Dell Dimension PY349, Owner'S Manual

Page: 38 / 158

38
Solving Problems
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
The computer stops responding
NOTICE:
You might lose data if you are unable to perform an operating system shutdown.
A program stops responding
T EST THE KEYBOARD — Connect a properly working keyboard to the computer, and try using the keyboard.
E
NSURE THAT THE
U S B
PORTS ARE ENABLED IN THE SYSTEM SETUP PROGRAM
— See "System
Setup" on page 111)
R UN THE H ARDWARE T ROUBLESHOOTER — See "Resolving Software and Hardware Incompatibilities"
on page 55.
C HECK THE D IAGNOSTIC L IGHTS — See "Diagnostic Lights" on page 49.
E NSURE THAT THE POWER CABLE IS FIRMLY CONNECTED TO THE COMPUTER AND TO THE ELECTRICAL
OUTLET
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.
E ND THE PROGRAM —
1
Press <Ctrl><Shift><Esc> simultaneously.
2
Click Applications .
3
Click the program that is no longer responding.
4
Click End Task .
book.book Page 38 Monday, July 23, 2007 3:47 PM