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Digital TV Video Trouble Shooting
Check RF Cable
Y
Check Tuner 5V,7V Power
IC500(7V),IC506(5V)
Replace IC500 or IC506
Y
N
Y
Check IF_P,IF_N (TU2103)
R17, P18
Maybe Tuner has problems
: Replace Tuner
Y
Check PDP Module
Control board
Refer to Module CAS
15/39
N
N
Check IC
#62(TXAC1-) , #61(TXAC1+) ,
#46(TXAC2-) , #45(TXAC2+),
#30(TXAC3-) ,#29(TXAC3+)
,#14(TXB4-) , #13(TXBC4+)
Maybe BCM has problems
Replace IC3202
