Runco VX-2000d - Manual (Page 75)

Maintenance and Troubleshooting
Runco VX-2000d Owner’s Operating Manual 63
PRE
L
IMINAR
Y
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 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
DHD Controller turns red.
• Replace the lamp.
Table 5-1. Troubleshooting Chart (continued)
Symptom Possible Cause(s) Solution