JVC RC-BM5 Service Manual page 43

Cd portable system
Hide thumbs Also See for RC-BM5:
Table of Contents

Advertisement

CD control section
5
4
3
2
Voltage chart
IC502 : TDA7073
IC503 : TDA7073
IC504 : TZA1024
PIN1 - 4
PIN1,2
PIN1
0 V
1.65 V
PIN5
PIN3,4
PIN2
8.5 V
0 V
PIN6,7
PIN5
PIN3
1.65 V
8.56 V
PIN8
PIN6,7
PIN4
0 V
1.65 V
PIN9
PIN8
PIN5
1.2 V
0 V
PIN10,11
PIN9
PIN6
0 V
4.18 V
PIN12
PIN10,11
PIN7
4.26 V
0 V
PIN13
PIN12
PIN8
4.25 V
4.22 V
PIN14,15
PIN13
PIN9
0 V
4.19 V
PIN16
PIN14,15
PIN10
4.24 V
0 V
PIN16
PIN11,12
4.18 V
PIN13
PIN14
1
A
1.79 V
3.08 V
0.76 V
0.15 V
0.67 V
Voltage chart
0 V
IC501 : SAA7324
3.04 V
1.53 V
PIN1
1.4 V
PIN15
1.54 V
PIN28
1.58 V
PIN41
0.79 V
PIN2,3
1.55 V
PIN16
1.52 V
PIN29
1.6 V
PIN42
1.68 V
PIN4
0 V
PIN17
3.1 V
PIN30,31
0 V
PIN43
0 V
PIN5
3.1 V
PIN18 - 20
0 V
PIN32
0.03 V
PIN44 - 46
3.09 V
PIN6
1.23 V
PIN21
3.1 V
PIN33
0 V
PIN47
0 V
PIN7
1.53 V
PIN22,23
0 V
PIN34
3.15 V
PIN48 - 50
PIN8
1.52 V
PIN24
3.16 V
PIN35 - 37
0 V
PIN51
PIN9
1.53 V
PIN25
0 V
PIN38
3.11 V
PIN52
PIN10 - 13
1.52 V
PIN26
1.64 V
PIN39
4.72 V
PIN53
PIN14
0 V
PIN27
1.6 V
PIN40
4.7 V
PIN54
B
C
Voltage chart
Q501
Q502
Q503
Q701
To F-1
8050
8050
945
1383
on page 2-2
E
3.51 V
3.32 V
0 V
3.36 V
B
4.1 V
3.99 V
0 V
4.06 V
C
5.06 V
5.06 V
3.51 V
5.04 V
0 V
PIN55
1.7 V
4.6 V
PIN56
1.6 V
3.72 V
PIN57
3.16 V
0 V
PIN58
0 V
1.83 V
PIN59
0.6 V
0 V
PIN60
0 V
1.6 V
PIN61
3.7 V
3.17 V
PIN62
0 V
0.3 V
PIN63
3.15 V
1.56 V
PIN64
3.03 V
CD SIGNAL
D
E
Voltage chart
PIN1
4.83 V
PIN13
PIN2,3
1.3 V
PIN14
PIN4
1.25 V
PIN15
PIN5
1.2 V
PIN16
PIN6
4.83 V
PIN17
PIN7 - 9
1.25 V
PIN18,19
PIN10
0.9 V
PIN20
PIN11,12
0 V
PIN21
IC702 : 27C020
PIN1
0.01 V
PIN8,9
PIN2,3
0.12 V
PIN10
PIN4
1.67V
PIN11,12
PIN5
1.35 V
PIN13
PIN6
1.44 V
PIN14
PIN7
1.38 V
PIN15
Voltage chart
PIN1
PIN32
2.7 V
PIN2
PIN33
1.69 V
PIN3
PIN34
2.89 V
PIN4
PIN35
1.3 V
PIN5
PIN36
1 V
PIN6
PIN37
1.2 V
PIN7
PIN38
1.23 V
PIN8
PIN39
0.9 V
PIN9
PIN40
1.5 V
PIN10
PIN41
1.5 V
CN702
PIN11
PIN42
1.4 V
PIN12
PIN43
1.3 V
PIN13
PIN44
1.3 V
PIN14
PIN45
1.3 V
PIN15
PIN46
1.4 V
PIN16
PIN47
3.29 V
To A-4
PIN17
PIN48
1.35 V
on page 2-2
PIN18
PIN49
1.35 V
PIN19
PIN50
0.01 V
PIN20
PIN51
1.4 V
PIN21
PIN52
1.35 V
Voltage chart
PIN22
PIN53
1.65 V
PIN23
PIN54
0.12 V
IC704 : 1308D
PIN24
PIN55
0.13 V
PIN1
PIN4
2.47 V
0 V
PIN25
0.01 V
PIN56
PIN2
PIN5 - 7
1.93 V
1.92 V
PIN26
4.47 V
PIN57 - 61
PIN3
PIN8
2.07 V
4.81 V
PIN27
4.4 V
PIN62
PIN28
0.01 V
PIN63
PIN29
1.54 V
PIN64
PIN30
3.29 V
PIN65
PIN31
0.01 V
PIN66
Parts are safety assurance parts.
When replacing those parts make
sure to use the specified one.
F
RC-BM5
IC701 : 4C256K
2.8 V
PIN22
1.5 V
PIN32
1.4 V
1.25 V
PIN23,24
1.8 V
PIN33,34
1.25 V
0 V
PIN25
1.5 V
PIN35
0 V
1.65 V
PIN26
1.25 V
PIN36
0.19 V
1.48 V
PIN27
0 V
PIN37,38
1.25 V
0 V
PIN28,29
2.7 V
PIN39
0.8 V
4.83 V
PIN30
0 V
PIN40
0 V
0 V
PIN31
1.25 V
1.35 V
PIN16
0 V
1.37 V
PIN17
0.9 V
1.35 V
PIN18
1.6 V
PIN19
1.2 V
1.5 V
PIN20 - 32
1.52 V
To F-3
on page 2-2
(To E-1 on page 2-2)
IC703 : LS188
PIN67
PIN98
3.29 V
4.82 V
1.4 V
PIN68
PIN99
3.26 V
3.17 V
0.01 V
PIN69
PIN100
3.27 V
3.17 V
2.5 V
PIN70
PIN101
3.2 V
4.65 V
0.6 V
PIN71
PIN102
1.7 V
3.2 V
1.3 V
PIN72
PIN103
1.43 V
4.7 V
1.1 V
PIN73
PIN104
1.2 V
4.7 V
1.1 V
PIN74
PIN105
1.4 V
4.7 V
0 V
PIN75
PIN106
1.2 V
0.01 V
2.8 V
PIN76
PIN107
1.1 V
0.03 V
2.82 V
PIN77
PIN108
0 V
5 V
3.3 V
PIN78
PIN109
0.01 V
5 V
2.5 V
PIN79
PIN110
1.2 V
5 V
3.27 V
PIN80
PIN111
1.2 V
4.83 V
2.5 V
PIN81
PIN112
2.46 V
1.58 V
1.4 V
PIN82
PIN113
1.75 V
1.58 V
1.6 V
PIN83
PIN114
1.62 V
1.57 V
1.7 V
PIN84
PIN115
1.65 V
0 V
1.4 V
PIN85
PIN116
1.65 V
1.4 V
1.6 V
PIN86
PIN117
0.34 V
1.2 V
1.6 V
PIN87
PIN118
3.45 V
1.5 V
0 V
PIN88
PIN119
3.53 V
0.7 V
1.7 V
PIN89
PIN120
4.82 V
3.29 V
1.9 V
PIN90
PIN121
0.01 V
1.2 V
0 V
3.29 V
PIN91
1.16 V
PIN122
1.7 V
0.01 V
PIN92
0.01 V
PIN123
1.7 V
2.46 V
PIN93
1.34 V
PIN124
2.46 V
1.15 V
PIN94
1.2 V
PIN125
0.18 V
3.74 V
PIN95
1.1 V
PIN126
0.58 V
0.01 V
PIN96
0.7 V
PIN127
0.32 V
3.13 V
PIN97
0.7 V
PIN128
0.58 V
G
2-3

Hide quick links:

Advertisement

Table of Contents
loading

Table of Contents