Panasonic SA-VK31GC Service Manual page 67

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SCHEMATIC DIAGRAM - 15
DECK CIRCUIT
C1054
50V3.3
R1095
R1091
100K
2.2K
R1094
1K
Q1020
R1093
R1096
1K
100K
Q1020-Q1021
B1ABEB000001
Q1021
R1084
MUTING SWITCH
2.2K
R1048
R1086
1K
2.2K
Q1013
Q1012-Q1013
B1ABEB000001
MUTING
DECK MECHANISM CIRCUIT
7
: +B SIGNAL LINE
: TAPE PLAYBACK SIGNAL LINE
: TAPE RECORD SIGNAL LINE
R1049
1M
R1092
2.2K
C1048
50V1
Q1014
C1049
1000P
R1047
1K
R1045
R1050
Q1012
100K
C1047
R1046
50V1
C1050
100K
1000P
Q1014-Q1015
B1ABCF000011
BUFFER AMP
IC971
CNB13030R2AU
PHOTO INTERRUPTER
6
5
4
3
2
1
Z971
RGSD12A1445T
IC951
CNB13030R2AU
PHOTO INTERRUPTER
R952
820
R953
39K
TO
MAIN CIRCUIT (CN2904) ON
SCHEMATIC DIAGRAM - 7
14
13
12
11
10
9
C1064
50V3.3
R1057
C1051
2.2K
50V1
R1053
680
R1056
220
R1051
220
R1054
C1053
C1060
680
0.01
16V220
1M
C1052
50V1
Q1015
R1087
R1085
R1052
47K
47K
220
D971
MA2C16500E
MODE
R972
D1_CRO2
820
PL
PL970
R973
GND
39K
PHOTO_T
HALF
STBY_5V
VREF_GND
PHOTO_S
D951
MA2C16500E
MODE
D1_CRO2
PL
PL971
GND
PHOTO_T
S952
HALF
HALF
STBY_5V
VREF_GND
67
CN1001
8
7
6
5
4
3
2
1
R1060
390
Q1017
Q1017
B1AARC000002
MOTOR SWITCH
R1058
Q1016
2.7K
R1061
0
C1055
R1059
50V0.1
10K
Q1016
B1GDCFJJ0023
DECK MUTING SWITCH
PL2
1
PL1
2
STBY_5V
3
PL_GND
4
AD_OUT
5
PHOTO_PB
6
PHOTO_RP
7
HALF_PB
8
VREF_GND
9
MODE_PB
10
CN971
SA-VK31GC / SA-VK31GS
1
1
M
2
2
W1002
TO
PANEL CIRCUIT
(CP600) ON
SCHEMATIC
DIAGRAM - 13

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