Dell Latitude D630 ATG User's Guide - Page 101

If the display is blank, If the display is difficult to read, Start, Help and Support, Control Panel

Page 101 highlights

CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in the Product Information Guide. If the display is blank NOTE: If you are using a program that requires a higher resolution than your computer supports, it is recommended that you attach an external monitor to your computer. CHECK THE BATTERY - If you are using a battery to power your computer, the battery charge may be depleted. Connect the computer to an electrical outlet using the AC adapter, and turn on the computer. TEST TH E ELECTRICAL OUTLET - Ensure that the electrical outlet is working by testing it with another device, such as a lamp. CHECK THE AC AD APTER - Check the AC adapter cable connections. If the AC adapter has a light, ensure that the light is on. C O N N E C T T H E C O M P U T E R D I R E C T L Y T O A N E L E C T R I C A L O U T L E T - Bypass power protection devices, power strips, and the extension cable to verify that the computer turns on. AD JUST TH E PO WER PROPERTIES - Search for the keyword standby in the Windows Help and Support Center (click Start→ Help and Support). SWITCH THE VIDEO IMAGE - If your computer is attached to an external monitor, press to switch the video image to the display. If the display is difficult to read AD J UST TH E BRIGHTNESS - Press and the up- or down-arrow key M O V E T H E E X T E R N A L S U B W O O F E R A W A Y F R O M T H E C O M P U T E R O R M O N I T O R - 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. ELIMINA TE POSSIBLE INTERF ERENCE - Turn off nearby fans, fluorescent lights, halogen lamps, or other appliances. R O T A T E TH E C O M PU T E 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 the area you want to change or click the Display icon. 4 Try different settings for Color quality and Screen resolution. RUN TH E VI DEO D IAGNOSTICS 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. If the problem persists, contact Dell (see "Obtaining Assistance" on page 149). SEE "ERROR MESSA GES" - If an error message appears, see "Error Messages" on page 88. Troubleshooting 101

  • 1
  • 2
  • 3
  • 4
  • 5
  • 6
  • 7
  • 8
  • 9
  • 10
  • 11
  • 12
  • 13
  • 14
  • 15
  • 16
  • 17
  • 18
  • 19
  • 20
  • 21
  • 22
  • 23
  • 24
  • 25
  • 26
  • 27
  • 28
  • 29
  • 30
  • 31
  • 32
  • 33
  • 34
  • 35
  • 36
  • 37
  • 38
  • 39
  • 40
  • 41
  • 42
  • 43
  • 44
  • 45
  • 46
  • 47
  • 48
  • 49
  • 50
  • 51
  • 52
  • 53
  • 54
  • 55
  • 56
  • 57
  • 58
  • 59
  • 60
  • 61
  • 62
  • 63
  • 64
  • 65
  • 66
  • 67
  • 68
  • 69
  • 70
  • 71
  • 72
  • 73
  • 74
  • 75
  • 76
  • 77
  • 78
  • 79
  • 80
  • 81
  • 82
  • 83
  • 84
  • 85
  • 86
  • 87
  • 88
  • 89
  • 90
  • 91
  • 92
  • 93
  • 94
  • 95
  • 96
  • 97
  • 98
  • 99
  • 100
  • 101
  • 102
  • 103
  • 104
  • 105
  • 106
  • 107
  • 108
  • 109
  • 110
  • 111
  • 112
  • 113
  • 114
  • 115
  • 116
  • 117
  • 118
  • 119
  • 120
  • 121
  • 122
  • 123
  • 124
  • 125
  • 126
  • 127
  • 128
  • 129
  • 130
  • 131
  • 132
  • 133
  • 134
  • 135
  • 136
  • 137
  • 138
  • 139
  • 140
  • 141
  • 142
  • 143
  • 144
  • 145
  • 146
  • 147
  • 148
  • 149
  • 150
  • 151
  • 152
  • 153
  • 154
  • 155
  • 156
  • 157
  • 158
  • 159
  • 160
  • 161
  • 162
  • 163
  • 164
  • 165
  • 166

Troubleshooting
101
CAUTION:
Before you begin any of the procedures in this section, follow the safety instructions in the
Product
Information Guide
.
If the display is blank
NOTE:
If you are using a program that requires a higher resolution than your computer supports, it is
recommended that you attach an external monitor to your computer.
C
HECK
THE
BATTERY
If you are using a battery to power your computer, the battery charge may be
depleted. Connect the computer to an electrical outlet using the AC adapter, and turn on the computer.
T
EST
THE
ELECTRICAL
OUTLET
Ensure that the electrical outlet is working by testing it with another
device, such as a lamp.
C
HECK
THE
AC
ADAPTER
Check the AC adapter cable connections. If the AC adapter has a light,
ensure that the light is on.
C
ONNECT
THE
COMPUTER
DIRECTLY
TO
AN
ELECTRICAL
OUTLET
Bypass power protection devices, power
strips, and the extension cable to verify that the computer turns on.
A
DJUST
THE
POWER
PROPERTIES
Search for the keyword
standby
in the Windows Help and Support
Center (click
Start
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 the
Start
button and then click
Control Panel
.
2
Click
Appearance and Themes
.
3
Click the area you want to change or click the
Display
icon.
4
Try different settings for
Color quality
and
Screen resolution
.
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. If the
problem persists, contact Dell (see "Obtaining Assistance" on page 149).
S
EE
"E
RROR
M
ESSAGES
"—
If an error message appears, see "Error Messages" on page 88.