Toshiba FT-8959, Service Manual

Page: 31 / 66

67
6(0,&21'8&725 # /($' # ,1'(17,),&$7,21
%DVH # 8QLW
D1 : HZ7C3
D2/D7/D9/D10/D12
/D13/D14/D16 : 1N4148
D5 : HZ33CP
D11 : 1N4003
D14 : HZ4B1
D15 : HZ7A1
D18 : HZ9B2
D31 : HZ4C3
Anode
Cathode
Q1/Q5/Q7/Q9/Q10/Q11
/Q12/Q14/Q18/Q19
/Q401/Q404/Q405/Q406/Q407 : 2SC1623
Q2/Q6/Q8/Q20/Q400/Q753 : 2SA812(M)
Q3 : 2SC2712
Q4 : 2SC2714
Q13/Q15
/Q16/Q17/Q21 : 2SD471
B : Base
E : Emitter
C : Collector
B
E
C
B
E
C
IC14/IC16
PC817CD
1
2 3
4
IC15
LA8633VU
IC17
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
D3/D4 : RLS4148
D15 /D214 : HZK6C
Anode
Cathode
Anode
Cathode
D761 : NNCD6.2F
D757/D758 : SML-310LT
D759/D760 : SML-310MT
Anode
Cathode Cathode
D6/D8 : 1SS226
Anode Cathode
Anode / Cathode
D2
D755 :LTD-482P
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
IC13/IC18 :M5223FP
OUTPUT1 1
NEGATIVE1 2
POSITIVE1 3
GND 4
8 V+
7 OUTPUT2
6 NEGATIVE2
5 POSITIVE2
1
2
+
-
+
-
Vin
5
Vout
4
1
on/off Control
2
GND
3
Np(Vref)
IC12
TK11130SCL