4 Troubleshooting Your PC
If There Is a Serial or Parallel Port Test Error
68
English
If There Is a Serial or Parallel Port Test Error
Problem
Check
How
Power-On-Self-Test
displays a port test
error.
The port is correctly
configured in the PC’s
Setup
program.
•
Switch the PC OFF then ON.
•
When the message F2 Setup appears, press
the F2 key.
•
Check the port is enabled and the correct
type is selected.
If the PC still has a problem
The PC by running the
diagnostic tools software.
Refer to page 84.
All connected devices are
correctly connected and
switched on.
•
Switch off the PC.
•
Plug the cables into the correct connectors
on the back of the PC.
•
Switch on the PC and the external devices.
The correct device drivers
are installed.
Refer to the device documentation.
Check the system board is
working.
•
Disconnect the power cord.
•
Open the PC.
•
Replace the system board by a known good
board from a similar PC.
•
Close the PC, reconnect the power cord and
check that the PC works.
•
If the port works, contact HP Support or
your authorized dealer for further
troubleshooting information.
If the problem persists, contact your authorized dealer
bird.bk : bird-up4.fb4 Page 68 Tuesday, June 9, 1998 2:38 PM