44 Planar PD520 Owner’s Operating Manual
PREL
I
MINA
R
Y
Picture is okay, but there is
no sound.
• Audio output is muted.
• Volume setting is too
low.
• Source component is
connected incorrectly
or 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 to source
component.
• Check speaker
connections (Figure
3-7).
• Check the following
settings: Digital Audio
Out (page 34), Speaker
(page 34) and HDMI
Audio (page 36).
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
PD520.
• Ensure that the source
outputs are connected
to the correct PD520
input.
RGB-HD images appear
“noisy.”
• Clock and Phase
settings need
adjustment.
• Manually adjust Clock
and Phase settings, or
perform an Auto-Adjust
(refer to
PC Mode
Adjust on page 35).
“Invalid mode” appears
on-screen.
• The resolution and
frequency of the video
card in the computer
are not compatible
with the PD520.
• Select a compatible
resolution and vertical
frequency (refer to
Computer Signal
Compatibility on
page 52).
The image is too large or
too small.
• Image size needs
adjusting.
• Adjust the image size
(refer to
PC Mode
Adjust on page 35).
Table 5-1. Troubleshooting Chart (continued)
Symptom Possible Cause(s) Solution