If There Is A Serial Or Parallel Port Test Error - HP Vectra VL800 Troubleshooting Manual

NOTE
Symptom...
POST displays a port test error.
If the PC still has a problem...
You may need to update the Basic Input Output System (BIOS).
If the problem persists, contact HP Support or your authorized dealer
2 Use or Configuration Problems

If There is a Serial or Parallel Port Test Error

If There is a Serial or Parallel Port Test Error
Before removing the cover, always switch off the display and PC.
Disconnect the power cord and any accessory cables. When checks
have been completed, close the PC and reconnect the power cord and
accessory cables. Verify that the PC boots correctly.
Check that...
The port is correctly configured in the
Setup program.
Restore the default settings in the Setup
program.
All connected devices are correctly
connected and switched on.
The correct device drivers are installed.
Check that...
The system board is working.
26
How...
1 Switch the PC OFF then ON.
2 When the message Press F2 to Enter Setup appears,
press the F2 key.
3 Check the port is enabled and the correct setting is selected
under Integrated I/O Ports in the Advanced menu.
1 When the message Press F2 to Enter Setup appears,
press the F2 key.
2 Press the F9 key to restore the default settings.
1 Plug the cables into the correct connectors on the PC rear
panel.
2 Switch on the PC and the external devices.
Refer to the device documentation.
Create a bootable floppy to update the BIOS. Refer to page 31.
How...
1 Replace the system board by a known working board from the
same model of PC.
2 Close the PC, reconnect the power cord and check that the PC
works.
3 If the port works, contact HP Support or your authorized
dealer for further troubleshooting information.