Sony DSR-20MD Service Manual page 45

JC-19 (C1 SPCON) SCHEMATIC DIAGRAM
1 2 3 4
JC-19 BOARD (10/18)
C1 SPCON
A
38-1
-REF.NO.:2,000 SERIES- 38
38-2
XX MARK:NO MOUNT
TO JC-19 BOARD (9/18)
(SEE PAGE 4-36)
NO MARK:REC/PB MODE
GND
R:REC MODE
P:PB MODE
J_3.1V
B
C
33
TO JC-19 BOARD (5/18)
(SEE PAGE 4-27)
33-2
D
33-1
E
C34
C35
C36
F
R471 1k
A13
22
22-3
R470 1k
A12
TO JC-19 BOARD (1/18) 22-2
R469 1k
A11
(SEE PAGE 4-20)
22-1
G
H
39-1
I
J
39
TO JC-19 BOARD (9/18)
(SEE PAGE 4-36)
K
39-2
39-3
39-4
39-5
39-6
39-7
39-8
L
39-9
05
39-10
• See page 4-15 for JC-19 printed wiring board.
• See page 4-121 for waveform.
5 6 7 8
R461
0
L423 C442
10u
10uH
6.3V
TA
100 99 98 97 96 95 94 93 92 91 90 89 88
3.1
3.1
C26
3.1
C27
3.1
C28 3.1
C29 3.1
C30
R445
4700
A2 0
3.1
IC421
CXP912032-074R-T6
IC421
C33 3.1
3.1
3.1
3.1
3.1
3.1
3.1
3.1
26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50
X421
20MHz
C6
C9
C8
C7
C25
4-37
9 1 0 1 1
A10
C438
1u B
2012
CL478 CL476 CL472 CL474
CL477 CL471 CL473 CL475
R3.1/P0
87 86 85 84 83 82 81 80 79 78 77 76
1.5
1.5
3
3
3
0.9
R0.4/*
R0/P1.1
2.8
0.3
1.4
41
R452 R453
100k 100k
R450
1M
C439
C440
10p
10p
CH CH
1 2 1 3 1 4 1 5
24-3 TO JC-19 BOARD (18/18)
24
(SEE PAGE 4-54)
24-1
R472
1k
TO JC-19 BOARD (1/18)
22
22-4
(SEE PAGE 4-20)
23-1
23-2
23-3
23
23-4 TO JC-19 BOARD (16/18)
(SEE PAGE 4-49)
23-5
A2
23-6
A4
23-7
A5
23-8
A6
23-9
9-4
9
9-2
TO JC-19 BOARD (3/18, 12/18, 13/18)
9-3
(SEE PAGE 4-24, 42, 43)
9-1
TO JC-19 BOARD (7/18)
15
15-1
(SEE PAGE 4-31)
19-1
19
TO JC-19 BOARD
(4/18, 11/18, 12/18)
19-2
(SEE PAGE 4-26, 39, 42)
19-3
C34
17-8
C35
17-9
C36
17-10
17-11
17-12
17
C5
17-13
TO JC-19 BOARD (7/18)
C30
17-14 (SEE PAGE 4-31)
C2
17-1
C4
17-3
C3
17-2
C10
17-4
C26
17-6
C27
17-7
C17
17-5
C1
20-1
20
20-2
TO JC-19 BOARD (14/18)
20-3
(SEE PAGE 4-46)
20-4
21-13
ATF_CLK
21-1
21-2
21-2
21-3
21-3
21-4
21-4
21
21-5
TO JC-19 BOARD (15/18)
21-6
(SEE PAGE 4-47, 48)
21-7
21-8
21-9
C19
21-10
21-11
21-12
TO JC-19 BOARD (18/18)
24
24-2
(SEE PAGE 4-54)
23
TO JC-19 BOARD (16/18)
(SEE PAGE 4-49)
4-38
DSR-20MD/20MDP
1 6
C1 SPCON
JC-19 (10/18)