-17-
IC BLOCK DIAGRAM -1/5
IC, LC75854W
IC, TA8252H
IC, LA3161
TEST
OSC
D0
D1
CL
CE
VDD
VDD1
VDD2
VS5
K15
K14
K13
K12
K1
1
KS6
KS5
KS4
KS3
KS2/S41
KS1/S40
S39~S1
COM1
COM2
COM3
COM4
IN1
IN2
Aux IN
IN3
IN4
PRE-GND
RIP
STBY
CLIP
OUT
&DIAGNOSIS
MUTE
OUT1(+)
GND1
OUT1(-)
OUT2(+)
GND2
OUT2(-)
OUT3(+)
GND3
OUT3(-)
OUT4(+)
GND4
OUT4(-)
TA
B
VCC1
VCC2
VCC
INPUT
IF
INPUT
NF
GND
OUTPUT
OUTPUT