Dell Dimension 4500C Dell Dimension 4500C Owner's Manual - Page 56

If the screen is difficult to read

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www.jp.dell.com | support.jp.dell.com TE S T A N O T H E R M O N I T O R - If another monitor is available, connect it to the computer. 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 page 60. If 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. C H E C K T H E V I D E O C O N N E C T O R - If you purchased the optional video card, ensure that you connected your monitor cable to the correct video connector. 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. MOVE THE MONITOR AWAY FROM EXTERNAL POWER SOURCES - 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. RO T A T E T H E M O N I T O 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 - Eliminate sunlight glare, which can cause poor picture quality. ADJUST THE WINDOWS® DISPLAY SETTINGS 1 Click the Start button, and then click Control Panel. 2 Click Appearance and Themes. 3 Click Display, and then click the Settings tab. 4 Try different settings for Screen resolution and Color quality. 56 So l vi n g Pro b l em s

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56
Solving Problems
www.jp.dell.com | support.jp.dell.com
If the screen is difficult to read
T
EST
ANOTHER
MONITOR
—
If another monitor is available, connect it to
the computer.
C
HECK
THE
DIAGNOSTIC
LIGHTS
—
See page 60.
C
HECK
THE
MONITOR
SETTINGS
—
See the monitor documentation for
instructions on adjusting the contrast and brightness, demagnetizing
(degaussing) the monitor, and running the monitor self-test.
C
HECK
THE
VIDEO
CONNECTOR
—
If you purchased the optional video
card, ensure that you connected your monitor cable to the correct video
connector.
M
OVE
THE
SUBWOOFER
AWAY
FROM
THE
MONITOR
—
If your speaker
system includes a subwoofer, ensure that the subwoofer is at least 60 cm (2 ft)
away from the monitor.
M
OVE
THE
MONITOR
AWAY
FROM
EXTERNAL
POWER
SOURCES
—
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
OTATE
THE
MONITOR
TO
FACE
A
DIFFERENT
DIRECTION
—
Eliminate
sunlight glare, which can cause poor picture quality.
A
DJUST
THE
W
INDOWS
®
DISPLAY
SETTINGS
1
Click the
Start
button, and then click
Control Panel
.
2
Click
Appearance and Themes
.
3
Click
Display
, and then click the
Settings
tab.
4
Try different settings for
Screen resolution
and
Color quality.