5-10 Trouble shooting Chart
COAX in does not work
COAX in does
not work
Go
No
Check power supply circuit.
Yes
Check Main Board C360, L11
No
Replace U27 CS8416
Check Main Board U8
Yes
Yes
No
Check voltage at U27 PIN6/PIN23:3.3V on
Main Board whether normal or not
Check Main Board U27 CS8416 PIN3 input
signal whether normal or not
Check U27 CS8416 whether broken.
or not
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