Solving Printer Problems - HP Z8 G4 Maintenance And Service Manual

There is no sound or sound volume is too low.
Cause
The application is set to use a different audio device than speakers.
Some applications can select which audio output device is used.
The operating system controls may be set to use a different audio
device as the default output device than what is expected.

Solving printer problems

If you encounter printer problems, see the documentation that came with the printer and to the common causes
and solutions listed in the following table.
Printer will not print.
Cause
Printer is not turned on and online.
The correct printer drivers 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.
Printer will not turn on.
Cause
The cables may not be connected properly.
Printer prints garbled information.
Cause
The correct printer driver for the application is not installed.
62 Chapter 6 Troubleshooting without diagnostics
Solution
Some graphics cards support audio over the DisplayPort connection
(if applicable), so multiple audio devices may be listed in Device
Manager. Make sure the correct device is being used.
To access Device Manager, type device manager in the taskbar
search box, and then select Device Manager from the list of
applications.
Make sure the application has selected the correct audio device.
Set the operating system to use the correct audio device.
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.
To run MS-DOS commands, press the Windows key + r, type cmd in
the Open box, and then click OK.
Make the proper network connections to the printer.
Run printer self-test.
Solution
Reconnect all cables and check the power cord and electrical outlet.
Solution
Install the correct printer driver for the application.