HP 800 G1 21.5 Non-Touch manual Troubleshooting without diagnostics

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.

142 Chapter 8 Troubleshooting without diagnostics