Troubleshooting Without Diagnostics

Solving Display Problems

Solving Display Problems

Problem

Cause

Solution

 

 

 

Blank screen (no video).

The cable connections

Check the cable connections from

 

are not correct.

the monitor to the computer and to

 

 

the electrical outlet.

 

 

 

 

Screen blanking utility

Press any key or click the mouse

 

installed or energy

button and, if set, type your

 

saver features enabled.

password.

 

 

 

 

System ROM is bad;

Reflash the ROM using a ROMPaq

 

system is running in

diskette.

 

FailSafe Boot Block

 

 

mode (indicated by

 

 

eight beeps).

 

 

 

 

 

Fixed-sync monitor will

Ensure that the monitor can accept

 

not sync at the

the same horizontal scan rate as the

 

resolution chosen.

resolution chosen.

 

 

 

 

Computer is in

Press the power button to resume

 

standby mode.

from standby mode.

ÄCAUTION: When attempting to resume from standby mode, do not hold down the power button for more than four seconds. Otherwise, the computer will shut down and you will lose your data.

 

Monitor cable plugged

If the computer system has both

 

into the wrong

an integrated graphics connector

 

connector.

and a PCI expansion card

 

 

connector, plug the monitor cable

 

 

into the PCI card connector.

 

 

 

 

 

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.

 

 

 

 

Service Reference Guide, dc5000

360201-002

D–9