Dell Precision R5400 (Mid 2008) - Manual (Page 47)

Troubleshooting
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• Ensure that the memory you are using is supported by your computer. For
more information about the type of memory supported by your computer,
see "Memory" on page 20.
• Run the Dell Diagnostics (see "Dell Diagnostics" on page 39).
Lockups and Software Problems
CAUTION:
Before you begin any of the procedures in this section, read and follow
the safety instructions provided with your computer.
The computer does not start up
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
CD or DVD.
C HECK THE SOFTWARE DOCUMENTATION — If necessary, uninstall and then
reinstall the program.