Vidikron Vision 150 User Manual

The display is jittery or 
unstable.

•

Poor-quality or improperly 
connected source. 

 

 

•

The horizontal or vertical 
scan frequency of the input 
signal may be out of range 
for the projector. 

•

Ensure that the source is 
properly connected and of 
adequate quality for 
detection. 

•

Correct at the source. 

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 VHD 
Controller. 

•

Ensure that the source 
outputs are connected to 
the correct VHD Controller 
input. 

The display freezes suddenly. 

•

Excessive voltage noise on 
the AC or ground input has 
interrupted the projector’s 
ability to lock on to a signal.

•

Power down the projector 
and disconnect from AC. 
Then, plug in again and 
power up as usual.

The projector will not turn 
back on after it was powered 
down, or the image disappears 
during operation. 

•

The projector will not turn 
on for two minutes after 
power-down, to protect the 
lamp. 

•

The lamp has failed. 

•

Wait until the LED at the 
front of the VHD Controller 
turns red. 

 

•

Replace the lamp. 

AutoScope lens motor does 
not work.

•

The motor is not plugged in 
or the AC outlet is not 
active.

•

The motor is not connected 
to a trigger output on the 
VHD Controller. 

 

•

Incorrect trigger 
assignment. 

•

Ensure that the motor is 
plugged in and that the AC 
outlet is active. 

•

Check the trigger 
connection between the 
lens motor and VHD 
Controller (Figure 3-15). 

•

Correct the trigger 
assignment (refer to 
Configure Lens Motor 
Trigger (CineWide with 
AutoScope) on page 41).