Vidikron Vision Model 85 - Manual (Page 87)

Maintenance and Troubleshooting
Vidikron Vision 85 Owner’s Operating Manual 75
PRE
L
IMINAR
Y
Image geometry is incorrect. • Incorrect aspect ratio
selection.
• Image height may need
adjusting (Vision
85/CineWide only).
• Select the aspect ratio that
best matches the source
image and screen size (refer
to Table 4-1).
• Adjust displayed image
height (refer to Display
Device on page 61).
The projected image is
trapezoidal in shape. • The projector is not
perpendicular to the
screen. • Adjust the projection angle.
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 or
reached its usage limit of
2000 hours.
• Wait two minutes until the
LED at the front of the VHD
Controller turns red.
• Replace the lamp.
Table 5-1. Troubleshooting Chart (continued)
Symptom Possible Cause(s) Solution