Vidikron VL-37 用户手册

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Vidikron VL-37 Owner’s Operating Manual
45 
5.1 
Troubleshooting Tips
Table 5-1 provides some general guidelines for troubleshooting problems you may 
encounter with the DView. If you encounter an issue not described here, please contact your 
Vidikron dealer or Vidikron Technical Support.  
5
Maintenance and Troubleshooting
Table 5-1. Troubleshooting Chart 
Symptom
Possible Cause(s)
Solution
The display does not turn on 
after initial installation. 
The DView is not plugged 
in or the AC outlet is not 
active. 
The remote control 
batteries have run out. 
Ensure that the DView is 
plugged in and that the AC 
outlet is active. 
Replace the batteries. 
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. 
Picture is okay, but there is no 
sound. 
Audio output is muted. 
 
Volume setting is too low. 
Press  the  MUTE button on 
the remote control. 
Turn up the volume. 
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 DView. 
Ensure that the source 
outputs are connected to 
the correct DView 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 PC 
Mode Adjust 
on page 34
).
“Out of range” appears 
on-screen. 
The  resolution  and 
frequency of the video card 
in the computer are not 
compatible with the DView.
Select a compatible 
resolution and vertical 
frequency (refer to 
Computer/Video Signal 
Compatibility 
on page 53). 
The image is too large or too 
small.
Image size needs adjusting. 
Adjust the image size (refer 
to PC Mode Adjust on 
page 34
).