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SA-VK960GC / SA-VK960GCS / SA-VK960GCT / SA-VK960GS
18.6. D-Amp Circuit
1
2
3
SCHEMATIC DIAGRAM - 12
A
J
D-AMP CIRCUIT
: +B SIGNAL LINE
CN5502
-30V_SENSE
1
-30V_SENSE
2
-30V_SENSE
3
K
GND
4
TO
GND
5
B
SMPS CIRCUIT
GND
6
(H5903)
GND
7
IN SCHEMATIC
+30V
8
DIAGRAM - 14 / 16
+30V
9
+30V
10
DC_DET
11
P_CONT
12
Q5550 - Q5551
B1ABCF000176
C
W6001
0
D
IC5100
C1BA00000487
AUDIO DIGITAL
POWER AMP
1
E
CN2810
D_AMP+5V
B
D_AMP+5V
1
MODE_DA
TO
MODE_DA
2
MUTE_S
MAIN CIRCUIT
MUTE_S
3
MUTE_F
(CNP2810)
MUTE_F
4
IN SCHEMATIC
F
P_CONT
5
DIAGRAM - 6
AUDIO GND
6
AUDIO GND
7
CN5603
1
S_WOOFER
G
GND
2
SR
SURR_R
3
B
GND
4
TO
SL
SURR_L
5
MAIN CIRCUIT
CENTER
6
(CNP2370)
FL
FRONT_L
7
IN SCHEMATIC
GND
GND
8
C5748
DIAGRAM - 6
FR
FRONT_R
9
50V4.7
SIGNAL (TO FAN)
10
DC_DET
11
F_HOP
F_HOP
12
H
1
2
3
4
5
6
: -B SIGNAL LINE
: MAIN SIGNAL LINE
C5508
1
0
2
ZJ5003
3
L5601
J0JKB0000020
C5648
1
0
2
ZJ5001
3
C5630
0.1
C5649
1
0
2
ZJ5000
3
C5631
0.1
L5600
J0JKB0000020
-30V_SENSE
C5641
C5640
35V470
35V470
R5554
120K
C5133
100V22
DC DETECT
R5555
120K
C5100
0.01
C5101
0.01
Q5551
R5100
C5102
C5103
R5102
Q5550
22
22
0.1
0.1
C5104
C5105
0.47
0.47
R5558
22K
5
6
2
3
4
7
8
9
10
11
12
13
14
15
16
17
18
19
C5113
C5119
C5120
C5107
0.015
0.22
C5126
C5109
0.015
0.1
0.1
220P
R5105
C5128
C5110
C5114
C5117
C5123
C5121
10
0.1
0.1
220P
220P
220P
220P
C5125
0.1
C5116
0.1
C5115
C5118
C5122
C5124
C5134
0.1
0.1
0.1
0.1
1000P
R5107
10
4
5
6
7
8
9
VSSP
C5643
35V470
VSSP
C5200
0.01
R5200
C5202
22
0.1
C5204
0.47
4
2
L5602
G0B185LA0002
3
1
IC5200
C1BA00000487
AUDIO DIGITAL
POWER AMP
1
3
5
6
20
21
22
23
2
4
7
8
9
10
11
12
C5212
C5218
0.015
C5207
0.22
0.1
C5213
C5215
220P
220P
C5209
0.1
R5209
10
W6012
0
C5217
C5233
1000P
0.1
C5132
1000P
C5216
C5214
W6013
0.1
0.1
0
W6011
W6010
R5602
0
0
1K
R5601
1K
Q5600
R5603
B1ADCF000001
1K
CONTROL SWITCH
R5608
R5600
10K
10K
R5605
R5604
Q5602
10K
10K
B1ABCF000176
R5607
SWITCH
10K
Q5601
B1ABCF000176
Q5603
MODE SWTICH
B1ABCF000176
SWITCH
7
8
9
108
10
11
C5642
35V470
C5231
100V22
C5201
0.01
C5230
R5201
0.1
22
C5203
0.47
4
2
L5603
G0B185LA0002
3
1
13
14
15
16
17
18
19
20
21
22
23
C5219
0.015
C5224
0.1
C5222
C5221
220P
220P
C5226
0.1
R5503
Q5500
R5204
B1ADCE000012
10
C5223
0.1
VDDP
FREQUENCY HOPPING
SWITCH
C5229
1000P
C5220
C5232
0.1
0.1
Q5501
B1ABCF000176
FREQUENCY HOPPING
SWITCH
OSC
1/2
2/2
SA-VK960GC/GCS/GCT/GS D-AMP CIRCUIT
10
11
12
13
14
A
C
J01
E
A
J02
B
C
W6003
0
J12
CENT
J10
J11
TO D-AMP
SECTION (2/2)
IC5500
C0JBAB000011
INVERTER
100K
1
1A
VCC
14
R5505
C5500
470P
100K
13
2
1Y
6A
R5508
R5506
22
6.8K
3
6Y
2A
12
5A
4
2Y
11
X5500
R5509
H2A375300003
270
5
3A
5Y
10
6
3Y
4A
9
7
8
GND
4Y
W6000
0
J13
12
13
14
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