If The Display Is Difficult To Read - Dell Inspiron 1520 Owner's Manual

C H E C K T H E B A T T E R Y
battery charge may be depleted. Connect the computer to an electrical outlet
using the AC adapter, and then turn on the computer.
T E S T T H E E L E C T R I C A L O U T L E T
testing it with another device, such as a lamp.
C H E C K T H E AC
AC adapter has a light, ensure that the light is on.
C O N N E C T T H E C O M P U T E R D I R E C T L Y T O A N E L E C T R I C A L O U T L E T
protection devices, power strips, and extension cables to verify that the
computer turns on.
A D J U S T T H E P O W E R P R O P E R T I E S
Help and Support.
S W I T C H T H E V I D E O I M A G E
monitor, press <Fn><F8> to switch the video image to the display.

If the display is difficult to read

A D J U S T T H E B R I G H T N E S S
O V E T H E E X T E R N A L S U B W O O F E R A W A Y F R O M T H E C O M P U T E R O R M O N I T O R
M
your external speaker system includes a subwoofer, ensure that the subwoofer
is at least 60 cm (2 ft) away from the computer or external monitor.
E L I M I N A T E P O S S I B L E I N T E R F E R E N C E
halogen lamps, or other appliances.
R O T A T E T H E C O M P U T E R T O F A C E A D I F F E R E N T D I R E C T I O N
glare, which can cause poor picture quality.
A D J U S T T H E W
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.
Windows Vista
1 Click Start
Personalization→ Display Settings.
2 Adjust Resolution and Colors settings, as needed.
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Troubleshooting
If you are using a battery to power your computer, the
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Check the AC adapter cable connections. If the
A D A P T E R —
If your computer is attached to an external
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Press <Fn> and the up- or down-arrow key.
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I N D O W S D I S P L A Y S E T T I N G S
→ Control Panel→ Hardware and Sound→
Ensure that the electrical outlet is working by
Search for the keyword sleep in Windows
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Turn off nearby fans, fluorescent lights,
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Bypass power
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Eliminate sunlight
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If
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