Dell PRECISION 530 - Manual (Page 171)

Solving Problems 171
Yes. The computer updated the memory count when you restarted the
computer. 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 devices, disconnect them from their
electrical outlets, and wait 10 to 20 seconds.
4 Lay the computer on its right side.
5 Open the computer cover .
6 If you have the optional memory riser boards installed, remove the
riser boards .
7 Remove and install the memory module(s) in system board or riser
board sockets.
8 If you removed the memory riser boards, install the riser boards .
9 Close the computer cover .
10 Stand the computer upright.
11 Reconnect the computer and devices 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 . The computer also determines whether one or two
microprocessors are installed, and then verifies whether two installed
microprocessors are identical to ensure proper operation.