LG 47LW6500-UA Service Manual page 78

18. Trouble shooting - Wireless media box - connection error
Check input Wireless media box & dongle
ok
Check wireless Cable conductors
for damage or open conductor
ok
Check JK1001
Soldering state
ok
Check L1001 24V
ok
Check Wireless _DET
Check R1007 3.3V
High
Replace BCM( IC101)
or Main Board.
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Only for training and service purposes
No
Replace Jack
No
Check power board
3.3V
Replace Jack
LGE Internal Use Only