Troubleshooting Without Diagnostics

Solving Display Problems (Continued)

Problem

Cause

Solution

 

 

 

Blank screen (no video).

Monitor cable is

If the computer system has both

(continued)

plugged into the wrong

an integrated graphics connector

 

connector.

and an add-in graphics card

 

 

connector, plug the monitor cable

 

 

into the graphics card connector on

 

 

the back of the computer.

 

 

✎

If the graphics card is a standard

 

 

 

PCI expansion card, you can

 

 

 

enable the integrated graphics in

 

 

 

Computer Setup. If a PCI-Express

 

 

 

graphics card is installed, the

 

 

 

integrated graphics can not be

 

 

 

enabled.

 

 

 

 

 

Monitor settings in the

1.

Restart the computer and press

 

computer are not

 

F8 during startup when you see

 

compatible with the

 

“Press F8” in the bottom right

 

monitor.

 

corner of the screen.

 

 

2.

Using the keyboard arrow keys,

 

 

 

select Enable VGA Mode

 

 

 

and press Enter.

 

 

3. In Windows Control Panel,

 

 

 

double-click the Display icon

 

 

 

and select the Settings tab.

 

 

4.

Use the sliding control to reset

 

 

 

the resolution.

 

 

 

 

Blank screen and the

Pre-video memory error.

1.

Reseat DIMMs. Power on the

power LED flashes Red five

 

 

system.

times, once every second,

 

2.

Replace DIMMs one at a time to

followed by a two second

 

 

 

isolate the faulty module.

pause, and the computer

 

 

 

3. Replace third-party memory

beeps five times.

 

 

 

with HP memory.

 

 

 

 

 

4.

Replace the system board.

 

 

 

 

2–20

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Troubleshooting Guide