Specifications
Maintenance and Troubleshooting
Runco RS-440 Installation/Operation Manual 59
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5.7
Troubleshooting Tips
Table 5-1 provides some general guidelines for troubleshooting problems you may
encounter with the RS-440. If you encounter an issue not described here, please contact
your Runco dealer or Runco Technical Support.
Table 5-1. Troubleshooting Chart
Symptom Possible Cause(s) Solution
The projector does not turn
on after initial installation.
• The RS-440 is not plugged
in or the AC outlet is not
active.
•The remote control
batteries have run out.
• Ensure that the RS-440 is
plugged in and that the AC
outlet is active.
• Replace the batteries.
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
component.
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 Component 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
RS-440.
• Ensure that the source
outputs are connected to
the correct RS-440 input.
RGB-HD images appear
“noisy.”
• Clock and Phase settings
need adjustment.
• Manually adjust Clock and
Phase settings, or perform
an Auto-Tune (refer to
YUV/RGB Adjust on
page 49).
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 was
improperly installed.
• Wait until the cooling fan
stops.
• Replace or re-install the
lamp.