Ic Block Diagrams & Ic Pins Description - Akai DV-R4100VSS Service Manual

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VOLTAGE CHART - CONTINUED
IC301 (TMP87EP26F)
PIN'S NUMBER
1
2
3
DVD PLAY
0
2.43
2.15
4.75
PIN'S NUMBER
11
12
13
DVD PLAY
0.06
0.06
0.03
3.30
PIN'S NUMBER
21
22
23
DVD PLAY
4.92
4.88
0
4.92
PIN'S NUMBER
31
32
33
DVD PLAY
4.88
0.04
0.03
4.88
PIN'S NUMBER
41
42
43
DVD PLAY
4.88
4.02
4.88
4.88
PIN'S NUMBER
51
52
53
DVD PLAY
4.92
/
/
PIN'S NUMBER
61
62
63
DVD PLAY
/
/
/
PIN'S NUMBER
71
72
73
DVD PLAY
/
/
/
PIN'S NUMBER
81
82
83
DVD PLAY
/
/
/
PIN'S NUMBER
91
92
93
DVD PLAY
/
/
/
4
5
6
7
8
9
0
0.24
0
4.01
4.61
14
15
16
17
18
19
0.03
4.88
0.04
4.92
4.88
24
25
26
27
28
29
4.88
0
3.30
4.92
0.04
34
35
36
37
38
39
4.84
0.04
4.88
4.88
0
44
45
46
47
48
49
0
2.44
0.16
4.87
0
54
55
56
57
58
59
/
/
/
/
/
/
64
65
66
67
68
69
/
/
/
/
/
/
74
75
76
77
78
79
/
/
/
/
/
/
84
85
86
87
88
89
/
/
/
/
/
/
94
95
96
97
98
99
/
/
/
/
/
/
61
U15 BA5954FP
10
28
27
0
20
4.92
STAND
30
-BY
4.89
40
2.81
THERMAL
50
SHUT DOWN
0
60
/
70
/
80
/
90
/
20K
100
4.92
10K
1
2
IC402 TC9257F
FM
AMP
14
FM
13
IC BLOCK DIAGRAMS & IC PINS DESCRIPTION
26
25
24
23
22
21
10K
PVcc2
PreGND
7.5K
10K
15K
20K
X2
7.5K
DET.AMP.
DET.AMP.
7.5K
X2
10K
25K
7.5K
Vcc
PVcc1
3
4
8
5
6
7
PSC
L
HF
H
MODE LF
FM
4
12
REFERENCE COUNTER
15
1ms
OSC
4
8
TEST
5
22
24
10
4
4
62
20
19
18
17
16
15
PGND
LOADING
ACTUATOR
DRIVER
DRIVER
PVcc1
PVcc2
Vcc
SLED
ACTUATOR
DRIVER
DRIVER
PGND
9
10
11
12
13
14
OT4
5
AMP
AMP
GATE

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