Dell Precision 330 - Manual (Page 145)

Solving Problems 145
• Restart the computer.
If the problem still exists after you complete the basic checks, fill out the
Diagnostics Checklist as you perform the following steps.
CAUTION: Before you perform this procedure, see " Safety First—
For You and Your Computer ."
1 Reboot the computer.
Does the random access memory (RAM) count displayed correctly
match the actual amount of memory installed in the computer?
Yes. The computer needed to update the memory count. The problem
is resolved.
No. Go to
step 2 .
2 Run the System Memory test group in the Dell Diagnostics .
Did any of the diagnostics tests fail?
Yes.
Contact Dell for technical assistance.
No. Go to step 3 .
3 Turn off the computer and peripherals, disconnect them from their
electrical outlets, wait at least 5 seconds, and then remove the
computer cover .
4 Rotate the power supply away from the system board.
5 Replace the memory module(s) .
6 Replace the computer cover, reconnect the computer and peripherals
to their electrical outlets, and turn them on.
Does the RAM count displayed correctly match the actual amount of
memory installed in the computer?
Yes. The memory module(s) were defective. The problem is resolved.
No.
Contact Dell for technical assistance.
Microprocessor Problems
During POST, the computer checks the computer's microprocessor and
determines its operational specifications. This information is stored in
system setup .
Basic Checks: