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SA-VK81DGCS / SA-VK81DGCP
21.3. (B) Main Circuit
SCHEMATIC DIAGRAM - 9
MAIN CIRCUIT
TUNER_GND
10
M+9V
9
8
TUNER_RCH
TO
7
TUNER_DO/ST
TUNER
6
TUNER_LCH
C2145
PACK
5
(ENG06802QF)
TUNER_SD
4
TUNER_DI
3
TUNER_CLK
2
PORT_SEL
1
C2903
CN2808
0.01
L
C2100
R2988
0.22
22
LINE OUT
R
L
AUX
R
JK2803
KA_CLK
1
KA_DAT
2
KA_LAT
3
ASP_DA
4
ASP_CK
5
VMUTE
6
B0ACCK000005
MUTE_L
7
MUTE_H
8
HP_MUTE
9
MUTE_C
10
+9V
11
MUTE_SUR
12
13
TO
SUB+BGND
14
PANEL
MUTE_SUB
CIRCUIT
15
SPEA
(CP6801) ON
16
VREF+
SCHEMATIC
17
DIAGRAM - 21
LED9V
18
MUTEA
19
+15V
20
REC_R
21
REC_L
22
AGND
23
PBR
24
PBL
25
MIC
26
MICGND
27
HPR
28
HPGND
29
HPL
30
CN2811
All manuals and user guides at all-guides.com
: +B SIGNAL LINE
: -B SIGNAL LINE
D2850
B0BC9R000008
C2242
R2259
50V1
18K
TU_ST/DO
50V1
R2160
18K
TU_SDA
TU_SCL
R2161
C2146
R2260
C2243
12K
1000P
12K
1000P
C2101
0.22
R2103
L2101
100
J0JBC0000041
R2102
C2102
L2819
J0JBC0000019
47K
1000P
R2200
C2200
47K
1000P
L2201
R2201
J0JBC0000041
100
L2100
R2104
J0JBC0000041
39K
C2103
R2105
R2101
1000P
5.6K
2.2
C2201
R2203
L2200
1000P
5.6K
J0JBC0000041
R2202
39K
KA_CLK
KA_DAT
KA_LAT
ASP_DA
ASP_CK
VMUTE
D5871
MUTE_L
MUTE_H
HP_MUTE
MUTE_C
MUTE_SUR
MUTE_SUB
R2992
0
R2975
0
MUTEA
R2204
47K
LINE_RIN
LINE_LIN
R2106
47K
R2107
R2205
470
470
: MIC SIGNAL LINE
: MAIN SIGNAL LINE
: AUX SIGNAL LINE
: PLAYBACK SIGNAL LINE
: AM/FM SIGNAL LINE
: RECORD SIGNAL LINE
+9V
TUN_R
TUN_L
TU_SD
C2202
R2207
R2631
R2630
50V47
0
0
0
Q2813
B1GFGCAA0001
MUTING SWITCH
C2104
R2109
50V47
0
AUX_L
+9V
R2854
R2856
R2860
27K
0
MUTE_L
AUX_R
C2855
R2857
50V4.7
Q2814
B1GDCFGA0014
MUTING SWITCH
-9V
KA_LOUT
R2164
C2130
R2135
3.3K
50V10
22K
R2140
12K
+9V
R2645
0
R2632
0
SPEA
C2128
6800P
VREF+
LED9V
+15V
PBR
PBL
MIC
C2227
R2262
R2633
R2634
HPR
50V10
3.3K
0
0
KA_ROUT
HPL
R2244
LED9V
12K
C2301
6800P
R2967
100K
88
C2203
R2209
50V47
2.7K
R2208
100K
R2110
C2105
R2111
100K
50V47
2.7K
R2855
1K
1K
56K
C2125
47P
C2124
C2126
R2137
47P
100P
22K
C2147
0.1
R2138
R2136
10K
10K
8
9
10
11
12
13
14
-VCC
FL
FL
IC2816
C0ABCB000052
QUAD OP-AMP
FR
FR
+VCC
7
6
5
4
3
2
1
R2236
10K
R2239
R2238
10K
22K
C2224
C2222
47P
R2237
100P
C2223
22K
47P
C2226
R2241
0.15
12K
C2129
R2143
0.15
12K
LINE_RIN
LINE_LIN
C2127
1
R2139
100K
R2240
100K
C2225
1
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