Toshiba FT-8981, Service Manual, Page: 25 / 52

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SEMICONDUCTOR LEAD IDENTIFICATION
2SD471
2SC2714
2SC5345
2SC1623
2SC2712
2SA812(M)
B : Base
E : Emitter
C : Collector
B
E
C
B
E
C
Anode
Cathode
IC601
IC1
LA8634VU
IC606
IC3
KA3361CD
IC5
LTV-817
IC2
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
RF Input
16
GND
15
Mute
14
Scan Control
13
Squelch Input
12
Filter Output
11
Filter Input
10
Audio Output
9
1
Osc
2 3
Mixer Output
4
Vcc
5
Limiter Input
6
Decoupling
7 8
Quadrature
Input
RLS4148
HZK6C
Anode Cathode
Anode
Cathode
SML-310LT
SML-310MT
D2
ELD406
Cathode C1 Cathode E1 Cathode D1
Anode 1 Anode 2
Cathode D2 Cathode E2 Cathode C2
1 2 3 4 5 6 7 8
16 15 14 13 12 11 10 9
Cathode G1 Cathode A1 Cathode F1 Cathode B1 Cathode B2 Cathode F2 Cathode A2 Cathode G2
DIGIT 1 DIGIT 2
F2
A2
B2
E2
G2
C2
D1
F1
A1
B1
E1
G1
C1
2SC2120
C
E
B
RB420D
Cathode
(Open) Anode
1
4
2 3
1SS226
Anode
Cathode
Anode/Cathode
EMPG4868K
Anode
Cathode
DIODES
1N4148
HZ33-2
HZ33CP
HZ4B1
HZ6B2
HZ6C3
HZ11A
TRANSISTORS
IC’s