Wireless Connection - LG SJ4Y Service Manual

2. WIRELESS CONNECTION

Wireless connection malfunction.
2-1. 3.3 VA
1) Check 3.3 VA at WFB604.
2-2. Connection
1) Wireless module connection closely.
2) Implement Wireless Factory Reset.
 MAIN SET : Soundbar vol MIN and push Mute key (sustain 3 ~ 5 seconds).
 Subwofer :  Press Pairing button on the rear of the wireless subwoofer.
    The LED of of the wireless subwoofer blink red and green, pull out power cord.
    The main set and the wireless subwoofer are factory reset mode, then power on.
ONE POINT REPAIR GUIDE
WFB604 WFB604
< Woofer SMPS & AMP board top view >
4-6
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Wireless module Wireless module
Connection check Connection check
Only for training and service purposes.