2
KA
C
-9
10
4D
BL
OC
K D
IA
GR
AM
FREQ
(50~200Hz)
LEVEL
SIFT
D-AMP
ON/OFF
DRIVE
FINAL
MOS-FET
LC FILTER
COMP
DEAD
TIME
SUMMING
AMP
TRIANGLE
WAVE
SP
OUTPUT
BATT.
GND
P-CON
THERMAL
DET
OVERLOAD
DET
DC-OFFSET
DET
MUTE
ATT
±15V
AVR
POWER
ON/OFF
±B
+HB
AVR
LC FILTER
ISO-AMP
SP INPUT
LINE IN
L
R
(0.2~5V)
L+
L-
R-
R+
LEVEL
0~18dB
NF
DC/DC
CON
I.S.F
SEL.
Bass
Boost
SENS.
VOL
L.P.F
I.S.F
15Hz
25Hz
FREQ=40Hz
LINE O
UT
L
R
INV
SEL
+6dB
6dB
+35dB
AUTO
P-CON
0
10
20
dB
30
40
50
D CLASS POWER AMP
FILTER
ISO AMP
LEVEL DIAGRAM
IC1
IC2(2/2)
IC3(1/2)
IC3(2/2)
IC4
IC5
Q313,314
Q315
IC6(2/2)
IC6(1/2)
IC7
IC8,9
Q102-104,108,109
Q105-107,
Q110-112
Q701-704
Q101
IC13
IC17 (2/2)
Q307-311
Q24-27
D21,22
Q30
IC15
Q2,3
Q4,5
