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Plasma TV Service Manual
7.5 Troubleshooting for TV/VGA/HDMI/YPbPr input
No picture on the
screen
Check Signal Source
Check connect
Check cable
Replace main board
Make sure signal
source is available
Reconnect
Replace cable
NO
YES
YES
NO
NO
Note：If present signal source is VGA (1024×768) and the main power is turn off (such as by accident ),
there is a possibility that the TV will not turn on. In this case, please disconnect the VGA source from the
TV unit, then power on again. Connect the VGA source after the TV works normally,
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