Runco cx-57hd User Manual
50
Runco CX-52HD/CX-57HD Owner’s Operating Manual
PRE
L
IMINAR
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Picture is okay, but there is no
sound.
sound.
• Audio output is muted.
• Volume setting is too low.
• Source component is
• Source component is
connected incorrectly or
not at all.
not at all.
• Speakers are connected
incorrectly or not at all.
• Audio settings are
incorrect.
• Press the MUTE button
on the remote control.
• Turn up the volume.
• Check audio connections
• Check audio connections
to source component.
• Check speaker
connections (Figure 3-8).
• Check the following
Image is too bright and/or
lacks definition in the bright
areas of the image.
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.
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.
all channels or a specific
channel.
• Antenna or cable TV
source is connected
incorrectly or not at all.
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.
location.
Colors in the image are
swapped; for example, reds
appear blue or vice versa.
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.
source are connected to
the wrong inputs on the
Crystal Series LCD.
• Ensure that the source
outputs are connected to
the correct Crystal Series
LCD input.
the correct Crystal Series
LCD input.
RGB-HD images appear
“noisy.”
“noisy.”
• Clock and Phase settings
need adjustment.
• Manually adjust Clock and
Phase settings, or perform
an Auto-Adjust (refer to
an Auto-Adjust (refer to
“Invalid mode” appears
on-screen.
on-screen.
• The resolution and
frequency of the video
card in the computer are
not compatible with the
Crystal Series LCD.
card in the computer are
not compatible with the
Crystal Series LCD.
• Select a compatible
The image is too large or too
small.
small.
• Image size needs
adjusting.
• Adjust the image size (refer
Poor broadcast sound quality.
• The sound quality of a
stereo broadcast may be
unstable in an area with a
weak signal.
unstable in an area with a
weak signal.
• Use the MTS/SAP button
on the remote control to
select mono.
select mono.
Table 5-1. Troubleshooting Chart (continued)
Symptom
Possible Cause(s)
Solution