Troubleshooting
69
FILE LOCATION: S:\systems\Roush ATG\QRG\A00\EN\source\trouble.fm
D E L L CO N F I D E N T I A L – P R E L I MI N A RY 2/ 1 0 /0 8 - F O R PR O O F O N LY
CO MP U T E R
T H R O U G H
T H E
S
T A RT
M E N U
S
C A N
T H E
C O M P U T E R
F O R
SP Y WA RE
—
If you are experiencing slow computer
performance, you frequently receive pop-up advertisements, or you are having
problems connecting to the Internet, your computer might be infected with
spyware. Use an anti-virus program that includes anti-spyware protection
(your program may require an upgrade) to scan the computer and remove
spyware. For more information, go to
support.dell.com
and search for the
keyword
spyware
.
R
U N
T H E
D
E L L
D
I A G N O S T I C S
—
If all tests run successfully, the error condition
is related to a software problem (see "Dell Diagnostics" on page 52).
Video and Display Problems
CAUTION:
Before you begin any of the procedures in this section, follow the
safety instructions in the the safety information that shipped with your computer.
If the display is blank
NOTE:
If you are using a program that requires a higher resolution than your
computer supports, it is recommended that you attach an external monitor to your
computer.
C
H E C K
T H E
B A T T E R Y
—
If you are using a battery to power your computer, the
battery charge may be depleted. Connect the computer to an electrical outlet
using the AC adapter, and then turn on the computer.
T
ES T
T H E
EL E CT R I C A L
O U T L E T
—
Ensure that the electrical outlet is working by
testing it with another device, such as a lamp.
C
H E C K
T H E
AC
A D A P T E R
—
Check the AC adapter cable connections. If the
AC adapter has a light, ensure that the light is on.
C
O N N E C T
T H E
C O M PU T ER
D I RE C T L Y
T O
A N
E L E CT R I C A L
O U T L E T
—
Bypass power
protection devices, power strips, and extension cables to verify that the
computer turns on.
A
D J U ST
T H E
PO WE R
P RO P E R TI E S
—
Search for the keyword
sleep
in Windows
Help and Support.
S
W I T CH
T H E
V I D E O
I M A G E
—
If your computer is attached to an external
monitor, press <Fn><F8> to switch the video image to the display.
If the display is difficult to read
A
D J U ST
T H E
B R I G H T N E S S
—
Press <Fn> and the up- or down-arrow key.