HP xw8400 Service And Technical Reference Manual page 135

Table 5-18 POST error messages (continued)
Screen Message
1151–Serial Port 1 Address
Conflict Detected.
1155–Serial Port Address
Conflict Detected.
1201–System Audio Address
Conflict Detected.
1202–MIDI Port Address
Conflict Detected.
1203–Game Port Address
Conflict Detected.
1720 SMART Hard Drive
Detect Imminent Failure.
1783–Disk 0 Failure.
1784–Disk 1 Failure.
ENWW
Probable Cause
Both external and internal serial ports
are assigned to COM1.
Both external and internal serial ports
are assigned to same IRQ.
Device IRQ address conflicts with
another device. (Usually due to an
add-in audio card.)
Device IRQ address conflicts with
another device. (Usually due to an
add-in audio card.)
Device IRQ address conflicts with
another device. (Usually due to an
add-in audio card.)
Hard drive is about to fail. (Some hard
drives have a firmware patch that will
fix an erroneous error message.)
The drive is not installed correctly or
has failed.
The drive is not installed correctly or
has failed.
Recommended Action
4. Check 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, the system board, or both.
1. Remove any COM port expansion cards.
2. Clear CMOS.
3. Reconfigure card resources and run Computer
Setup (F10 Setup).
4. Run Computer Setup or Windows utilities.
1. Remove any COM port expansion cards.
2. Clear CMOS.
3. Reconfigure card resources and run Computer
Setup (F10 Setup).
4. Run Computer Setup or Windows utilities.
Reset the IRQ.
Reset the IRQ.
Reset the IRQ.
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 hard drive.
1. Be sure that power and drive cables are connected
to the drive and to the system board.
2. Verify that the cables are the correct cables for
your computer model.
3. If this message persists, you might need service
for your workstation.
1. Be sure that power and drive cables are connected
to the drive and to the system board.
2. Verify that the cables are the correct cables for
your computer model.
If this message persists, you might need service for
your workstation.
POST error messages 127