11-2
MEASUREMENT REFERENCES TO LAYOUT ON PAGE 11-15 (for SR4000)
17
18
9
10
3
2
4
26
27
33
36/40/43
41/42
39
19
34
25
24
12
20
21
Can be measure via Test point
on component side monoboard
IC 7643
Pin
Funtionality
TP 47
TP 48
TP 50
TP 51
TP 52
TP 53
TP 54
TP 55
TP 56
TP 57
TP 58
TP 59
TP 60
TP 61
TP 63
TP 64
TP 65
TP 66
TP 67
TP 68
MDM Surround L in
not used
MDM Surround R in
not used
4,7V
4,7V
4,7V
4,7V
4,7V
Surround Right out
Ground
9,4V
4,7V
8,7V
Surround Left out
4,7V
4,7V
4,7V
4,7V
4,7V
5
4
8
3
Can be measure via Test point
on component side monoboard
IC 7503
Pin
Funtionality
TP 73
TP 74
TP 75
TP 76
Right in
-12V
11V
Left in
IC7503
IC7643
5
4
7
8
3
1
Can be measure via Test point
on component side monoboard
IC 7504
Pin
Funtionality
TP 77
TP 78
TP 79
TP 80
TP 81
TP 82
Rec - in Right
-13,5V
Rec - out Right
12V
Rec - in Left
Rec - out Left
IC7504
Summary of Contents for SR-3000
Page 38: ......
Page 49: ...10 1 TABLE OF CONTENTS Circuit diagram 10 2 Component layout 10 3 Partslist 10 5 MAINS BOARD ...
Page 50: ......
