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SA-VK960GC / SA-VK960GCS / SA-VK960GCT / SA-VK960GS
SCHEMATIC DIAGRAM - 8
: +B SIGNAL LINE
B
MAIN CIRCUIT
: -B SIGNAL LINE
TO MAIN
SECTION (3/4)
FRVOLIN
FRSELOUT
SRSELOUT
SRVOLIN
R2504
R2530
R2524
47K
33K
E_OUT_R
R2526
R2515
C2504
22K
27K
0.047
C2508
10P
FRVOLIN
C2519
1200P
+7V
+7V
W3079
0
-7V
7
6
5
4
3
IC2500
AUDIO_GND
8
9
10
11
12
-7V
R2512
C2505
0.082
22K
R2514
R2516
4.7K
22K
FLVOLIN
FLSELOUT
FLSELOUT
SLSELOUT
SLSELOUT
E_OUT_L
SLVOLIN
R2536
R2531
R2537
4.7K
33K
27K
22K
R2527
C2507
0.047
C2509
10P
+7V
IC2501
7
6
5
4
W3059
0
8
9
10
11
-7V
R2513
27K
R2511
27K
R2505
R2507
47K
47K
W3057
0
WIDE_SURR
R2529
1K
SLVOLIN
W3067
SRVOLIN
0
-7V
8
7
6
5
IC2502
C0JBAR000326
WIDE SURROUND SWITCH
C2521
0.01
9
10
11
12
W3078
0
AUDIO_GND
B9
15
16
17
: MAIN SIGNAL LINE
: MIC SIGNAL LINE
W3086
0
R2532
W3069
22K
0
10K
W3071
0
F_S_R
R2533
C2511
22K
0.22
S_F_R
Q2502
B1ABEB000002
R2534
4.7K
MUTING
R2522
33K
R2551
1K
R2528
2
1
22K
Q2503
B1ABEB000002
MUTING
AUDIO_GND
W3063
13
14
0
R2506
R2520
22K
R2540
22K
2.2K
IC2500
R2500
C0ABCB000052
12K
Q2500
QUAD OP-AMP
B1ABEB000002
R2501
4.7K
MUTING
R2535
R2503
22K
10K
Q2504
W3058
R2509
C2514
B1ABEB000002
0
22K
0.022
S_F_L
MUTING
F_S_L
R2518
R2517
4.7K
12K
Q2504
W3040
R2525
R2523
C2515
0
4.7K
33K
3900P
B1GBCFJN0033
R2502
3
2
1
4.7K
Q2505
B1ABEB000002
AUDIO_GND
MUTING
L2716
G0A200D00002
12
13
14
R2519
22K
IC2501
C0ABCB000052
R2521
22K
QUAD OP-AMP
V_GND
M+9V
D_AMP+5V
P_GND
W3039
M+12V
0
-7V
4
3
2
1
SW+5V
R2541
Q2501
1.8K
B1GDCFGA0018
Q2501
B0ADCJ000020
BUFFER
13
14
15
16
R2542
56K
M_GND
W3064
0
DC_DET
W3904
0
W3902
18
19
20
TO MAIN
SECTION (2/4)
Q2900
B1ACKD000006
FAN MOTOR DRIVE
Q2902
R2907
B1ABCF000176
W3065
5.6K
FAN MOTOR
0
DRIVE CONTROL
R8039
330K
M_GND
Q2901
B1ACKD000006
FAN MOTOR DRIVE
R2908
Q2903
DW2901
R2906 5.6K
B0ADCJ000020
10K
B1ABCF000176
FAN MOTOR
DRIVE CONTROL
3
R2904
R8040
10K
330K
M_GND
L2712
G0A200D00002
2
3
Q2711
1
DW2710
DC DETECT
B0ADCJ000020
Q2710
B1BACD000018
L2711
L2714
R2711
R2713
G0A200D00002
REGULATOR
G0A200D00002
G0A101ZA0028
1.5
1.5
R2719
1.5K
R2710
R2712
R2717
33
180
2.7K
C2712
R2718
16V100
1K
M+9V
W3007
0
500mA
Q2810
W3001
D2810
B1AAKD000014
W3009
0
B0ACCK000005
0
REGULATOR
SW+5V
15-30mA
2
1
2
1
DW2811
DW2810
B0ADCJ000020
R2810
150
3
3
0
21
22
23
104
DZ2901
B0BC5R600003
DW2900
B0ADCJ000020
C2904
R2917
16V100
100
1
R2922
56K
3
Q2904
R2903
B1ABCF000176
2
10K
C2906
R2911
FAN MOTOR DRIVE
27
10V220
Q2906
B1ABCF000176
DC DETECT
DZ2902
B0BC5R600003
C2905
16V100
R2918
100
1
Q2905
Q2907
B1ABCF000176
B1ABCF000176
2
C2907
FAN MOTOR DRIVE
DC DETECT
10V220
Q2700
R2701
D2700
B1ACCF000094
1.8K
B0ACCE000003
POWER SUPPLY
R2700
1.8K
Q2702
R2703
1.8K
B1ACCF000094
POWER CONTROL
Q2701
R2702
1.8K
B1GBCFJN0033
IC2720
POWER SUPPLY
C0DAAMH00012
SWITCHING REGULATOR
W3005
0
5
4
3
2
1
W3002
L2710
L2713
G0A200D00002
IC2810
C0CAAKG00013
REGULATOR
OUT
GND
IN
3
2
1
D2904
D2903
D2902
D2901
R2811
D2901 - D2904
1K
B0EAKM000117
DZ2810
B0BC5R600003
D2811
B0ACCK000005
24
25
26
I
CNP2913
1
+VE
TO FAN
2
-VE
I
CNP2032
TO
SIGNAL
USB CIRCUIT
1
MGND
(LJ2)
2 MGND
IN SCHEMATIC
J
DIAGRAM - 10
C
DC_DET
TO
CNP2034
PANEL CIRCUIT
1
MGND
(LJ1)
M_GND
2 MGND
IN SCHEMATIC
DIAGRAM - 9
M_GND
CNP2914
K
2
-VE
TO FAN
1
+VE
DC_DET
CNP2601
M_GND
HP_L
1
HP_L
AUDIO_GND
HP_GND
2
HP_R
C
HP_R
L
3
HP_MUTE
TO
HP_MUTE
4
PANEL CIRCUIT
MIC
MIC
5
(CN6702)
MIC_GND
6
IN SCHEMATIC
MPORT_LCH
7
MPORT_LCH
DIAGRAM - 9
AUDIO_GND
8
MPORT_GND
MPORT_RCH
9
MPORT_R
10
NC
SYS6V
W1A
K
M
P_GND
TO
GND
1
SMPS CIRCUIT
GND
2
(W1B / W1C)
GND
3
IN SCHEMATIC
DIAGRAM - 14 / 16
PCONT
W2A*
SYS6V_GND
CNP2710
+15V
1
+15V
+7V
2
+7V
0
P_GND
3
-7V
K
4
-7V
N
SYS6V
TO
5
SYS6V
SMPS CIRCUIT
SYS6V_GND
6
SYS6V_GND
(CN5902)
M+18V
7
M+18V
IN SCHEMATIC
+18V
8
+18V
DIAGRAM - 14 / 16
M_GND
9
SYNC
10
SYNC
AMP_BP
11
AMP_BP
VCC_CONTROL
12
VCC_CTRL
O
1/4
2/4
3/4
4/4
SA-VK960GC/GCS/GCT/GS
MAIN CIRCUIT
P
27
28
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