Video And Display Problems; If The Display Is Blank - Dell XPS M1730 Owner's Manual

3 Turn on the computer.
4 At the Windows desktop, use the touch pad to move the cursor around,
select an icon, and open it.
If the touch pad operates correctly, the mouse may be defective.
C H E C K T H E S YS T E M S E T U P P R O G R A M S E T T I N G S
program lists the correct device for the pointing device option (the computer
automatically recognizes a USB mouse without making any setting adjustments).
E S T T H E M O U S E C O N T R O L L E R
T
pointer movement) and the operation of the touch pad or mouse buttons,
run the Mouse test in the Pointing Devices test group in the "Dell
Diagnostics" on page 87.
E I N S T A L L T H E T O U C H P A D D R I V E R
R
on page 116.

Video and Display Problems

Fill out the "Diagnostics Checklist" on page 151 as you complete these checks.
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 H E C K T H E B A T T E R Y
battery charge may be depleted. Connect the computer to an electrical outlet
using the AC adapter, and then turn on the computer.
E S T T H E E L E C T R I C A L O U T L E T
T
testing it with another device, such as a lamp.
H E C K T H E A D A P T E R
C A C
AC adapter has a light, ensure that the light is on.
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
C
protection devices, power strips, and extension cables to verify that the
computer turns on.
To test the mouse controller (which affects
—
See "Reinstalling Drivers and Utilities"
—
If you are using a battery to power your computer, the
—
Ensure that the electrical outlet is working by
—
Check the AC adapter cable connections. If the
—
Verify that the system setup
—
Bypass power
—
Troubleshooting
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