HP Workstation xw4100, Service And Technical Reference Manual

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hp workstation xw4100 service and technical reference guide 5–11
system diagnostics and troubleshooting
memory
keyboard
NOTE:
Holding any key down during the boot-up sequence causes the Basic Input Output System
(BIOS) to beep, as a warning of possible keyboard problems. Wait until after the system has
booted, then press the
Num Lock
key. If the
Num Lock
light on the keyboard toggles on and
off with each press of the key, the keyboard is functioning properly.
error code description recommended action
0200-xx Machine ID test failed. Reinsert memory modules and retest.
0202-xx System ROM checksum
failed. The following steps apply to 0202-xx through
0212-xx:
1. Remove one memory module at a time
until the error message stops.
2. Replace other removed modules one at a
time, testing each to ensure the error
does not return.
3. Replace defective modules.
4. If error continues, replace system board
and retest.
0203-xx Write/read test failed.
0204-xx Address test failed.
0205-xxx Walking 1s test failed.
0209-xxx RAM long test failed.
0211-xx Random pattern test failed.
0212-xxx Cache test failed.
0214-xx Noise test failed. The following steps apply to 0214-xx through
0215-xx:
1. Remove one memory module at a time
until the error message stops.
2. Replace other removed modules one at a
time, testing each to ensure the error
does not return.
3. Replace the system board and retest.
0215-xx Random address test failed.
error code description recommended action
0300-xx ID test failed. The following steps apply 0300-xx through
0304-xx:
1. Check the keyboard connection. If dis-
connected, turn the workstation off and
connect the keyboard.
2. Replace the keyboard and retest.
3. Replace the system board and retest.
0301-xx Self-test/interface test failed.
0302-xx Individual key test failed.
0304-xx Repeat test failed.