Sound - LG S94T1-S Service Manual

ONE POINT REPAIR GUIDE
NO SOUND
Wireless rear speaker doesn't output a sound.
2-2. RIC311 (No 12 V)
2-2-1. Solution
Replace RIC311 (No 12 V).
2-2-2. How to troubleshoot (Countermeasure)
NO
AMP 12 V (RIC311 pin2)
Check SMPS board.
output.
YES
Check 3.3 V.
2-2-3. Service hint (Any picture / Remark)
RIC311
< AMP board top view >
5-6