Samsung HT-TXQ120 Manual page 49

9. Troubleshooting
9. Troubleshooting
7 . Communication Failure
S ympton
1
M AIN Working /
No S ound
MAIN PCB
C aus e
M IC OM -M IC OM
C ommunication Line
open or s hort
Pin #12,#13
TX/RX
TXD: #75
RXD: #76
C heck Point
1.S E T R es et (M IC O M Initialization & Update P age)
2.C heck Bellow P oints
JACK PCB
Pin #7,#8
TXD: #75
RXD: #76
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