Lockups And Software Problems - Dell Vostro 220 Service Manual

then try using the keyboard.
U N T H E
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page 12.

Lockups and Software Problems

The computer does not start up
H E C K T H E D I A G N O S T I C L I G H T S
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N S U R E T H A T T H E P O W E R C A B L E I S F I R M L Y C O N N E C T E D T O T H E C O M P U T E R A N D T O
E
T H E E L E C T R I C A L O U T L E T
The computer stops responding
U R N T H E C O M P U T E R O F F
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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
N D T H E P R O G R A M
E
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
H E C K T H E S O F T W A R E D O C U M E N T A T I O N
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the program.
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A R D W A R E R O U B L E S H O O T E R
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CAUTION:
Before you begin any of the procedures in this section, follow the
safety instructions that shipped with your computer. For additional safety best
practices information, see the Regulatory Compliance Homepage at
www.dell.com/regulatory_compliance.
NOTICE:
You may lose data if you are unable to perform an operating system
shutdown.
— If you are unable to get a response by pressing a key on
—
NOTE:
Most software includes installation instructions in its documentation or on a
CD or DVD.
manuals search engine
— See "Hardware Troubleshooter" on
— See "Power Lights" on page 9.
— If necessary, uninstall and then reinstall
Troubleshooting
23