Dell 9300 If the display is difficult to read, If only part of the display is readable

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 — cause poor picture quality.

A D J U S T T H E W I N D O W S D I S P L A Y S E T T I N G S —

1 Click the Start button and then click Control Panel.

2 Click Appearance and Themes.

3 Click the area you want to change or click the Display icon.

4 Try different settings for Color quality and Screen resolution.

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 —

S W I T C H 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.

C H E C K T H E S YS T E M F O R P O W E R — Ensure that the system has battery power or is plugged into an electrical outlet.

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 — Press <Fn> and the up- or down-arrow key.

M 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 — If 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.

Turn off nearby fans, fluorescent lights, halogen lamps, or

Eliminate sunlight glare, which can

S E E "E R R O R M E S S A G E S " — If an error message appears, see page 61.

If only part of the display is readable

C O N N E C T A N E X T E R N A L M O N I T O R —

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 108.

Solving Problems

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