Overall Block Diagram 4 - Sony DSR-25 Service Manual

DSR-25

3-4. OVERALL BLOCK DIAGRAM 4

JC-21 BOARD (3/6)
CN5005 (1/2)
115 36
46 34
33
45
48 27
47 26
63
31
9
50
69 35
71 40
68
28
117 30
29
116
43
49
50 44
51 45
46
52
1
X5001
20MHz
2
44 39
43 38
7
119 41
IC5003
MECHANISM
CONTROL
CN6002
LANC IN
1
19
LANC OUT
2
17
XLANC PWR ON
JIG PIN
15 21
(FOR CHECK) EJECT
3 17
PARSLEY MODE
1 27
XRESET
30
5
CN6001 (2/2)
HI SI, HI SO,
10 34
HI SCK, XCS MO
8 33
6 35
12 32
XSLEEP
3 61
XIC RST
2 38
MO XWAKEUP
4 62
OVERALL1
B XSYS RST
9
(3-2) 14
16 MO SCK, MO SO, MO SI 50
18 49
20 48
XCS UVIC
58
22
UVIC BUSY
65
23
UVIC SWIN
24 67
UVIC GATE
25 55
66
IC6004
(JC-21 (11/14))
CN1101 (3/3)
XI/O SYNC HI
OVERALL6 28 64
H
XI/O SYNC VFD
(3-11)
29
OSD VD
8
OVERALL2
(3-3)
XSYS RESET
7
05
( ): Number in parenthesis ( ) indicates the division number of schematic diagram where the component is located.
CM-59 BOARD
CN001 (1/2)
CAP FG
15
CAP FWD, CAP ON
17
18
DRUM FWD,
DRUM ON
24
25
DRUM MASTER CLK
20
HI C/R SW
1
CAP PWM
16 L. P. F. 6
IC300
(1/3)
IC102
L. P. F.
REEL PWM
(CM-59 (3/3))
11 L. P. F. 8
BUFFER
(CM-59 (1/3))
IC500
DRUM PWM
L. P. F. 7
23
L. P. F.
(CM-59 (2/3))
DRUM PG, DRUM FG 21 DRUM PG, DRUM FG
22
CM (+), CM (–) 8 CM+, CM–
7
CM LIMIT ON,
CM LIMIT DET 6 CM LIMIT ON, CM LIMIT DET
5
REEL FWD,
REEL ON 12
13
REEL M FG
10
CN5005 (2/2)
(2/2)
113 SREEL FG, TREEL FG
114
(JC-21 (10/14))
TAPE ON
53
TAPE END
54
CHIME SCK, CHIME SDA,
71
CHIME VDD
72
73
REC PROOF
85
IC6001 (2/2)
L CASSETTE
97
MODE
20 11 13
CONTROL
22 3 IC5008 1
(JC-21 (11/14))
LEVEL SHIFT
(JC-21 (10/14))
9
68 8
10
4
18 6
5
TAPE LED ON
55
S REEL ERR,
T REEL ERR
98
99
24 72
DW DET
96
42
MODE SW D-A
81 ı
82 39
83
40 41 104
105
X6001
20MHz
3-7
CAP FG
CAP FWD, CAP ON
DRUM FWD, DRUM ON
DRUM CLK
7
CAP VS
7 6 46 SWICHING
IC100
REEL VS
9 30 39 SWICHING
DC/DC
CONVERTER
DRUM VS
16 25 (CM-59 (1/3)) 40 SWICHING
VREF 11 44
SWICHING 6.25V
REEL ERROR
Q200
BUFFER
REEL FWD, REEL ON
IC202
REEL M FG 2
1 REEL MOTOR
3
FG AMP
(CM-59 (1/3))
CN001 (2/2)
SREEL FG,
18 TREEL FG 33 S REEL FG, T REEL FG
19 32
TAPE TOP TAPE TOP
7 44
TAPE END TAPE END
8 43
CHIME SCK,
CHIME SDA,
22 29
CHIME VDD CHIME SCK, CHIME SDA, CHIME VDD
23 28
24 27
REC PROOF REC PROOF
13 38
L CASSETTE L CASSETTE
12 39
XC IN C IN
10 41
XCC DOWN CC DOWN
11 40
TAPE LED ON TAPE LED
6 45
S ELTN ERR,
T ELTN ERR
17 34
16 35
DEW DET DEW
14 37
4 47
MODE SW D-A
ı ı
1 50
IC300
3 LM+, LM–
48 LM (+), LM (–) 25 (3/3)
2
49 24 LOADING MOTOR
DRIVER
(CM-59 (3/3))
CN400
CAPSTAN 23
24
FG AMP 22
IC400
(CM-59 (3/3))
14
15
CAPSTAN
MOTOR
5
DRIVER
7
3 9
54 55 53
5 20 CN500
25 4
22 1 IC501
DRUM
2
PREDRIVE (1/2)
26 21
17 23
23 24
DRUM 18
IC500 MOTOR
27 6
DRIVER
24 19
(CM-59 (2/3))
(CM-59 (2/3))
DRUM PG/FG
4 1
60 DRIVER 63
IC501
42 30 18
CN501
41 31 12 (2/2)
9
C MOTOR
C MOTOR
11
DRIVER
39 32 17
DRIVER
40 33 13
(CM-59 (2/3))
CN201 CN1
1 1
21
15 IC200
REEL V/U/W
ı ı
22
4 REEL 6 6
23
MOTOR
26
DRIVE
6
(CM-59 (1/3))
FG1, FG2
9 9
12 12
REEL FG AMP
SFG IN S REEL FG
19 13 13 S REEL FG
20
IC300
(2/3)
23 TFG IN T REEL FG
22 14 14 T REEL FG
(CM-59 (3/3))
TOP SENS TAPE TOP
21 21
14 13
TAPE TOP/END
DETECT
17 16
CHIME2 (SCK)
CHIME3 (SDA)
18 18
CHIME4 (VDD)
17 17
16 16
REC PROOF
15 15
CN200 CN2
L CASSETTE L CASSETTE
14 14
C IN C IN
3 3
CC DOWN CC DOWN
2 2
TAPE END
END SENS
1 1
Q1
(TAPE END)
TAPE LED TAPE LED
12 12
S ELETEN
S ELETEN, T ELETEN T ELETEN
8 8
9 9
DEW DEW
15 15 DEW
7 7
MODE D-A MODE D-A MODE
ı ı
SW
4 4
CN300
LM+, LM–
2 1
29 2
3-8
M903
16 FG2, FG1 CAP
17 FG
14
13
U, V, W
8
CAPSTAN
7
MOTOR
10
9
M901 (2/2)
5
6
3
U, V, W
4 DRUM
1 MOTOR
2
PG, FG
11 DRUM
10 PG
CM LOAD, CM UNLOAD
1 M905
M M
2 FL MOTOR
M904
CN3
1
V, U, W
REEL
ı
6 MOTOR
MR FG1, MR FG2 REEL
8
10 FG
IC5
MD-76 BOARD
IC4
FOR CASSETTE
MEMORY
D1
(TAPE LED)
S3 S2 S1
(CC DOWN) (C IN) (L/S CASSETTE)
Q2
(TAPE TOP)
IC2
2
IC1
H
3
1
ELETEN
7
ERROR AMP
6
H
7
IC3
M902
M M
CAM MOTOR