— 41 —
1
2
3
4
5
6
12
11
10
8
7
IC601
IR3N74AN
Vcc
MUTE
EO
EREC
EPI
VREF
GND
MUTE
CO
CREC
ACP
CPI
9
1
2
CONT
3
4
5
6
GND
NOISE BYPASS
Vin
Vout
IC602
TK11232AM
IC605
RH5VL28CA
IC604
RH5VL33CA
2
3
1
64
63
62
61
60
59
58
57
56
55
54
53
52
51
50
49
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
P46/SO2
P47/SI2
P50/AN0
P51/AN1
P52/AN2
P53/AN3
P54/AN4
P55/AN5
P56/AN6
P57/AN7
AV cc
AVR
AV ss
P60/INTO
P61/INT1
P62/INT2
P00/AD0
P01/AD1
P02/AD2
P03/AD3
P04/AD4
P05/AD5
P06/AD6
P07/AD7
P10/A08
P11/A09
P12/A10
P13/A11
P14/A12
P15/A13
P16/A14
P17/A15
P45/SCK2
P44/BZ
P43
P42
P41
P40
P37/PTO
P36/WTO
V cc
P35/PWC
P34/EC
P33/SI1
P32/SO1
P31/SCK1
P30/ADST
V ss
P63/I
NT3
P64
RST
MOD0
MOD1
X0
X1
V ss
P27/ALE
P26/RD
P25/WR
P24/CLK
P23/RDY
P22/HRQ
P21/HAK
P20/BUFC
IC603
MB89615RPFM
IC504
µ
PC8112T
RF in
GND
Lo in
IF out
Vcc
PS
C2K
IC503
MB15F13PFV1
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
GND
RX
OSC
IN
GND
TX
fin
TX
LD/fout
PS
TX
Do
TX
Clock
Data
LE
Vcc
RX
Xfin
RX
PS
RX
Do
RX
Vcc
TX
fin
RX
Содержание FT-8258
Страница 1: ...SERVICE MANUAL PUBLISHED IN JAPAN Jun 1998 FILE NO 2B0 9801 FT 8258 CORDLESS TELEPHONE ...
Страница 10: ...BLOCK DIAGRAMS Handset Main 9 ...
Страница 11: ...Handset RF 10 ...
Страница 12: ...Base RF 11 ...
Страница 13: ...Base Main 12 13 ...
Страница 14: ... 14 15 SCHEMATIC DIAGRAMS ...
Страница 15: ... 16 17 Base RF ...
Страница 16: ...Base Key 18 19 ...
Страница 17: ... 20 21 Handset Main ...
Страница 18: ... 22 23 Handset RF ...
Страница 37: ...ELECTRICAL PARTS LOCATIONS Base Main 42 ...
Страница 38: ...Base RF 43 ...
Страница 39: ...Base Key 44 ...
Страница 40: ...Handset Main 45 ...
Страница 41: ...Handset RF 46 ...
Страница 42: ...WIRING DIAGRAMS Base 47 ...
Страница 43: ...Handset 48 ...
Страница 75: ...MECHANICAL PARTS LIST ...