LG S95A1-D User Manual

2-21
ELECTRICAL TROUBLESHOOTING GUIDE
SPEAKER OUTPUT
BLUETOOTH FUNCTION
SOUND OK?
CN2011 status
OK?
Check CN7000, CN7001 CN7002 or replace.
Replace CN2011.
YES
YES
YES
YES
YES
YES
NO
NO
Pin39, 40, 41, 44, 49, 52
of IC600 signal OK?
CN2011 pin1
3.3 VA OK?
Pin6, 7
of IC7001, IC7003, IC7005, IC7007
signal OK?
Pin21, 23, 27, 29
of IC7000, IC7002, IC7004, IC7006
signal OK?
CN2011 I2S
signal OK?
Check IC600 (DSP) or replace.
Check L205 & 3.3 VA line.
Check each DAC IC or replace.
Check each AMP IC or replace.
Check BT I2S signal line.
NO
NO
NO
NO
NO
Replace MAIN board.
Replace BT module.
YES
YES
YES
4. NO AUDIO OUTPUT

LG S95A1-D Specifications

General

Brand	LG
Model	S95A1-D
Category	Speaker System
Language	English