Vidikron Vision 90t Projection Television User Manual


 
Maintenance and Troubleshooting
48 Vidikron Vision Model 90t and Model 100t Owner’s Operating Manual
5.3
Troubleshooting Tips
Table 5-1 provides some general guidelines for troubleshooting problems you may
encounter with the Vision 90t/100t.
If you encounter an issue not described here or in Section 3 (refer to Installation
Considerations on page 15), or if the suggested solutions fail to resolve the problem, please
contact your Vidikron dealer or Vidikron Technical Support.
Table 5-1. Troubleshooting Chart
Symptom Possible Cause(s) Solution
The projector does not turn on
after initial installation. The
power LED lights red after you
press the power button.
The Vision 90t/100t is not
plugged in or the AC outlet
is not active.
Ensure that the Vision
90t/100t is plugged in and
that the AC outlet is active.
The projector is on, but there is
no video image on-screen.
Incorrect source selection.
Source component is not
turned on.
Select the correct source.
Turn on the source.
A projected image from a DVD
is split or otherwise scrambled.
•DVD player is set to
progressive scan mode.
Turn off progressive scan
on the DVD player.
Connect the DVD player to
the HD/RGB 1 or HD/RGB 2
input.
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 Vision
90t/100t.
Ensure that the source
outputs are connected to
the correct Vision 90t/100t
input.
Image geometry is incorrect. Incorrect aspect ratio
selection.
Select the aspect ratio that
best matches the source
image and screen size (refer
to
Table 4-1).
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 two minutes until the
LED at the front of the
Vision 90t/100t turns red.