33
D401 / D402 / D405 / D406 : RLS4148
D403 / D404 : HZK6C
Anode
Cathode
Anode
Cathode
Q401 : 2SC2714
Q402 / Q404 / Q405 / Q406 / Q407
/ Q408 / Q409 / Q410 / Q411 / Q412 : 2SC1623
Q403 : 2SA812(M)
B : Base
E : Emitter
C : Collector
B
E
C
D407 : HSM88WA
D408 : SML-310LT
Anode
Cathode
Cathode
P40
48
Vin
5
Vout
4
P41
47
P42
46
P43
45
P44
44
Vss
43
P30 / SDK
42
P31 / S0
41
P32 / S1
40
P33 / EC
39
P34 / TO / INT0
38
P35 / INT1
37
13
P24
1
on/off Control
2
GND
3
Np(Vref)
14
P23
15
P22
16
P21
17
P20
18
P17
19
Vss
20
P16
21
P15
22
P14
23
P13
24
P12
P36 / INT2
36
P37 / BZ
35
P00 / L10
34
P01 / L11
33
P02 / L12
32
P03 / L13
31
P04 / L14
30
P05 / L15
29
P06 / L16
28
P07 / L17
27
P10
26
P11
25
1
NC
2
RST
3
MDD0
4
MDD1
5
X0
6
X1
7
Vcc
8
NC
9
NC
10
P27
11
P26
12
P25
IC404
MB89174LPF
IC405
TK11130SCL
V
DET
2
5
V
IN
2
4
1
V
DET
1
2
V
IN
1
3
V
SS
IC406
XC612N3328MR
IC403
LA8633VU
IC401
MC3361CDR2
PRE. IN
24
PRE. NF
23
CMP. NF
22
CMP. VREC
21
CMP. OUT
20
LPF2 IN
19
LPF2 OUT
18
CMP. MUTE CONT
17
EXP. MUTE CONT
16
TX. DATA IN
15
VREF
14
VCC
13
1
LPF1 IN
2
LPF1 OUT
3
EXP. IN
4
EXT. VREC
5
INT. OUT
6
TEL. OUT
7
V. HOLD
8
INTC. CONT
9
CHARGE CONT
10
FSK OUT
11
GND
12
ST. BY
Mixer Input
16
Ground
15
Audio Mute
14
Scan Control
13
Squelch Input
12
Filter Output
11
Filter Input
10
Demodulator Output
9
1
Crystal Osc
2
3
Mixer Output
4
Vcc
5
Limiter Input
6
Decoupling
7
8
Ouad Coil
Handset
Содержание FT-8939
Страница 2: ...CORDLESS TELEPHONE SERVICE MANUAL FILE NO 2B0 9904 FT 8939 PUBLISHED IN JAPAN Sep 1999 ...
Страница 11: ...9 BLOCK DIAGRAMS Base Unit Main ...
Страница 12: ...10 Base Unit DSP ...
Страница 13: ...11 Handset ...
Страница 14: ...12 13 SCHEMATIC DIAGRAMS Base Unit Main ...
Страница 15: ...14 15 Base Unit Key ...
Страница 16: ...16 17 Handset ...
Страница 33: ...34 ELECTRICAL PARTS LOCATION Base Unit Main PCB ...
Страница 34: ...35 Base Unit Key PCB ...
Страница 35: ...36 Handset Main PCB ...
Страница 36: ...37 38 WIRING DIAGRAMS Base Unit ...
Страница 37: ...39 Handset ...
Страница 40: ...42 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 ...
Страница 62: ......