LG LAC-M7600 Service Manual page 16

I
TB2903HQ
1) Block Diagram
1
TAB V
IN1
11
C
1
IN2
12
C
1
AC-GND
16
C
6
IN3
15
C
1
IN4
14
C
1
PRE-GND
13
RIP STBY
10 4
20 6
V
CC1 CC2
OUT1 (+)
9
PW-GND1 8
OUT1 ( )
7
OUT2 (+)
5
PW-GND2 2
OUT2 ( )
3
OUT3 (+)
17
PW-GND3 18
OUT3 ( )
19
OUT4 (+)
21
PW-GND4
24
OUT4 ( )
23
Off-set
MUTE
DET
25 22
R
1
- 2-11 -
R
L
R
L
R
L
R
L
5 V
PLAY
MUTE
: PRE-GND
: PW-GND