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ERIES
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Presario 1800 Series
Models: XL180, XL181, XL182, XL183, XL184, XL185,
and XL190, XL191, XL192
Display Solutions
This section lists some causes and solutions for common Notebook display and external
monitor problems.
You can perform a monitor self-test on an external VGA color or monochrome monitor by
completing the following steps:
1. Turn off the monitor.
2. Turn off the Notebook.
3. Disconnect the monitor signal cable from the Notebook.
4. Turn on the monitor and allow it to warm up for one minute.
The display should be white. A narrow black border may also appear on the left and right
sides of the display. Either of these displays indicates that the monitor is working properly.
Diskette drive cannot
read a diskette.
Diskette is not formatted. Format the diskette. At the
system prompt, enter
FORMAT A:
Cannot boot from
diskette.
Bootable diskette is not in the
diskette drive.
Put the bootable diskette in the
diskette drive.
Diskette Boot has incorrect
setting in Setup.
Run Setup and set diskette as first
to boot.
Display
Problem Probable Cause Solution(s)
Screen is dim. Brightness control
(if applicable) is not set
properly.
Adjust the brightness of the
display by using Fn+F7 or
Fn+F8.
The Notebook display is in
direct light.
Tilt display or move Notebook.
Screen is blank. Screen save was initiated by
Power Properties due to lack
of user activity.
Press any key or touch the
TouchPad.
Display has overheated. If the Notebook is in direct
sunlight, move it and allow it to
cool off.
Diskette Drive
Problem Probable Cause Solution(s)