Lockups and software problems – Dell XPS 720 (Mid 2007) User Manual
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Troubleshooting
Lockups and Software Problems
CAUTION:
Before you begin any of the procedures in this section, follow the safety instructions in the Product
Information Guide.
The computer does not start up
C
HECK
THE
DIAGNOSTIC
LIGHTS
—
.
E
NSURE
THAT
THE
POWER
CABLE
IS
FIRMLY
CONNECTED
TO
THE
COMPUTER
AND
TO
THE
ELECTRICAL
OUTLET
The computer stops responding
NOTICE:
You may lose data if you are unable to perform an operating system shutdown.
T
URN
THE
COMPUTER
OFF
—
If you are unable to get a response by pressing a key on your keyboard or moving your
mouse, press and hold the power button for at least 8 to 10 seconds (until the computer turns off), and then restart
your computer.
A program stops responding
E
ND
THE
PROGRAM
—
1
Press <Ctrl><Shift><Esc> simultaneously to access the Task Manager.
2
Click the Applications tab.
3
Click to select the program that is no longer responding.
4
Click End Task.
A program crashes repeatedly
NOTE:
Most software includes installation instructions in its documentation or on a floppy disk, CD, or DVD.
C
HECK
THE
SOFTWARE
DOCUMENTATION
—
If necessary, uninstall and then reinstall the program.
A program is designed for an earlier Windows operating system
R
UN
THE
P
ROGRAM
C
OMPATIBILITY
W
IZARD
—
Windows XP:
The Program Compatibility Wizard configures a program so that it runs in an environment similar to non-XP
operating system environments.
1
Click Start
→ All Programs→ Accessories→ Program Compatibility Wizard→ Next.
2
Follow the instructions on the screen.
Windows Vista:
The Program Compatibility Wizard configures a program so that it runs in an environment similar to non-Windows
Vista operating system environments.
1
Click
Start
→ Control Panel→ Programs→ Use an older program with this version of Windows.
2
In the welcome screen, click Next.
3
Follow the instructions on the screen.