HP Compaq Business Desktop dx2000 Technical Information download pdf (Page 83)

Service Reference Guide, dx2000 uT 359782-002 D–9

Troubleshooting Without Diagnostics

Solving Display Problems

Problem Cause Solution

Blank screen (no video). The cable connections

are not correct.

Check the cable connections from

the monitor to the computer and to

the electrical outlet.

Screen blanking utility

installed or energy

saver features enabled.

Press any key or click the mouse

button and, if set, type your

password.

System ROM is bad;

system is running in

FailSafe Boot Block

mode (indicated by

eight beeps).

Reflash the ROM using a ROMPaq

diskette.

Fixed-sync monitor will

not sync at the

resolution chosen.

Ensure that the monitor can accept

the same horizontal scan rate as the

resolution chosen.

Computer is in

standby mode.

Press the power button to resume

from standby mode.

CAUTION: 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

into the wrong

connector.

If the computer system has both

integrated graphics connector

and an AGP card connector, plug

the monitor cable into the AGP card

connector.

Monitor settings in the

computer are not

compatible with the

monitor.

1. Restart the computer and press

F8 during startup when you see

“Press F8” in the bottom right

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.

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HP Compaq Business Desktop dx2000 Technical Information Page 83

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