24
SEMICONDUCTOR LEAD IDENTIFICATION
Base Unit
D1 /D4 / D9 / D10 : 1N4148
D3 : HZ33-2
D11 : HZ6B2
D13 : HZ4B1
Anode
Cathode
Q1 : 2SC2714
Q2 / Q4 / Q6 / Q9 : 2SC1623
Q3 / Q10 : 2SC2712
Q12 : 2SA812(M)
Q7 / Q8 / Q11 : 2SD471
B : Base
E : Emitter
C : Collector
B
E
C
B
E
C
D6 : MVR3338ST
Anode
Cathode
IC4
PS2501
1
2
3
4
P40
48
P41
47
P42
46
P43 / MSK0
45
P44 / MSK1
44
Vss
43
P30 / SCK
42
P31 / S0
41
P32 / S1
40
P33 / EC
39
P34 / TO / INT0
38
P35 / INT1
37
13
P24
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 / CR
27
P10
26
P11
25
1
DTMF
2
RST
3
MDD0
4
MDD1
5
X0
6
X1
7
Vcc
8
XOUT
9
FCOUT
10
P27 / REF
11
P26
12
P25
IC5
MB89176PF
IC1
LA8634VU
IC3
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
IC6 :
XC61CC2802PR / XC61AC2802F
V
SS
V
IN
V
OUT
Содержание FT 8000
Страница 1: ...CORDLESS TELEPHONE PUBLISHED IN JAPAN Aug 2000 SERVICE MANUAL FILE NO 2B0 200006 FT 8000 ...
Страница 10: ...9 10 SCHEMATIC DIAGRAMS Base Unit ...
Страница 11: ...11 12 Handset ...
Страница 25: ...26 ELECTRICAL PARTS LOCATION Base Unit Main PCB ...
Страница 26: ...27 Handset Main PCB ...
Страница 27: ...28 WIRING DIAGRAMS Base Unit ...
Страница 28: ...29 Handset ...
Страница 31: ...32 Handset MAIN PCB ASSY RF MODULE HANDSET 7 9 17 18 4 1 16 16 12 15 13 2 3 8 10 6 11 5 16 16 14 ...
Страница 47: ......