Troubleshooting Without Diagnostics

Solving Processor Problems

Solving Processor Problems

Problem

Cause

Solution

 

 

 

 

Poor performance is

Processor is hot.

1.

Make sure the airflow to the

experienced.

 

 

computer is not blocked. Leave

 

 

 

a 10.2-cm (4-inch) clearance at

 

 

 

the back of the system unit and

 

 

 

above the monitor to permit the

 

 

 

required airflow.

 

 

2.

Make sure the fans are

 

 

 

connected and working

 

 

 

properly (some fans only

 

 

 

operate when needed).

 

 

3.

Make sure the processor

 

 

 

heatsink is installed properly.

 

 

 

 

Power LED flashes Red

Processor is not seated

1.

Check to see that the processor

three times, once every

properly or not

 

is present.

second, followed by a

installed. (This is not an

2.

Reseat the processor.

two-second pause. The

indicator of a bad

 

 

Power LED will continue

processor)

 

 

flashing until the problem is

 

 

 

resolved.

 

 

 

 

 

 

 

 

Service Reference Guide, dx5150

361685-001

D–23