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Solving screen problems – Compaq 3500 User Manual

Page 150

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Troubleshooting 16-19

Writer: Lorise Fazio Saved by: J Abercrombie Saved date: 12/08/98 4:55 PM

Part Number: 310296-002 File name: Ch16.doc

Solving Screen Problems

Problem

Possible Cause

Solution

Characters on
computer display
are dim

The brightness and/
or contrast controls
are not properly set.

Press Fn+F10 to adjust
brightness. On models
with passive matrix
displays, you can also
press Fn+F9 to adjust
contrast.

Screen is blank and
the power/suspend
light is on

A screen blanking
utility is initiated.

Press any key and/or
enter your power-on
password to return your
information to the screen.

Brightness and
contrast need
adjusting.

Press

Fn+F10

to adjust

brightness. On models
with passive matrix
displays, you can also
press

Fn+F9

to adjust

contrast.

Screen save was
initiated.

Press any key to return
your information to the
screen.

Screen is blank and
the power/suspend
light is blinking

Suspend is initiated.

Exit Suspend by pressing
the suspend button

Screen is blank and
the battery charge
light is blinking

Computer entered a
low battery condition.

If possible, immediately
connect the computer to
an external power source.
If an external power
source is not available,
initiate Hibernation by
pressing

Fn

+ the power

button, or let the computer
automatically go into
Hibernation.
The computer has not
completed Hibernation
until all lights are off.

NOTE:

The popup windows used to control brightness and contrast

display correctly only when you are in an application that supports the
popup video mode. If the popups do not display correctly, exit your
application and press the hotkeys again to invoke the popup windows.

Continued