
98
Troubleshooting
R
U N
TH E
V
I D E O
D I A G N O S T I C S
T E ST S
—
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 137).
S
E E
"E
R RO R
M
E S SA G E S
" —
If an error message appears, see "Error Messages" on page 84
If only part of the display is readable
C
O N N E C T
A N
E X T E RN A L
M O N I T O R
—
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 defective. Contact Dell
(see "Obtaining Assistance" on page 137).
Summary of Contents for Latitude D631
Page 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 Latitude D631 User s Guide Model PP18L ...
Page 26: ...26 About Your Computer ...
Page 38: ...38 Using a Battery ...
Page 48: ...48 Using the Display ...
Page 66: ...66 Using Cards ...
Page 106: ...106 Reinstalling Software ...
Page 110: ...110 System Setup Program ...
Page 130: ...130 Adding and Replacing Parts hard drive foam packaging ...
Page 132: ...132 Adding and Replacing Parts ...
Page 134: ...134 Dell QuickSet ...
Page 164: ...164 Getting Help w w w d e l l c o m s u p p o r t d e l l c o m ...