Kenwood TKR-750 Service Manual page 12

FINAL UNIT
(X45-3730-XX)(A/2)
T:7.84V
R:0V
C1 C11
CN1 R64 C143
1000p 33p 47p
0
Q2
2SC3356
(R24)
THERMAL
T:1.15V
SENSE
R:0V
D1
Q2,3
1SS226
CN3
RF AMP
1
VTH
2
BAT
3
PDT
4
FAS
5
PC
6
8T
7
RSW
8
E
D6
SURGE
ABSORPTION
VOLTAGE
REGULATOR
T:13.02V
IC3
R:13.65V
NJM78L05UA
CN4
1
3 IN 1 R58 100k
OUT
B
COM
FAG
THERMOSTAT
2
2
IC2
TK11050M
1
Vcc COMPout
2
Vcont GND
3
Vref COMPin
R59 39k
Q9
DTD123EK
DC SWITCH
X45-3730-XX R18 C47 L8
-10 K,E,C 146-174MHz 100 NO 22n
-11 K2,C2 136-150MHz 47 36p 15n
T:8.04V
R:0V
350mW
C96 C16
R15 C19 L4 L5
33 1000p 22n 22n
Q3 1000p
18p
2SC3357
T:0.73V
R:0V
R32
100k
DC SWITCH
Q8
2SC4116(Y)
R27
470
6
5
4
F1
3.0A
Q5
FINAL AMP
C30
120p L8
*
1000p
TX
DRIVE
AMP
R19 R20 R21 R23
100k 0 0 100k D4,5
RF DETECTOR
D2
T:5.18V
VOLTAGE
R:0V
REFERENCE
DC AMP
IC1
TA75W01FU
5 4 R35
IN2+ VEE
6 3 39k
IN2- IN1+
7 2
OUT-B IN1-
8 1
VCC OUT1
R31 1k
R55
1k
REVERSE
T:13.03V
CURRENT
K1
R:13.56V
PROTECTION
MINISMDC050-02
SURGE
PROTECTOR
C92 C160
C54 L9 L10 L11
47n
47n 47n
1000p 1000p
R41
0
(X45-3730-XX)(B/2)
CN51
MAIN DC CN6
W3 +B1
W4 GND
D9
D51,52
PROTECT OF REVERSE
CURRENT
CONNECTION
PROTECTOR
CN52
CHARGE
BACKUP CN7
W5 +B2
GND CN8
ANT
CN5
1
E
2
B
3
B
MAIN DC
+B1
GND
BACK UP
BATTERY
+B2
GND