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SEMICONDUCTOR LEAD IDENTIFICATION
Base Unit
D4/D9/D10/D12/D14: 1N4148
D15: HZ11A
D3: HZ33-2
D13: HZ5B2
D11: HZ7A1
Cathode
Q1: 2SC4095
B
E
E
C
IC1: TB31261AF
39 38 37 36 35 34 33 32 31 30 29 28 27
IF1-IN
40
IF1-REF
41
RX-OUT
42
RX-GND
43
RX-CP
44
RX-Vcc
45
RX-BufferE
46
RX-BufferB
47
GND2
48
RECEIVER1
49
RECEIVER2
50
RECEIVER-IN
51
EXP-OUT
52
1
2
3
IC3: XC61CC2802PR
XC61AC2802PR
1
2
3
V
V
V
IN
IS
REF
Anode
Q7: 2SD471
Q11/Q15: 2SC2120
E
C
B
4
5
6
7
8
9
10 11 12 13
D8: LTL-16KGE
Q13: 2SA812(M)
Q10/Q14/Q16: 2SC1623
Q3: 2SC2712
Q4: 2SC2714
Q2/Q6/Q12: 2SC5065
E
C
B
IC2: MB89176PF
26
D-COMP-IN
25
OSC
24
DATA-OUT
DTMF
23
RST
RSSI
MDD0
22
BAT-ALM
MDD1
X0
21
SIG-OUT
X1
20
STB
Vcc
P50/(X0A)
19
DATA
P51(Z1A)
18
CLK
P27
P26
17
OSC-OUT
P25
16
Lo-OSC2
15
Lo-OSC1
14
C-RECT
IC4
LTV817
1
2
1
2
— 24 —
Cathode
Anode
C
B: Base
E: Emitter
C: Collector
B
E
1
36
2
35
3
34
4
33
5
32
6
31
7
30
8
29
9
28
10
27
11
26
12
25
4
3
4
3
P36/INT2
P37/BZ
P00/L10
P01/L11
P02/L12
P03/L13
P04/L14
P05/L15
P06/L16
P07/L17
P10
P11
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