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6. Troubleshooting and Maintenance
Problems
No output audio
POWER indicator doesn't
work or no respond to any
operation
Static becomes stronger
when connecting the video
connectors
Output audio is interfered
Cannot control the device
by front panel buttons,
RS232 port or IR remote
Note: If your problem still remaining after following the above troubleshooting steps,
please contact your local dealer or distributor for further assistance.
40 Watt Power Amplifier
Potential Causes
No signal at input/ output
end
Failed cable connection
Broken unit
Failed power connection
Bad grounding
Broken unit
15
Solutions
Check input/ output signal
by an oscilloscope or a
multimeter.
Change for another cable.
Send it to the dealer for
repairing.
Make sure the power cord
connection is good
Check the grounding and
make sure it is connected
well.
Send it to the dealer for
repairing.
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