Element PLX-5002B - Video;S-Video Input Problems

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Plasma TV Service Manual
7.6 Troubleshooting for Video/S-Video input
No picture on the
screen
Check Source
work or no
t
Check connect
Check Cable/
Wires
Replace main board
Check Signal Source
Reconnect
Replace Cable/Wires
NO
YES
YES
NO
YES
NO
Check I/O
CON BD
Replace I/O CON BD
YES
NO
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