Solving Printer Problems; Solving Keyboard And Mouse Problems - HP Compaq Businessdc7600 Service & Reference Manual

Troubleshooting Without Diagnostics

Solving Printer Problems

Solving Printer Problems
Problem
Printer will not print.
Printer will not turn on.
Printer prints garbled
information.
Printer is offline.

Solving Keyboard and Mouse Problems

Solving Keyboard and Mouse Problems
Problem
Keyboard commands and
typing are not recognized
by the computer.
D–16
Cause
Printer is not turned on
and online.
The correct printer
driver for the
application are not
installed.
If you are on a network,
you may not have made
the connection to the
printer.
Printer may have failed.
The cables may not be
connected properly.
The correct printer
driver is not installed.
The cables may not be
connected properly.
Printer memory may be
overloaded.
The printer may be out
of paper.
Cause
Keyboard connector
is not properly
connected.
Program in use has
stopped responding
to commands.
390742-001
Solution
Turn the printer on and make sure it
is online.
1. Install the correct printer driver
for the application.
2. Try printing using the
MS-DOS command:
DIR C:\ > [printer port]
where [printer port] is the
address of the printer being
used. If the printer works, reload
the printer driver.
Make the proper network
connections to the printer.
Run printer self-test.
Reconnect all cables.
Install the correct printer driver for
the application.
Reconnect all cables.
Reset the printer by turning it off for
one minute, then turn it back on.
1. Check the paper tray and refill it
if it is empty.
2. Select online.
Solution
1. Turn off the computer.
2. Reconnect the keyboard to the
back of the computer and
restart the computer.
Shut down the computer using
the mouse and then restart the
computer.
Service Reference Guide, dc7600