Video And Display Problems; If The Display Is Blank - Dell 1526 - Inspiron - Laptop Owner's Manual

C H E C K T H E M O U S E C A B L E
cable and check it for damage, then firmly reconnect the cable.
If you are using a mouse extension cable, disconnect it and connect the
mouse directly to the computer.
T O V E R I F Y T H A T T H E P R O B L E M I S W I T H T H E M O U S E
1 Shut down the computer.
2 Disconnect the mouse.
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.
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
C
program lists the correct device for the pointing device option (the computer
automatically recognizes a USB mouse without making any setting
adjustments).
T E S T T H E M O U S E C O N T R O L L E R
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 95.
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 125.

Video and Display Problems

Fill out the "Diagnostics Checklist" on page 159 as you complete these checks.
CAUTION:
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.
122
Troubleshooting
Shut down the computer, disconnect the mouse
—
To test the mouse controller (which affects
—
Before you begin any of the procedures in this section, follow the
If you are using a battery to power your computer, the
—
, C H E C K T H E T O U C H P A D
Verify that the system setup
—
See "Reinstalling Drivers and Utilities"
—
—