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Maintenance and Troubleshooting
58 Runco VX-4000d/VX-5000d Owner’s Operating Manual
PRE
L
IMINAR
Y
5.3
Troubleshooting Tips
Table 5-1 provides some general guidelines for troubleshooting problems you may
encounter with the VX-4000d/VX-5000d.
If you encounter an issue not described here or in Section 3 (refer to Installation
Considerations on page 22), or if the suggested solutions fail to resolve the problem,
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
power LED on the front of the
DHD Controller lights red after
you press the power button.
• The VX-4000d/VX-5000d
is not plugged in or the AC
outlet is not active.
• The serial connection from
the DHD Controller to the
VX-4000d/VX-5000d is
incorrect.
•The remote control
batteries have run out.
• Ensure that the
VX-4000d/VX-5000d is
plugged in and that the AC
outlet is active.
• Ensure that the RS-232
output from the DHD
Controller is properly
connected to the
COM
LINK IN port on the
VX-4000d/VX-5000d (see
Figure 3-7).
• Replace the batteries.
The projector and DHD
Controller are both on, but
there is no picture and
on-screen menus do not
appear.
• Faulty or incorrect video
connection between the
DHD Controller and the
VX-4000d/VX-5000d.
• Incorrect input source
selection.
• Projector input source is
set to RGBHV, DHD
Controller input is set to
DVI 1 or DVI 2 and DVI
source is
HDCP-encrypted.
• Ensure that the DVI and/or
RGBHV outputs from the
DHD Controller are
properly connected to the
video inputs on the
VX-4000d/VX-5000d (see
Figure 3-7).
• Choose the correct input
source on the projector
(refer to
Selecting the
Input Source on
page 37).
• Set the projector input
source to 2 (DVI) or use a
different input on the DHD
Controller for the
encrypted source material.
The projector and
DHD
Controller are both on
and menus appear
on-screen, 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.
• Check video connections
to source component.
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.