Runco SP-42 User Manual

Picture is okay, but there is no 
sound. 

• Audio output is muted. 

 

• Volume setting is too low. 
• Source component is 

connected incorrectly or 
not at all. 

• Press the MUTE button 

on the remote control. 

• Turn up the volume. 
• Check 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. 

• Incorrect color space 

setting. 

 

• The Pr, Y or Pb outputs 

from the source to Input 4 
on the CinemaWall are 
incorrect. 

• Select the correct color 

space (refer to 

on page 40). 

• Ensure that the YPbPr 

(component) source 
output connections to 
Input 4 are correct (see 
Figure 3-7). 

RGB-HD images appear 
“noisy.”

• Frequency and Phase 

settings need adjustment. 

• Manually adjust Frequency 

and Phase settings, or 
perform an Auto Setup 
(refer to 

One of the following error 
messages appears 
on-screen: 
• CAUTION

 

OUT OF RANGE

• CAUTION

 

UNSUPPORTED SIGNAL

• SIGNAL  NG

• The resolution and 

frequency of the video 
card in the computer are 
not compatible with the 
CinemaWall.

• Select a compatible 

resolution and vertical 
frequency (refer to 

on page 70). 

The image is too large or too 
small.

• Image size needs 

adjusting. 

• Adjust the image size (refer 

on page 38). 

One of the following error 
messages appears 
on-screen: 
• WARNING

 

THERMAL ALERT

 

SHUT DOWN (**)

• WARNING

 

FAN FAILURE

 

SHUT DOWN (**)

(“(**)” represents a two-digit 
error code.)

• Ambient temperature is 

too high. 

 

 
 

 

• Cooling fan has 

malfunctioned. 

• Turn off main power. 

Remove any objects 
blocking the cooling vents 
on the CinemaWall and/or 
clean the vents.

 

• Immediately turn off 

power, remove the power 
plug from its outlet, and 
consult your Runco dealer.