120
Troubleshooting
A
DJUST
THE
POWER
PROPERTIES
—
Search for the keyword
sleep
in Windows
Help and Support.
S
WITCH
THE
VIDEO
IMAGE
—
If your computer is attached to an external
monitor, press <Fn><F8> to switch the video image to the display.
If the display is difficult to read
A
DJUST
THE
BRIGHTNESS
—
Press <Fn> and the up- or down-arrow key.
M
OVE
THE
EXTERNAL
SUBWOOFER
AWAY
FROM
THE
COMPUTER
OR
MONITOR
—
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.
E
LIMINATE
POSSIBLE
INTERFERENCE
—
Turn off nearby fans, fluorescent lights,
halogen lamps, or other appliances.
R
OTATE
THE
COMPUTER
TO
FACE
A
DIFFERENT
DIRECTION
—
Eliminate sunlight
glare, which can cause poor picture quality.
A
DJUST
THE
W
INDOWS
DISPLAY
SETTINGS
—
1
Click
Start
→
Control Panel
→
Appearance and Personalization
→
Personalization
→
Display Settings
.
2
Click the area you want to change or click the
Display
icon.
Try different settings for
Resolution
and
Colors
.
R
UN
THE
V
IDEO
DIAGNOSTICS
TESTS
—
If no error message appears and you
still have a display problem, but the display is not completely blank, run the
Video
device group in the "Dell Diagnostics" on page 93, then contact Dell
(see "Contacting Dell" on page 166).
S
EE
" E
RROR
M
ESSAGES
" —
If an error message appears, see "Error Messages"
on page 102.
If 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 then 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 166
).
Содержание Inspiron 1420
Страница 1: ...w w w d e l l c o m s u p p o r t d e l l c o m Dell Inspiron 1420 Owner s Manual Model PP26L ...
Страница 13: ...Contents 13 Glossary 185 Index 203 ...
Страница 14: ...14 Contents ...
Страница 20: ...20 Finding Information ...
Страница 22: ...22 About Your Computer Front View 4 5 13 16 1 11 8 9 2 10 6 14 12 7 15 3 ...
Страница 90: ...90 Setting Up and Using Networks ...
Страница 127: ...Troubleshooting 127 ...
Страница 128: ...128 Troubleshooting ...
Страница 156: ...156 Adding and Replacing Parts ...
Страница 158: ...158 Dell QuickSet Features ...
Страница 176: ...176 Specifications ...
Страница 202: ...202 Glossary ...
Страница 210: ...210 Index ...