—34—
Unit [V]
Ref.
No.
Pin
STBY
TALK
Note
7
0
0
IC19
8
0
1.9
1
2.2
2.5
2
2.2
0.3
3
2.2
5.0
4
2.2
0.6
5
2.2
2.1
6
2.2
2.1
7
2.2
2.1
8
1.1
4.3
9
0
0
10
1.9
5.0
11
2.2
0.4
IC20
12
2.1
2.1
13
0
0
14
2.2
1.1
15
2.2
0.5
16
2.2
0.6
17
2.2
0.5
18
0
4.5
19
2.0
1.9
20
2.2
4.4
21
2.2
4.4
22
2.2
4.4
23
2.2
0.6
24
5.1
5.1
1
7.4
7.5
IC21
2
8.2
8.2
3
0
0
1
5.7
5.7
IC22
2
5.8
5.8
3
0
0
1
3.2
3.2
2
2.8
2.8
3
2.6
2.6
4
3.2
3.2
5
2.8
2.8
6
2.8
2.8
7
2.8
2.8
IC201
8
3.2
3.2
9
0.9
1.0
10
0.6
0.6
11
0.7
0.7
12
0.6
0.6
13
3.1
3.1
14
0
0
15
0
0
16
0
3.2
1
0
0
IC202
2
0
0
3
0
0
Unit [V]
Ref.
No.
Pin
STBY
TALK
Note
4
0
0
5
0
0
6
0
0
7
0
0.8
8
3.1
3.1
9
3.1
3.1
10
2.6
1.0
11
1.7
1.7
12
0
0
IC202
13
3.1
3.1
14
0
0
15
0
0.1
16
3.0
3.0
17
0
2.9
18
0
1.6
19
0
0
20
1.0
1.1
21
1.8
0.7
22
2.6
2.5
23
1.6
2.4
24
1.6
1.6
1
0
2.5
2
0
2.4
3
0
2.6
4
0
3.2
5
0
2.7
6
0
2.7
7
0
2.7
8
0
3.2
9
0
1.5
10
0
0.6
11
0
0.7
12
0
0.6
13
0
3.1
14
0
0
15
0
0
IC501
16
0
3.2
1
0
0
2
0
1.6
3
0
2.7
4
0
2.6
5
0
1.8
6
0
0
IC502
7
0
0
8
0
3.0
9
0
3.0
10
0
2.6
11
0
1.7
12
0
0
13
0
3.1
14
0
0
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 ...