14
CIRCUIT INFORMATION
SYSCON
MODE
LOC.
PIN
EE
PLAY
REC.
IC501
2
2.63
2.61
2.61
3
4.64
4.97
4.96
4
2.3
0
2.2
5
1.8
0
2.1
6
4.74
5.04
5.1
7
1.4
2.28
1.13
8
0.01
4.73
0.01
9
1.9
1.85
0.14
10
0.04
0.01
0.01
1
12
1.63
1.58
1.57
13
5.2
0.01
0.01
14
5.2
5.2
5.18
15
2.6
2.6
2.6
16
5.2
5.2
5.2
17
2.82
0
0
18
0
2.61
2.6
19
2.61
0
2.6
20
0
5.23
0
21
0
0
5.13
23
0.78
0.79
0.8
24
0.78
0.79
0.8
25
0.87
0.01
0.87
26
0.87
0.87
0.87
27
0.87
0.87
0.87
28
0.87
0.87
0.87
29
0.87
0.87
0.87
30
0.87
0.87
0.01
31
1.41
0.03
1.4
32
5.05
0.05
0.07
33
0.76
0.02
0.77
34
5.25
5.25
5.23
35
000
36
1.54
1.52
1.53
37
5.2
5.25
5.1
38
2.32
2.32
2.31
39
0
0.01
2.6
40
0
0.01
0.11
41
0
0
0.12
42
5.23
5.23
5.1
43
5.25
5.23
5.23
44
1.8
1.9
1.7
45
5
5
4.9
46
0.01
0
0.12
47
1.8
1.86
1.7
48
0.01
0
0.12
49
0.02
0
0
50
1.9
1.97
1.7
51
3.3
3.3
3.2
52
1.9
1.97
2.1
53
5.25
5.25
5.25
54
2.23
2.23
2.23
55
1.92
1.97
1.75
56
1.9
1.98
1.87
58
4.48
0.33
4.49
59
5.21
5.21
0
60
4.82
4.8
4.84
61
4.96
4.8
4.91
SYSCON
MODE
LOC.
PIN
EE
PLAY
REC.
62
0.01
0.03
0
63
64
5.18
0
5.18
65
5.18
0.01
5.18
66
0.04
0.01
0.12
67
0
5.2
0
68
0
0.01
0
69
0
0
0.12
70
5.17
5.17
5.15
71
5.04
5.01
5.01
72
5.01
5.01
5.01
73
0.12
0.14
0.08
74
0.3
2.58
0.09
75
0.03
0
0.09
76
0
2.5
2.57
77
0
2.6
2.72
78
1.33
0
0.09
79
0
0 5
0 5
80
5.02
0 5
0 5
81
1.6
0.01
1.58
82
5.21
0
0
83
4.55
5.01
5.01
84
5.01
5.01
5.19
85
0.01
0.01
0
86
5.21
0.01
0
87
4.23
2.49
2.48
88
0
0.01
0
89
0
0.01
1.51
90
0.01
1.28
1.28
91
2.58
2.58
2.58
92
2.6
2.6
2.6
93
94
2.6
2.6
2.28
95
2.56
2.56
2.89
96
2.56
2.56
2.56
97
2.57
2.59
2.57
98
5.01
5.01
5.01
99
5.22
5.21
5.2
100
0
0.01
0
SYSCON
MODE
LOC.
PIN
EE
PLAY
REC.
IC502
5
4.96
4.85
4.9
6
4.96
4.88
4.9
8
5.22
5.22
5.2
SYSCON
MODE
LOC.
PIN
EE
PLAY
REC.
Q501
E
2.82
3.06
2.81
B
2.12
2.35
2.11
C
0.01
0.01
0.02
<->
<->
<->
<->
1. IC501 PIN97 X: 1V DIV
CTL AMP OUT Y : 5mS DIV
2. IC501 PIN 89 X : 0.5V DIV
DRUM FG Y :0.5ms DIV
3. IC501 PIN 87 X: 1V DIV
CAPSTAN FG Y : 0.5mS DIV
4. IC501 PIN 77 X : 1V DIV
CAPSTAN PWM Y : 5uS DIV
5. IC501 PIN61 X: 1V DIV
SERIAL CLK Y: 0.1mS DIV
6. IC501 PIN60 X : 1V DIV
SERIAL DATA Y : 0.1mS DIV
7. IC501 PIN 56 X : 0.5V DIV
EDS IN Y: 20uS DIV
Summary of Contents for ST263 DVST7L3
Page 4: ...4 DVST7C3 FRONT VIEW DVST7E3 FRONT VIEW DVST7L3 FRONT VIEW DVST7M3 FRONT VIEW ...
Page 8: ...9 CIRCUIT INFORMATION 1 INTERCONNECT WIRING DIAGRAM ...
Page 9: ...10 CIRCUIT INFORMATION 2 POWER CIRCUIT DIAGRAM ...
Page 11: ...12 CIRCUIT INFORMATION 3 POWER BLOCK DIAGRAM ...
Page 12: ...13 CIRCUIT INFORMATION 4 SYSCON CIRCUIT DIAGRAM ...
Page 14: ...15 CIRCUIT INFORMATION 5 SERVO SYSCON BLOCK DIAGRAM ...
Page 15: ...16 CIRCUIT INFORMATION 6 AV SECAM COLOR CIRCUIT DIAGRAM ...
Page 17: ...18 CIRCUIT INFORMATION 7 1 VIDEO PLAYBACK PATH FOR PAL 7 2 VIDEO RECORD PATH FOR PAL ...
Page 18: ...19 CIRCUIT INFORMATION 8 HIFI SW CIRCUIT DIAGRAM ...
Page 20: ...21 CIRCUIT INFORMATION 9 PIF CIRCUIT DIAGRAM ...
Page 22: ...24 DISASSEMBLY 1 PACKING ASS Y ...
Page 23: ...26 DVST7L3 SERIES ...
Page 24: ...29 DISASSEMBLY 3 INSTRUMENT DISASSEMBLY 3 1 SET TOTAL ...
