HP xw4600 Service And Technical Reference Manual page 146

Table 5-18 POST error messages (continued)
Screen message
605—Diskette Drive Type
Error
912—Computer Cover Has
Been Removed Since Last
System Start Up
914— Coil is not Connected
916—Power Button Not
Connected
917—Front Audio Not
Connected
918—Front USB Not
Connected
960—CPU Overtemp
occurred
1720—SMART Hard Drive
Detect Imminent Failure
1780—Disk 0 Failure
138 Chapter 5 System diagnostics and troubleshooting
Probable cause
Mismatch in drive type.
N/A
Mechanism is missing or not
connected.
The power button is not connected.
The front audio cable is not connected. Connect front audio cable.
Front USB is not connected.
The ambient temperature could
exceed operating limits
(maximum=95F), or there are
obstructions to airflow, including dust
buildup.
Hard drive is about to fail. (Some hard
drives have a firmware patch that fixes
erroneous error messages.)
The drive is not installed correctly or
has failed.
Recommended action
4. Replace diskette drive.
5. Replace the system board.
1. Run the Computer Setup (F10) Utility.
2. Disconnect any other diskette controller devices
(tape drives).
3. Clear CMOS.
No action required.
1. Reconnect or replace ing mechanism.
2. Reseat or replace ing mechanism cable.
Connect power button.
Connect front USB cable.
1. Be sure you are not operating the system in an
environment that exceeds 95F.
2. Disconnect power and open the access panel.
3. Verify that cables are not blocking processor
heatsink fans or front fan (if installed).
4. Verify that there is not excessive dust on major
components.
5. If airflow is acceptable and there is not excessive
dust, the thermal sensing circuitry has failed on the
processors or on the system board. You must
replace the processors and/or the system board.
1. Determine if hard drive is giving correct error
message.
2. Run the Drive Protection System test (if
applicable).
3. Apply firmware patch (if applicable).
See http://www.hp.com/support.
4. Back up contents and replace the hard drive.
1. Be sure that any jumpers are set correctly, and
that power and drive cables are connected, both
to the drive and the system board.
2. Verify that the cables are the correct cables for
your computer model. If this message persists,
your workstation might require service.
ENWW