Runco PL-50XA 用户手册

Table 5-1 provides 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.  

The display does not turn on 
after initial installation. 

• The PlasmaWall is not 

plugged in or the AC outlet 
is not active. 

• The  remote  control 

batteries have run out. 

• The serial connection from 

the DHD Controller to the 
PlasmaWall is incorrect. 

• Ensure that the 

PlasmaWall is plugged in 
and that the AC outlet is 
active. 

• Replace the batteries. 

 

• Ensure that the RS-232 

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 
no picture or sound. 

• Incorrect source selection. 
• Source component is not 

turned on. 

• Source component is 

connected incorrectly or 
not at all. 

• Select the correct source. 
• Turn on the source 

component. 

• Check video and/or audio 

connections to source 
component. 

Image is too bright and/or 
lacks definition in the bright 
areas of the image. 

• Contrast is set too high. 

• Lower the contrast setting. 

Image appears “washed out” 
and/or dark areas appear too 
bright. 

• Brightness is set too high. 

• Lower the brightness 

setting. 

Colors in the image are 
swapped; for example, reds 
appear blue or vice versa. 

• The  Red/Pr,  Green/Y  or 

Blue/Pb outputs from the 
source are connected to 
the wrong inputs on the 
PlasmaWall. 

• Ensure that the source 

outputs are connected to 
the correct PlasmaWall 
input. 

RGB-HD images appear 
“noisy.”

• Clock and Phase settings 

need adjustment. 

• Manually adjust Clock and 

Phase settings, or perform 
an Auto-Adjust (refer to 
ISF Night - Input Color 
on page 40).