90
Troubleshooting
Unexpected characters
D
ISABLE
THE
NUMERIC
KEYPAD
—
Press <Num Lk> to disable the numeric
keypad if numbers are displayed instead of letters. Verify that the numbers
lock light is not lit.
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
C
HECK
THE
AC
ADAPTER
—
Ensure that the AC adapter is firmly connected to
the computer and to the electrical outlet.
The computer stops responding
NOTICE:
You might 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, then restart your computer.
A program stops responding or crashes repeatedly
E
ND
THE
PROGRAM
—
1
Press <Crtl><Shift><Esc> simultaneously.
2
Click the
Applications
tab and select the program that is no longer responding.
3
Click
End Task
.
NOTE:
The chkdsk program may run when you restart the computer. Follow the
instructions on the screen.
C
HECK
THE
SOFTWARE
DOCUMENTATION
—
If necessary, uninstall and then
reinstall the program. Software usually includes installation instructions in its
documentation or on a floppy disk or CD.
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Summary of Contents for Vostro 500
Page 12: ...12 Contents Downloaded from www Manualslib com manuals search engine ...
Page 18: ...18 Finding Information Downloaded from www Manualslib com manuals search engine ...
Page 38: ...38 Setting Up Your Computer Downloaded from www Manualslib com manuals search engine ...
Page 46: ...46 Using the Keyboard and Touch Pad Downloaded from www Manualslib com manuals search engine ...
Page 54: ...54 Using a Battery Downloaded from www Manualslib com manuals search engine ...
Page 66: ...66 Using Cards Downloaded from www Manualslib com manuals search engine ...
Page 124: ...124 Adding and Replacing Parts Downloaded from www Manualslib com manuals search engine ...
Page 140: ...140 Specifications Downloaded from www Manualslib com manuals search engine ...
Page 170: ...170 Index Downloaded from www Manualslib com manuals search engine ...