Dell 540 - USB Photo Printer 540, User Manual

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Troubleshooting
303
C HECK THE DIAGNOSTIC LIGHTS — See "Power Lights for Desktop Computers" on
page 273.
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.
M OVE THE SUBWOOFER AWAY FROM THE MONITOR — If your speaker system
includes a subwoofer, ensure that the subwoofer is positioned at least 60 centimeters
(2 feet) 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 ELIMINATE SUNLIGHT GLARE AND POSSIBLE
INTERFERENCE
A
DJUST THE
W
INDOWS DISPLAY SETTINGS
—
Windows Vista
1
Click
Start
→
Control Panel
→
Hardware and Sound
→
Personalization
→
Display Settings .
2
Adjust Resolution and Colors settings, as needed.
3
3D image quality is poor
Windows XP
1
Click
Start
→
Control Panel
→
Appearance and Themes .
2
Select a task you wish to perform or click the Display icon.
3
Try different settings for Color quality and Screen resolution .
C HECK THE GRAPHICS CARD POWER CABLE CONNECTION — Ensure that the power
cable for the graphics card(s) is correctly attached to the card.
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.
Only Part of the Display is Readable
C
ONNECT AN EXTERNAL MONITOR
—
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