Kenwood KAC-929 Service Manual page 2

SPK
L
INPUT SENS.
IC1
(L)
ISOLATION
L
AMPLIFIER
BASS BOOST
V
OFF/+6/+12
INPUT SENS.
IC1
(R)
ISOLATION
R SW1
AMPLIFIER
OPERATION
ST/MONO
SPK
R
IC4
LPF
IC2
ON/OFF
SW3
B.BOOST EXPANDER
IC3 IC3
LOW
SW2 MIXER
PASS
IC2
SW3
B.BOOST EXPANDER
IC3
Q3
SW4
INVERTER BUFFER MUTE
EXP.
ON/OFF
IC3
Q4
SW4
INVERTER BUFFER MUTE
Q1,2
V
Q101,103,105, Q113,115,117,119,
SPK.
107,109,111 121,123,125,127
OUTPUT
DIFFERENTIAL B-CLASS
STAGE STAGE
Q102,104,106, Q114,116,118,120,
108,110,112 122,124,126,128
SPK.
OUTPUT
DIFFERENTIAL B-CLASS
STAGE STAGE
Q5-8,29-33
DC DETECTOR
OVER LOAD DETECTOR
IC5
Q11-22 Q23,25-28
DC/DC P.CON
AVR
CONVERTER CIRCUIT
Q24
OVER VOLTAGE
CIRCUIT
THERMAL
PROTECTION
P.C.
BATTERY