If Your Keyboard Or Mouse Does Not Work; If Your Printer Does Not Work - HP 5/xx Series 4 User Manual

If Your Keyboard or Mouse Does Not Work

1 Ensure that the keyboard or mouse is correctly connected.
2 Ensure that the mouse driver supplied with the preloaded software
is installed correctly. (Choose a Logitech® mouse driver in Windows
SETUP.)
3 Clean the mouse ball and rollers as shown in the figure below (use a
non-residual contact cleaner).
Cleaning the mouse rollers

If Your Printer Does Not Work

1 Make sure the printer's power switch is ON.
2 Verify that the power cord is plugged into the power outlet and the
printer.
3 Verify that you have the correct cable for the printer. Make sure that
it is securely connected to the correct connector (port) on the PC
and printer.
4 Check that the printer is on-line.
5 Troubleshooting Your PC
If Your PC Has a Hardware Problem
Cleaning the mouse ball
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