Phenomena that may be easy to be mistaken for machine defects
WARNING
Phenomenon
48
The electrical power cord is not plugged in.
The power switch is not set to the on position.
The main power source has been interrupted during
The signal cables are not correctly connected.
Signal source does not correctly work.
The BLANK function for pictures and the MUTE function for
sounds are working.
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Troubleshooting
Reference
page
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