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Troubleshooting 37
Lockups and Software Problems
CAUTION: Before you begin any of the procedures in this section, follow the
safety instructions that shipped with your computer.
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 crashes repeatedly
NOTE: Software usually includes installation instructions in its documentation or
on a floppy disk or CD.
IF YOU EXPERIENCE OTHER MEMORY PROBLEMS —
• Reseat the memory modules (see the
Service Manual
on the Dell Support website
at
support.dell.com
) to ensure that your computer is successfully communicating
with the memory.
• Ensure that you are following the memory installation guidelines (see the
Service
Manual
on the Dell Support website at
support.dell.com
).
• Your computer supports DDR3 memory. For more information about the type of
memory supported by your computer, see "Specifications" on page 15.
• Run the Dell Diagnostics (see "Dell Diagnostics" on page 31).
Ensure that the power cable is firmly connected to the computer and to the
electrical outlet.
TURN 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.
CHECK THE SOFTWARE DOCUMENTATION — If necessary, uninstall and then
reinstall the program.
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