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18.6. D-Amp Circuit
1
2
3
SCHEMATIC DIAGRAM - 15
A
I
D-AMP CIRCUIT
B
IC5500
C0JBAB000902
R5510
1K
HEX INVERTER
C5550
D5502
0.01
C
MA2J11100L
1
1A
VCC
14
C5556
0.01
2
6A
D5501
1Y
13
C5557
MA2J11100L
100P
3
2A
6Y
12
C5551
R5515
X5501
0
H2A7003A0011
390P
5A
4
2Y
11
C5553
R5513
100P
5
3A
5Y
10
X5500
H2A6023A0011
6
3Y
4A
9
R5505
C5552
R5512
D
390P
100
7
GND
8
4Y
E
F
G
K5256
0
H
1
2
3
4
5
6
: +B SIGNAL LINE
: -B SIGNAL LINE
: AUDIO OUTPUT SIGNAL LINE
FHOP
VDD
100
OSC2
0
OSC
Q5603
B1ADCE000012
R5611
SWITCH
1.2K
Q5604
R5602
B1ABCF000176
10K
MOD_DA
SWITCH
Q5601
B1ABCF000176
MUTE_F
SWITCH
R5609
10K
4
5
6
7
8
9
MODE1_2
R5111
100K
MODE2
R5113
120K
R5020
100K
R5019
120K
Q5102
B1ABCF000176
DC DETECT
Q5101
B1ABCF000176
DC DETECT
AGND
R5671
0
7
8
9
99
10
11
12
13
FL_L-
FL_L+
FL_H-
FL_H+
FR_L-
FR_L+
FR_H-
FR_H+
MODE2
FLH+
FLL+
FRH+
FRL+
1/2
2/2
SA-AKX50PH/PN D-AMP CIRCUIT
10
11
12
13
14
JK5001
FRONT L LOW -
1
2
FRONT L LOW +
3
FRONT L HIGH -
4
FRONT L HIGH +
TO SPEAKERS
5
FRONT R LOW -
6
FRONT R LOW +
7
FRONT R HIGH -
8
FRONT R HIGH +
TO D-AMP
SECTION (2/2)
3
1
P1
3 2
1
ZJ5410
4
14
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