Solving Display Screen Problems - Compaq Armada 4100 Reference Manual

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Solving Display Screen Problems

Some common causes and solutions for display screen problems
are listed in the following table.
Problem
Characters are dim.
Screen is blank.
Screen is blank and
the power/suspend
indicator is blinking.
Display Screen Problems and Solutions
Possible Cause
Brightness/Contrast
controls not properly set.
Computer screen is in
direct light.
You may have a screen
blanking utility installed.
Brightness/contrast
needs adjusting.
Screen has overheated.
System is in Suspend.
System is in Suspend
and
QuickLock/QuickBlank
has initiated.
Solution
Press hotkeys Fn+F9 to
adjust contract. On models
with a passive matrix dis-
play, you can also press
Fn+F10 to adjust
brightness.
Tilt display or move
computer.
Press any key and/or enter
your password.
Use the hotkeys to adjust
the brightness/contrast.
NOTE: On models with
color TFT displays, contrast
is not applicable.
If computer is in direct sun-
light, move it and allow it to
cool off.
Press the suspend button
to exit Suspend.
Exit Suspend and enter
your power-on password.
Troubleshooting
Continued
14-15