LG S95A1-D User Manual

4-5
ONE POINT REPAIR GUIDE
3. POWER ON ERROR (3.3 VA, 3 V)
MAIN SoC IC supply voltage check points
3-1. 3.3 VA
1) Check 3.3 VA at WL613 nearby WIC609.
2) Check 3.3 VA at pin7, 8 of WIC603.
3) Check 3.3V_PWM at WL611 nearby WIC608.
4) Check 3.3V_PWM at WL615 nearby WIC601.
If all voltages are OK, then check the PVDD voltage of woofer SMPS board.
< Woofer AMP board top view >
3.3V_PWM
3.3V_PWM
at WL615
at WL615
3.3 VA
3.3 VA
at pin7, 8 of WIC603
at pin7, 8 of WIC603
3.3 VA
3.3 VA
at WL613
at WL613
3.3V_PWM
3.3V_PWM
at WL611
at WL611

LG S95A1-D Specifications

General

Brand	LG
Model	S95A1-D
Category	Speaker System
Language	English