Compaq Deskpro 2000 Service & Reference Manual page 83

Printer
Problem
Printer will not print.
Printer will not turn on.
Prints garbled information.
Printer is offline.
F-6 Troubleshooting Without Diagnostics
Possible Solution
1. Printer is not turned on and online. Turn the printer on and ensure it
is online.
2. Run printer self-test.
3. Reseat both ends of the printer cable.
4. Verify that printer port is enabled in BIOS and in Windows using F10
Setup.
5. Try printing using the DOS command
C:\ [printer port].
Where [printer port] is the port address to which the printer is
connected.
If printer works, problem is with the printer driver. Reload driver.
6. If the computer is on a network, you may not have made the
connection to the printer. Make the proper network connections to
the printer.
The cables may not be connected properly. Reconnect all cables and
check the power cord and electrical outlet.
1. The correct printer drivers for the application are not installed. Install
the correct printer driver for the application.
2. The cables may not be connected properly. Reconnect all cables.
The printer may be out of paper. Check the paper tray and refill it if
empty. Select online.