Dell Inspiron 1200, Owner'S Manual

Page: 96 / 164

96
Troubleshooting
C
H E C K T H E SYS TE M S E T U P P RO G RA M SE T T I N G S
—
Verify that the system setup
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 SE C O N T R O L L E R
—
To test the mouse controller (which affects
pointer movement) and the operation of the touch pad or mouse buttons,
run the Mouse test in the Poin t ing Devices test group in the Dell Diagnostics
(see "Dell Diagnostics" on page 79).
R
E I N S TA L L T H E T O U C H P A D D RI VE R
—
See "Reinstalling Drivers and Utilities"
on page 106.
Video and Monitor Problems
CAUTION:
Before you begin any of the procedures in this section, follow the
safety instructions in the
Product Information Guide
.
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 TS
—
See "Diagnostic Lights" on page 73.
C
H E C K T H E M O N I T O R S E TT I N G S
—
See the monitor documentation for
instructions on adjusting the contrast and brightness, demagnetizing
(degaussing) the monitor, and running the monitor self-test.
A
D J U S T T H E
W
I N D O W S D I S P L A Y SE T T I NG 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 .
book.book Page 96 Wednesday, December 12, 2007 10:32 AM