Solving Keyboard And Mouse Problems - HP ProDesk 405 G2 Microtower Maintenance And Service Manual

Printer will not print.
Cause
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.
The cables may not be connected properly.
Printer memory may be overloaded.
Printer will not print.
Cause
The printer may be out of paper.

Solving keyboard and mouse problems

If you encounter keyboard or mouse problems, see the documentation that came with the equipment and to
the common causes and solutions listed in the following table.
A wireless keyboard/mouse is not working correctly. Symptoms include lagging mouse movement, jumpy mouse/keyboard, or no
function of mouse/keyboard and external drive.
Cause
If your computer is equipped with USB 3.0 ports, connected USB
3.0 devices can interfere with the wireless keyboard USB receiver.
88 Chapter 7 Troubleshooting without diagnostics
Solution
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.
Reconnect all cables.
Reset the printer by turning it off for one minute, then turn it back
on.
Solution
Check the paper tray and refill it if it is empty.
Solution
Connect the wireless keyboard USB receiver to a USB 2.0 port that
is separated from ports with USB 3.0 devices. If you still
experience interference, you may have to place the connectors
farther apart using an external USB hub.