Solving Problems 171
No. You must replace one or both of the microprocessors to make
them identical. Contact Dell for technical assistance.
3Turn off the computer and devices, disconnect them from their
electrical outlets, and wait 10 to 20 seconds.
4Lay the computer on its right side.
5Open the computer cover.
6Remove and install the microprocessor(s).
7Ensure that the microprocessor fan cables are firmly connected to the
connectors on the system board.
8Remove and install the VRM(s).
9Close the computer cover.
10 Stand the computer upright.
11 Reconnect the computer and devices to their electrical outlets, and
turn them on.
Is the computer working properly?
Yes. The problem is resolved.
No. Contact Dell for technical assistance.
System Board Problems
A system board problem can result fr om a defective system board
component, a faulty power supply, or a defective component connected to
the system board.
Before you perform the following steps, check the diagnostic lights to see if
the specific problem is identified. If a system message indicates a system
board problem, 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."