—33—
Unit [V]
Ref.
No.
Pin
STBY
TALK
Note
IC10
14
5.1
5.1
1
5.1
5.1
2
0
0
3
1.2
1.2
4
3.2
3.2
5
0
0
IC13
6
5.1
5.1
1
5.1
5.1
IC14
2
5.1
5.1
3
0
0
1
2.2
0
2
0
0
3
1.3
1.3
4
0
0
5
0
0
6
0
0
7
0
0
8
0
0
9
2.1
2.0
10
0
0
11
0
0
12
0
0
13
0.8
0
IC15
14
5.1
5.1
1
2.1
2.0
2
2.1
2.1
3
2.1
2.1
4
0
0
5
0
0
6
2.1
2.1
7
0
2.1
IC16
8
5.1
5.1
1
4.6
4.5
2
4.6
4.5
3
0
0
4
0
0
5
0
0
6
0
0
7
3.6
3.5
8
3.6
3.5
9
3.6
0.5
10
3.7
3.7
11
4.6
4.6
12
0
0
13
0
0
14
0
0
15
1.7
5.0
16
5.1
5.0
17
0
0
18
5.1
5.0
IC18
19
4.6
4.6
Unit [V]
Ref.
No.
Pin
STBY
TALK
Note
20
0
0
21
0
0
22
0
1.6
23
5.0
2.1
24
0
0
25
0
0
26
0
0
27
0
0
28
0
0
29
0
0
30
0
0
31
0
0
32
0
0
33
5.1
5.0
34
0
0
35
2.7
0.8
36
0
4.6
37
0
4.6
38
0
0
39
0
0
40
0
0
41
0
0
42
0
0
43
0
4.6
44
0
4.5
45
5.1
5.0
46
1.4
0
47
1.4
0
48
2.4
2.6
49
0
0
50
0
0
51
0
0
52
0
0
53
0
0
54
3.2
3.0
55
3.2
2.7
56
5.0
4.6
57
0
0
58
0
4.6
59
2.8
2.6
60
1.6
0
61
1.6
1.1
62
5.0
4.6
63
5.0
4.6
IC18
64
5.0
4.6
1
4.6
4.6
2
2.1
2.1
3
2.0
2.0
4
2.0
2.0
5
0
1.9
IC19
6
5.1
5.1
Содержание FT-8508
Страница 1: ...SERVICE MANUAL PUBLISHED IN JAPAN Jun 1998 FILE NO 2B0 9804 FT 8508 CORDLESS TELEPHONE ...
Страница 3: ... 2 OPERATING CONTROLS BASE UNIT CONTROLS HANDSET CONTROLS RS YZ 1 2 ...
Страница 10: ...Handset Main 9 BLOCK DIAGRAMS ...
Страница 11: ...Handset RF 10 ...
Страница 12: ...Base RF 11 ...
Страница 13: ...Base Main 12 13 ...
Страница 14: ...SCHEMATIC DIAGRAMS Base Main 14 15 ...
Страница 15: ...Base RF 16 17 ...
Страница 16: ...Base Key 18 19 ...
Страница 17: ...Handset Main 20 21 ...
Страница 18: ...Handset RF 22 23 ...
Страница 36: ...Base Main 41 ELECTRICAL PARTS LOCATION ...
Страница 37: ...Base RF 42 ...
Страница 38: ...Base Key 43 ...
Страница 39: ...Handset Main 44 ...
Страница 40: ...Handset RF 45 ...
Страница 41: ...Base 46 WIRING DIAGRAMS ...
Страница 42: ...Handset 47 W501 W 072147 J502 JK 736 9P J601 IC603 PORTABLE RF B501 PE1294DA TOP VIEW SOLDERING ...
Страница 71: ...MECHANICAL PARTS LIST ...