Schematic Diagram - Final Unit (X45-3730-Xx) (A/2) - Kenwood TKR-750 Service Manual

A
TKR-750
1
FINAL UNIT (X45-3730-XX) (A/2)
2
CN1 R64
0
3
CN3
1
TMP
2
BUP
3
PDT
4
FAS
5
PC
6
8T
7
NC
8
4
GND
D6
SURGE
ABSORPTION
T:13.02V
R:13.65V
CN4
1
FAB
FAG
2
5
Q9
DTD123EK
DC SWITCH
6
7
70
X45-373 1/2
B
SCHEMATIC DIAGRAM
T:7.84V
R:0V
C1
C143
33p
1000p
Q2
2SC3356
(R24)
THERMAL
SENSE
D1
1SS226
VOLTAGE
THERMOSTAT
REGULATOR
IC3
MAX6502UKP035
NJM78L05UA
4
3 1
IN OUT
VCC
COM
2
5
ToVER
C
T:8.04V
R:0V
C96 C16
C11
47p Q3
18p 1000p
2SC3357
T:1.15V T:0.73V
R:0V R:0V
Q2,3
RF AMP
IC2
3
R60
HYST
0
2
GND2
1
GND1
D E
350mW
C19 L5
R15 L4
22n
22n
33
1000p
DC SWITCH
Q8
2SC4116(Y)
R27
R32
470 100k
X45-3730-XX
-10 K,E 146-173MHz
-11 K2 136-150MHz
R18
100
47