Video And Monitor Problems - Dell Inspiron 1200 Owner's Manual

C
H E C K T H E S YS T E M S E T U P P R O G R A M S E T T I N G S
program lists the correct device for the pointing device option. (The
computer automatically recognizes a USB mouse without making any setting
adjustments.) For more information on using the system setup program, see
"System Setup Program" on page 101.
T
E S T T H E M O U S E C O N T R O L L E R
pointer movement) and the operation of the touch pad or mouse buttons,
run the Mouse test in the Pointing Devices test group in the Dell Diagnostics
(see "Dell Diagnostics" on page 79).
R
E I N S T A L L T H E T O U C H P A D D R I V E R
on page 106.

Video and Monitor Problems

CAUTION:
safety instructions in the
NOTICE:
If your computer came with a PCI graphics card installed, removal of the
card is not necessary when installing additional graphics cards; however, the card
is required for troubleshooting purposes. If you remove the card, store it in a safe
and secure location. For information about your graphics card, go to
support.dell.com.
The screen is blank
NOTE:
For troubleshooting procedures, see the monitor's documentation.
The screen is difficult to read
C
H E C K T H E D I A G N O S T I C L I G H T S
C
H E C K T H E M O N I T O R S E T T I N G S
instructions on adjusting the contrast and brightness, demagnetizing
(degaussing) the monitor, and running the monitor self-test.
A W
D J U S T T H E I N D O W S D I S P L A Y S E T T I N G S
Windows XP:
1 Click Start→ Control Panel→ Appearance and Themes.
2 Click the area you want to change or click the Display icon.
3 Try different settings for Color quality and Screen resolution.
96
Troubleshooting
To test the mouse controller (which affects
—
Before you begin any of the procedures in this section, follow the
Product Information Guide
—
—
Verify that the system setup
—
See "Reinstalling Drivers and Utilities"
—
See "Diagnostic Lights" on page 73.
See the monitor documentation for
.