If The Display Is Difficult To Read; If Only Part Of The Display Is Readable - Dell Latitude D430 User Manual

If the display is difficult to read

D J U S T T H E B R I G H T N E S S
A
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
includes a subwoofer, ensure that the subwoofer is at least 60 cm (2 ft) away from the computer or external monitor.
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
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appliances.
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
R
picture quality.
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
A W
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.
U N T H E I D E O D I A G N O S T I C S T E S T S
R V
display is not completely blank, run the Video device group in the Dell Diagnostics (see "Dell Diagnostics" on
contact Dell (see
page 69). Then
E E R R O R E S S A G E S
S "E M

If only part of the display is readable

O N N E C T A N E X T E R N A L M O N I T O R
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1 Shut down your computer and connect an external monitor to the computer.
2 Turn on the computer and the monitor and adjust the monitor brightness and contrast controls.
If the external monitor works, the computer display or video controller may be defective. Contact Dell
(see "Contacting Dell" on page 126).
88
Troubleshooting
— Press <Fn> and the up- or down-arrow key.
— Turn off nearby fans, fluorescent lights, halogen lamps, or other
—
— If no error message appears and you still have a display problem, but the
"Contacting Dell" on page 126
" — If an error message appears, see "Error Messages" on page 76.
—
— If your external speaker system
— Eliminate sunlight glare, which can cause poor
).