27
Handset
Unit[V]
Unit[V]
Ref. No.
PIN
STBY
TALK
NOTE
Ref. No.
PIN
STBY
TALK
NOTE
1
0.0-3.8
3.8
PULSE / --
2
0.0
0.0
GND
IC602
3
0.0-1.3
1.3
PULSE / --
4
0.0-3.0
3.0
PULSE / --
5
3.8
3.8
VCC
1
3.8
3.8
2
3.8
3.8
3
0.0
0.0
OPEN
4
0.0
0.0
5
0.0
0.0
6
0.0
0.0
7
0.0
0.0
8
0.0
0.0
9
0.0
0.0
10
0.0
0.0
OPEN
11
3.8
3.8
VCC
12
0.0
0.0
GND
13
0.0
0.0
GND
14
3.8
3.8
15
3.8
3.8
16
3.8
3.8
17
1.3-3.8
3.8
PULSE / --
18
0.0
0.0
GND
19
3.8
3.8
IC603
20
0.0
0.0
GND
21
0.0
0.0
GND
22
0.2-2.6
2.4Vp-p
PULSE / SINE WAVE
23
3.8-0.0
3.8Vp-p
PULSE / SINE WAVE
24
0.0
0.0
GND
25
0.0
0.0
OPEN
26
0.0
0.0
OPEN
27
0.0
0.0
OPEN
28
0.0
0.0
OPEN
29
0.0
0.0
OPEN
30
0.0
0.0
OPEN
31
0.0-3.6
0.0
PULSE / --
32
0.0-3.8
3.8
PULSE / --
33
0.0-1.6
1.6
PULSE / --
34
0.0
0.0
OPEN
35
0.0-3.8
3.8
PULSE /
36
0.0
0.0
37
0.0
0.0
38
3.8
3.8
39
0.0
0.0
40
0.0
0.0
41
3.8-0.0
3.8
PULSE / --
42
0.0-3.8
3.8
SQ
43
3.8
3.8
44
0.0
0.0
45
0.0-2.5
0.0
PULSE / --
46
0.0
0.0
47
0.0
0.0
48
0.0
0.0
49
0.0
0.0
GND
50
0.0
3.8
IC603
51
3.8
3.8
52
3.8
0.0
53
3.8
0.0
54
0.0
3.8
55
3.8-0.0
0.0-3.8
PULSE
56
3.8
3.8
VCC
57
0.0
3.8
58
3.8
3.8
59
0.0
0.0
60
0.0-1.2
1.2
PULSE / --
61
0.0
0.0
62
0.0-3.0
3.0
PULSE / --
63
0.0-3.0
3.0
PULSE / --
64
3.8
3.8
1
3.8
3.8
IC604
2
3.8
3.8
VCC
3
0.0
0.0
GND
1
3.8
3.8
IC605
2
3.8
3.8
VCC
3
0.0
0.0
GND
1
0.0-3.0
1Vp-p
PULSE / SINE WAVE
2
0.0-2.6
0.6Vp-p
PULSE / SINE WAVE
3
0.0-2.6
2.6
PULSE / --
4
0.0-3.0
3.0
VCC
5
0.0-2.6
2.7
PULSE / --
6
0.0-2.6
2.7
PULSE / --
IC606
7
0.0-2.6
2.7
PULSE / --
8
0.0-3.0
3.0
PULSE / --
9
0.0-1.0
1.0
PULSE / --
10
0.0-0.6
0.7
PULSE / --
11
0.0-0.6
0.7
PULSE / --
12
0.0-0.6
0.7
PULSE / --
13
0.0-3.0
0.0
PULSE / --
Summary of Contents for FT-8259
Page 1: ...CORDLESS TELEPHONE PUBLISHED IN JAPAN Sep 1999 SERVICE MANUAL FILE NO 2B0 9906 FT 8259 ...
Page 8: ...7 BLOCK DIAGRAMS Base Unit ...
Page 9: ...8 Handset ...
Page 10: ...9 10 SCHEMATIC DIAGRAMS Base Unit Main ...
Page 11: ...11 Base Unit Key ...
Page 12: ...12 13 Handset ...
Page 31: ...32 ELECTRICAL PARTS LOCATION Base Unit Main PCB ...
Page 32: ...33 Base Unit Key PCB ...
Page 33: ...34 Handset Main PCB ...
Page 34: ...35 36 WIRING DIAGRAMS Base Unit ...
Page 35: ...37 Handset ...
Page 38: ...40 Handset 7 8 4 1 16 17 17 5 10 15 11 12 2 9 6 13 14 3 17 MAIN PCB ASSY RF MODULE HANDSET ...
Page 60: ......
