23
Handset
Unit[V]
Unit[V]
Ref. No.
PIN
STBY
TALK
NOTE
Ref. No.
PIN
STBY
TALK
NOTE
1
0-2.8V
1.9V DC
2
0-2.8V
1.9V DC
3
-0.2-2.6V
1.6V DC
4
0.4-0.8V
0.6V DC
5
0.4-1.5V
1.5V DC
6
0.4-1.5V
1.5V DC
7
0-2.0V
1.9V DC
8
0-3.0V
0V DC
9
0V DC
0V DC
GND
10
0-3.0V
0-3.0V
PULSE
11
0V DC
0V DC
GND
IC601
12
0-1.5V
1.5V DC
13
0-3.0V
3.0V DC
14
0-1.5V
1.5V DC
15
0-1.5V
1.5V DC
16
0V DC
3.0V DC
RXMUTE
17
0V DC
3.0V DC
TXMUTE
18
0-1.5V
1.5V DC
19
0-15.V
1.5V DC
20
0-1.5V
1.5V DC
21
1.0-4.0V
0.7V DC
22
1.6V DC
1.5V DC
23
1.6V DC
1.5V DC
24
1.6V DC
1.5V DC
1
0-2.9V
2.9V DC
2
0V DC
0V DC
GND
IC602
3
0-1.2V
1.2V DC
4
0-3.0V
3.0V DC
5
3.8V DC
3.8V DC
1
3.0V DC
3.0V DC
2
0V DC
0V DC
3
0V DC
0V DC
4
0V DC
0V DC
5
0V DC
0V DC
6
0V DC
0V DC
7
0V DC
0V DC
IC603
8
3.0V DC
0V DC
CONV
9
0V DC
0V DC
10
0-3.0V
0/3V
SP-VOL
11
3.0V DC
3.0V DC
VCC
12
0V DC
0V DC
13
0V DC
0V DC
GND
14
3.2V DC
3.2V DC
BATSAVE
15
3.2V DC
3.2V DC
16
0V DC
0V DC
17
1.4-3.0V
3.0V DC
W/U
18
0V DC
0V DC
GND
19
3.0V DC
3.0V DC
RST
20
0V DC
0V DC
GND
21
0V DC
0V DC
GND
22
0.3-1.9V
0.3-1.9V
SINE WAVE
23
0-3.0V
0-3.0V
SINE WAVE
24
0V DC
0V DC
GND
25
0V DC
0V DC
26
0V DC
2.9V DC
LCD-
27
0V DC
2.9/0V
SP-VOL2
28
0V DC
2.9V DC
MIC-ON
29
0V DC
2.9V DC
LCDRS
30
0V DC
2.9V DC
RESET
31
0V DC
2.9V DC
LCDV
32
0V DC
0V DC
33
2.9V DC
2.9V DC
34
0V DC
0V DC
35
2.9V DC
2.9V DC
36
0V DC
0V DC
37
0V DC
0V DC
IC603
38
3.2V DC
3.2V DC
BATLOW
39
0V DC
0V DC
40
0V DC
0V DC
41
0-2.9V
0V DC
SQ-IN
42
0-2.9V
2.9V DC
SC
43
0V DC
0/2.9V
RINGVOL
44
0-2.5V
0V DC
TXB
45
0V DC
0V DC
46
0-2.9V
0V DC
47
0-2.9V
0V DC
48
0-2.9V
2.9V DC
49
0V DC
0V DC
GND
50
0V DC
2.9V DC
TXMUTE
51
2.9V DC
2.9V DC
LCDSCL
52
0V DC
0-2.9V
PULSE
53
0V DC
0V DC
54
0V DC
2.9V DC
55
0-2.9V
0-2.9V
PULSE
56
3.0V DC
3.0V DC
57
0V DC
0-2.9V
PULSE
58
0V DC
0V DC
59
0V DC
0V DC
Summary of Contents for FT-8800
Page 1: ...CORDLESS TELEPHONE SERVICE MANUAL FILE NO 2B0 200007 FT 8800 PUBLISHED IN JAPAN Sep 2000 ...
Page 8: ...7 BLOCK DIAGRAMS Base Unit B301 ...
Page 9: ...8 Handset B501 ...
Page 10: ...9 10 SCHEMATIC DIAGRAMS Base Unit B301 RF MODULE ...
Page 11: ...11 12 Handset B501 RF MODULE ...
Page 26: ...27 ELECTRICAL PARTS LOCATION Base Unit Main PCB ...
Page 27: ...28 Handset Main PCB ...
Page 28: ...29 WIRING DIAGRAMS Base Unit ...
Page 29: ...30 Handset ...
Page 50: ......