Table 2-6Solving Display Problems (continued)

The picture is broken up, rolls, jitters, or flashes.

Cause

Solution

 

 

The monitor connections may be incomplete or the monitor

1. Be sure the monitor cable is securely connected to the

may be incorrectly adjusted.

 

computer.

 

2.

In a two-monitor system or if another monitor is in close

 

 

proximity, be sure the monitors are not interfering with

 

 

each other’s electromagnetic field by moving them apart.

 

3.

Fluorescent lights or fans may be too close to the monitor.

 

 

Monitor needs to be degaussed.

Degauss the monitor. Refer to the documentation that came

 

with the monitor for instructions.

 

 

 

Image is not centered.

 

 

 

 

Cause

Solution

 

 

Position may need adjustment.

Press the monitor's Menu button to access the OSD menu.

 

Select ImageControl/ Horizontal Position or Vertical

 

Position to adjust the horizontal or vertical position of the

 

image.

 

 

 

“No Connection, Check Signal Cable” displays on screen.

Cause

Solution

 

 

Monitor video cable is disconnected.

Connect the video cable between the monitor and computer.

CAUTION: Ensure that the computer power is off while connecting the video cable.

“Out of Range” displays on screen.

Cause

Solution

 

 

Video resolution and refresh rate are set higher than what the monitor supports.

Restart the computer and enter Safe Mode. Change the settings to a supported setting then restart the computer so that the new settings take effect.

Vibrating or rattling noise coming from inside a CRT monitor when powered on.

Cause

Solution

 

 

Monitor degaussing coil has been activated.

None. It is normal for the degaussing coil to be activated when the monitor is powered on.

Clicking noise coming from inside a CRT monitor.

Cause

Solution

 

 

Electronic relays have been activated inside the monitor.

None. It is normal for some monitors to make a clicking noise when turned on and off, when going in and out of standby mode, and when changing resolutions.

ENWW

Solving Display Problems 25