IC1
RH5VL42CA
IC6
RH5VL28CA
IC10
RH5VL35CA
2
3
1
IC9
TK11232AM
IC201
MC3361CDR2
Mixer
Input
GND
Audio
Mute
Scan
Control
Squelch
Input
Filter
Output
Filter
Input
Demodulator
Audio
Crystal
Osc.
Mixer
Output
Limiter
Input
Decoupling
Quad
Input
Vcc
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
1
2
CONT
3
4
5
6
GND
NOISE BYPASS
Vin
Vout
1
2
3
4
5
6
12
11
10
8
7
IC2
IR3N74AN
Vcc
MUTE
EO
EREC
EPI
VREF
GND
MUTE
CO
CREC
ACP
CPI
9
IC3
M5223L
1
8
IC4
PC817
1
2
3
4
IC5
µ
PD75116
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
17
18
19
20 21 22 23 24 25 26 27 28 29 30 31 32
64 63 62 61 60 59 58 57 56 55 54 53 52
51
50
49
V
IC8
MT88E43
1
2
3
4
5
6
7
8
9
10
11
12
24
23
22
21
20
19
18
17
16
15
14
13
IC7
24LC16BT/SN
1
2
3
4
5
6
7
8
A0
A1
Vss
Vcc
WP
SDA
A2
SCL
1
2
3
4
5
6
7
8
9
10
20
19
18
17
16
15
14
13
12
11
V
DD
XMIT
C1
C2
C3
Vss
OSCI
OSCO
TONE OUT
CD
R1
R2
R3
R4
MUTE
C4
IC11
LC7366NM
IC202
M64084AGP
1
24
2
23
3
22
4
21
5
20
6
19
7
18
8
17
9
16
10
15
11
14
12
13
NC
Tx OUT
Tx Vcc
TxB
TxE
Tx GND
PD1
Vcc
Xin
Xout
XBo
GND
MIX REF
MIX IN
Rx Vcc
RxB
RxE
Rx GND
PD2
RST
SI
CPS
Lock
MIX OUT
Содержание FT-8808
Страница 1: ...SERVICE MANUAL PUBLISHED IN JAPAN Oct 1998 FILE NO 2B0 9810 FT 8808 CORDLESS TELEPHONE ...
Страница 10: ... 9 BLOCK DIAGRAMS Base Main ...
Страница 11: ... 10 Base RF ...
Страница 12: ... 11 Handset Main ...
Страница 13: ... 12 Handset RF ...
Страница 14: ...SCHEMATIC DIAGRAMS Base Main 13 14 ...
Страница 15: ...Base RF 15 16 ...
Страница 16: ...Handset Main 17 18 ...
Страница 17: ...Handset RF 19 20 ...
Страница 34: ... 37 ELECTRICAL PARTS LOCATION Base Main ...
Страница 35: ... 38 Base RF ...
Страница 36: ... 39 Handset Main ...
Страница 37: ... 40 Handset RF ...
Страница 38: ... 41 WIRING DIAGRAM Handset ...