A Troubleshooting

Solving Common Problems

The following table lists possible problems, the possible cause of each problem, and the recommended solutions.

Problem

Possible Cause

Solution

 

 

 

Screen is blank and no

No AC power.

Connect the power cable connections and make sure the master power

LED.

 

switch is set to the ON position.

 

 

 

HP Display LiteSaver

The Activity Extension time

The default Activity Extension value is set to 10 minutes. The HP

doesn't turn off the

has not elapsed.

Display LiteSaver will wait to detect no input or movement from the

monitor screen.

 

keyboard or mouse for 10 consecutive minutes after the Display Off

 

 

time has passed, before the monitor enters into low-power mode. For

 

 

example, if the Display Off time is set to 5 minutes from the current

 

 

time and the Activity Extension is set to 10 minutes, the HP Display

 

 

LiteSaver will not actually turn off the display until 10 minutes of

 

 

inactivity has elapsed, even though the Display Off time is 5 minutes

 

 

from now.

 

 

 

No video displayed and

Video card must support

Set input signal to 2560 x 1600 at 60 Hz. Confirm the video card and

flashing green LED.

dual-link DVI and the input

video cable support Dual-Link DVI-D. Use only the DVI-D video cables

 

signal must be set correctly.

supplied with the monitor.

 

 

 

Brightness is too high or

Brightness adjustment is not

Adjust the brightness setting using the(Minus) and + buttons.

low.

set correctly.

 

 

 

 

20 Appendix A Troubleshooting