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NG
Check a CVBS at
pin 27 of PF01B
OK
NG
Check a CVBS at
Pin121 of QF01
OK
Check the HD and
VD signal
NG
OK
OK
Change a M2/T EXT
board.
Check the RGB
Processor board or
Signal board.
Check a buffer
circuit.
(QF1 5/QF16)
NG
Check at pin 38 and 39
of PF01B
OK
Check inverter
circuits (QF07 and
QF08)
– 26 –
Check the RGB
Processor board or
Signal board.
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