Troubleshooting Without Diagnostics

 

Solving Hardware Installation Problems (Continued)

 

 

 

Problem

Cause

Solution

 

 

 

 

Computer will not start.

Wrong memory

1.

Review the documentation that

 

modules were used in

 

came with the system to

 

the upgrade or memory

 

determine if you are using the

 

modules were installed

 

correct memory modules and to

 

in the wrong location.

 

verify the proper installation.

 

 

2.

Observe the beeps and LED

 

 

 

lights on the front of the

 

 

 

computer. See Appendix A,

 

 

 

“POST Error Messages” to

 

 

 

determine possible causes.

 

 

3. If you still cannot resolve the

 

 

 

issue, contact Customer

 

 

 

Support.

 

 

 

 

Power LED flashes Red five

Memory is installed

1.

Reseat DIMMs. Power on the

times, once every second,

incorrectly or is bad.

 

system.

followed by a two-second

 

2.

Replace DIMMs one at a time to

pause, and the computer

 

 

 

isolate the faulty module.

beeps five times. The beeps

 

 

 

3. Replace third-party memory

will repeat five times, but

 

 

 

with HP memory.

the Power LED will continue

 

 

 

4.

Replace the system board.

flashing until the problem is

 

resolved.

 

 

 

Power LED flashes Red six times, once every second, followed by a two-second pause, and the computer beeps six times. The beeps will repeat five times, but the Power LED will continue flashing until the problem is resolved.

Video card is not seated properly or is bad, or system board is bad.

For systems with a graphics card:

1.Reseat the graphics card. Power on the system.

2.Replace the graphics card.

3.Replace the system board.

For systems with integrated graphics, replace the system board.

Troubleshooting Guide

www.hp.com

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