Dell YH242 owner manual Screen is difficult to read

C H E C K T H E M O N I T O R P O W E R L I G H T —

•If the power light is off, firmly press the button to ensure that the monitor is turned on.

•If the power light is lit or blinking, the monitor has power.

•If the power light is blinking, press a key on the keyboard or move the mouse to resume normal operation.

TE S T T H E E L E C T 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 D I A G N O S T I C L I G H T S — See "Diagnostic Lights" on page 65.

The screen is difficult to read

C H E C K T H E M O N I T O R S E T T 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.

M O V E T H E S U B W O O F E R A W A Y F R O M T H E M O N I T O R — If your speaker system includes a subwoofer, ensure that the subwoofer is at least 60 cm (2 ft) away from the monitor.

M O V E T H E M O N I T O R A W A Y F R O M E X T E R N A L P O W E R S O U R C E S — Fans, fluorescent lights, halogen lamps, and other electrical devices can cause the screen image to appear "shaky." Turn off nearby devices to check for interference.

R O T A T E T H E M O N I T O R T O E L I M I N A T E S U N L I G H T G L A R E A N D P O S S I B L E I N T E R F E R E N C E

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 Start, click Control Panel, and then click Appearance and Themes. 2 Click Display, then click the Settings tab.

3 Adjust Screen resolution and Color quality settings, as needed.

Solving Problems

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