Runco CR-26HD/CR-32HDi Owner’s Operating Manual 47
PRELIMINARY

5.1

Troubleshooting Tips

Table 5-1 provides some general guidelines for troubleshooting problems you may
encounter with the Crystal Series LCD Display. If you encounter an issue not described
here, please contact your Runco dealer or Runco Technical Support.
5. Maintenance and Troubleshooting

Table 5-1. Troubleshooting Chart

Symptom Possible Cause(s)Solution
The display does not turn on
after initial installation.
•The Crystal Series LCD
Display is not plugged in or
the AC outlet is not active.
•The remote control
batteries have run out.
• Ensure that the Crystal
Series LCD Display is
plugged in and that the AC
outlet is active.
• Replace the batteries.
The display is on, but there is
no picture or sound.
• 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
component.
• Check video and/or audio
connections to source
component.
Picture is okay, but there is no
sound.
• Audio output is muted.
• Volume setting is too low.
• Press the MUTE button
on the remote control.
• Turn up the volume.
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.
Black or white dots appear on
all channels or a specific
channel.
• Antenna or cable TV
source is connected
incorrectly or not at all.
• Broadcast signal is weak.
• Check the antenna or
cable TV connection.
• If using an off-air antenna,
adjust its position or
location.
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
Crystal Series LCD
Display.
• Ensure that the source
outputs are connected to
the correct Crystal Series
LCD Display input.