboard failure
occurred.
None Keyboard failure
occurred. (ZZ
represents the
Keyboard Scan
Code.)
None System board,
keyboard, or mouse
controller failure
occurred.
None Keyboard, keyboard
cable, or system
board failure.
2 short Both external and
internal ports are
assigned to parallel
port X.
2 short A hardware conflict
in your system is
preventing the
parallel port from
working correctly.
Action
Replace the keyboard.
1. A key is stuck. Try to free it.
2. Replace the keyboard.
1. Run Compaq Diagnostics.
2. Replace failed assembly as
indicated.
1. Make sure the keyboard is
attached.
2. Run Compaq Diagnostics.
3. Replace the indicated part.
Run the BIOS Setup Utility and correct.
1. If you have recently added new
hardware, remove it to see if the
hardware is the cause of the
conflict.
2. Run your BIOS Setup Utility to
reassign resources for the parallel
port and manually resolve the
resource conflict.
3. Run Compaq Diagnostics to
resolve the issue.
continued