LG 50PX950 Service Manual page 93

19. Bluetooth Trouble Shooting
Check P1102
Y
Check Multi 3.3V voltage (R1114)
Y
Check DM,DP
P1102 6,8 pin
Y
Maybe IC100 has problems
Replace It (Only PK950)
Customer Oriented R&D
N
Replace P1102
N
Replace one resister (R1114) &
Recheck
N
Replace B/T Module
Breakthrough