Keyboard/Mouse Problems - NEC POWERMATE VT 300 Manual

T
Distorted image appears on your monitor screen.
Adjust the monitor's video controls. If this does not help,
turn the monitor off for several seconds, then back on.
T
There is constant movement on the screen.
A magnetic field is affecting your monitor. Move any
devices (fan, motor, another monitor) that generate
magnetic fields away from your monitor.
T
The screen display is fuzzy or flickering; graphics
characters or garbage appears on the screen.
Check that your monitor is set up correctly and that all
connections have been made.
Check that the video refresh rate and video driver are
correct.
Click the right mouse button anywhere on the Windows
desktop and a menu appears. Click on Properties and the
Display Properties window appears.

Keyboard/Mouse Problems

Check the following problem to see the possible cause and
solution.
T
Mouse or keyboard does not respond.
You may have connected the mouse and keyboard after
turning on your system. Turn the system off, make sure
the mouse and keyboard are connected, and turn the
system back on.
T
Image appears on screen but nothing happens when
you use the mouse or keyboard.
Make sure the keyboard or mouse cable is firmly
connected to the rear of the system.
5-6 Solving System Problems