Runco PL-50XA manual Maintenance and Troubleshooting, Troubleshooting Tips

5. Maintenance and Troubleshooting

Table 5-1provides some general guidelines for troubleshooting problems you may encounter with the PlasmaWall. If you encounter an issue not described here, please contact your Runco dealer or Runco Technical Support.

Table 5-1. Troubleshooting Chart

Symptom		Possible Cause(s)		Solution
The display does not turn on	•	The PlasmaWall is not	•	Ensure that the
after initial installation.		plugged in or the AC outlet		PlasmaWall is plugged in
		is not active.		and that the AC outlet is
	•	The remote control		active.
		batteries have run out.	•	Replace the batteries.
	• The serial connection from
		the DHD Controller to the	• Ensure that the RS-232
		PlasmaWall is incorrect.		output from the DHD
				Controller is properly
				connected to the
				EXTERNAL CONTROL
				input on the PlasmaWall
				(see Figure 3-4).
The display is on, but there is	•	Incorrect source selection.	• Select the correct source.
no picture or sound.	•	Source component is not	• Turn on the source
		turned on.		component.
	•	Source component is	• Check video and/or audio
		connected incorrectly or		connections to source
		not at all.		component.
Image is too bright and/or	•	Contrast is set too high.	• Lower the contrast setting.
lacks definition in the bright
areas of the image.
Image appears “washed out”	•	Brightness is set too high.	•	Lower the brightness
and/or dark areas appear too				setting.
bright.
Colors in the image are	•	The Red/Pr, Green/Y or	• Ensure that the source
swapped; for example, reds		Blue/Pb outputs from the		outputs are connected to
appear blue or vice versa.		source are connected to		the correct PlasmaWall
		the wrong inputs on the		input.
		PlasmaWall.
RGB-HD images appear	•	Clock and Phase settings	• Manually adjust Clock and
“noisy.”		need adjustment.		Phase settings, or perform
				an Auto-Adjust (refer to
				ISF Night - Input Color

on page 40).

5.1

Troubleshooting Tips

Runco PlasmaWall Owner’s Operating Manual 45