Schematic Diagram - Kenwood TKR-850 Service Manual

A
TKR-850
1
FINAL UNIT
(X45-374X-XX)(A/2)
T:7.57V
R:0V
2
* C1 L1
*
CN1
3
CN3
1
VTH
2
BAT
3
PDT
4
FAS
5
P C
6
8 T
7
4
RSW
8
E
D10
SURGE
PROTECTOR
T:13.03V
R:13.54V
CN4
1
FAB
FAG
2
5
Q9
DTD123EK
6 DC SWITCH
X45-374X-XX
0-10
K,E,C
0-11 K2
0-12 K3,C3
3-01
C6
7
8
X45-374X-XX (1/2)
B

SCHEMATIC DIAGRAM

2SC3356(R24)
C8
*
Q1
2SC5110(O)
T:0.70V
R:0V
VOLTAGE
REGULATOR
IC2
NJM78L05UA
3 1
IN OUT
COM
2
L1 L2 L3 L8 L14 R2 R4
10n 10n 18n 39n 15n 2.2k 22
10n 18n 4.7n 39n 10n 4.7k 10
3.9n 27n 8.2n 68n 10n 4.7k 10
3.9n 27n 8.2n 100n 10n 4.7k 10
C
T:7.91V
T:7.61V
R:0V R:0V
Q2
*
C17
*
Q3
2SK2596
T:0.69V
R:0V
Q1-3
RF AMP
R51 100k
IC1
TK11050M
6
1
Vcc Comp.out
5
2
Vcont GND
4
3
Vref
Comp.in
THERMOSTAT
R52 39k
R6 R11 R12 R13 R14 R15 R16
47 100k 18k 47 270 18 270
10 100k 18k 47 270 18 270
10 33k 15k 22 270 18 270
10 33k 15k 22 180 33 180
D
L14
C23 C31
* R15 L5
6.8n
470p 470p
C21
*
R60
100k
R56
47k
R24 R46 R47 R72 C1 C8 C17
100k 470 2.2k 180k 470p 8p 5p
120k 0 3.3k 180k 10p 3p 27p
100k 0 3.3k 180k 10p 10p 56p
100k 0 3.3k 270k 10p 10p 56p
E
Q8
2SC4116(Y)
DC SWITCH
C21 C22 C25
12p 6p No
12p 9p No
22p 12p No
22p 12p 0.1µ