L,R
ATT
AMP
IC1101 LA4282
IC5503
IC5504
NJM4558MD
DC
SPEAKER
DETECTION
TRAP
IC5501
NJM4558MD
AMP
POWER AMP
FRONT
SURROUND
TONE
CONTROL
BASS BOOST
VOL.CONTROL
AUDIO MUTE
IC2202
MC14066BF
IC5502
BH3865S
ATT
AUDIO
MUTE
PHASE
SECURITY
CENTER
SW
CENTER
L,R/CENTER
PRE AMP
AGC
AMUTE
CMUTE
AMUTE2
SCL2
AMUTE2
SDA2