If The Screen Is Difficult To Read - Dell bpcwcsn_5 - OptiPlex - 740 User Manual

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H E C K T H E M O N I T O R P O W E R L I G H T
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.
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E S T T H E E L E C T R I C A L O U T L E T
another device, such as a lamp.
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E S T T H E M O N I T O R
monitor. If the new monitor works, the original monitor is faulty.
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H E C K T H E D I A G N O S T I C L I G H T S
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H E C K T H E C A R D S E T T I N G
Primary Video option is set correctly. Exit system setup and restart your computer.
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U N T H E M O N I T O R S E L F

If the screen is difficult to read

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H E C K T H E M O N I T O R S E T T I N G S
contrast and brightness, demagnetizing (degaussing) the monitor, and running the monitor self-test.
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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
ensure that the subwoofer is at least 60 cm (2 ft) away from the monitor.
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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
lamps, and other electrical devices can cause the screen image to appear "shaky." Turn off nearby devices
to check for interference.
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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
Click the Start button, click Control Panel, and then click Appearance and Themes.
1
Click Display and click the Settings tab.
2
Try different settings for Screen resolution and Color quality.
3
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Solving Problems
— If the power light is off, firmly press the button to ensure that
— Ensure that the electrical outlet is working by testing it with
— Connect a properly working monitor to the computer, and try using the
— See "Diagnostic Lights" on page 330.
— Enter system setup (see "System Setup" on page 257) and ensure that
- — Check the monitor documentation for more information.
T E S T
— See the monitor documentation for instructions on adjusting the
— If your speaker system includes a subwoofer,
— Fans, fluorescent lights, halogen
—