User Manual
PT-MA-HD88UHD
38
11.
Troubleshooting & Maintenance
Problems
Causes
Solutions
Color losing or no
video signal output
The connecting cables may not be
connected correctly or it may be
broken.
Check whether the cables
are connected correctly
and in working condition.
Fail or loose connection
Make sure the connection
is good.
No output image
when switching
No signal at the input / output
end
Check with oscilloscope or
multimeter if there is any
signal at the input/ output
end.
Fail or loose connection
Make sure the connection
is good.
Input source is with HDCP while
the HDCP compliance is switched
off.
Send command /%[x]:[1].
to
change
HDCP
compliance status.
The display doesn’t support the
input resolution.
Switch for another input
source or enable the
display to learn the EDID
data of the input.
No output on the
amplifiers
connected to audio
output ports
The amplifiers are not able to
decode HDMI audio.
Change for amplifiers that
are capable to decode
HDMI audio.
Cannot control the
device via front
panel buttons
Front panel buttons are locked.
Send command /%Unlock;
to unlock.
Cannot control the
device
via
IR
remote
The battery has run off.
Change for new battery.
The IR remote is broken.
Send it to authorized
dealer for repairing.
Содержание PT-MA-HD88UHD
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