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Vision Model 140/150 Installation/Operation Manual
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5.3 
Troubleshooting Tips
Table 5-1 provides some general guidelines for troubleshooting problems you may 
encounter with the Vision 140/150. If the suggested solutions fail to resolve the problem or if 
you encounter an issue not described here, please contact Vidikron Technical Support. 
Table 5-1. Troubleshooting Chart 
Symptom
Possible Cause(s)
Solution
The projector does not turn on 
after initial installation. 
The Vision 140/150 is not 
plugged in or the AC outlet 
is not active. 
The VHD Controller is not 
plugged in or the AC outlet 
is not active. 
The remote control 
batteries have run out. 
The serial connection from 
the VHD Controller to the 
Vision 140/150 is incorrect. 
Ensure that the Vision 
140/150 is plugged in and 
that the AC outlet is active. 
Ensure that the VHD 
Controller is plugged in and 
that the AC outlet is active. 
Replace the batteries. 
 
Ensure that the RS-232 
output from the VHD 
Controller is properly 
connected to the RS-232C 
input on the Vision 140/150 
(see Figure 3-9). 
The projector and VHD 
Controller are both on, but 
there is no picture and 
on-screen menus do not 
appear. 
Lens cover is on or shutter 
is closed. 
Lamp failed to ignite. 
 
 
 
Faulty or incorrect video 
connection between the 
VHD Controller and the 
Vision 140/150. 
Ensure that the lens cover is 
off and the shutter is open. 
Ensure that the lamp door 
is closed. If it is and the 
problem persists, replace 
the lamp. 
Ensure that the HDMI 
output from the VHD 
Controller is properly 
connected to Input 2 (DVI) 
on the Vision 140/150 
(see Figure 3-9). 
The display is on and menus 
appear, but there is no picture. 
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 connections from 
source component to VHD 
Controller. 
A projected image from a DVD 
is split or otherwise scrambled. 
DVD player is connected to 
the Component input and 
set to progressive scan 
mode. 
Turn off progressive scan 
on the DVD player. Or, 
connect the DVD player to 
the HD1 or HD2 input. 
Image appears “squeezed” or 
vertically stretched into center 
of screen. 
Incorrect aspect ratio 
selection. 
Select a different aspect 
ratio.