Kenwood TK-5810 Service Manual page 98

A
TK-5810 BG
(
FINAL UNIT (X45-3800-XX): TK-5810H(BG)
1
2
CN1
TX
3
4
CN2
FTEMP2 1
2
FTEMP1
5
8T 3
4
8T
E 5
PC 6
6
X45-3800-XX
-10
-11
X45-3800-XX
7
-10
-11
98
X45-380 1/2
B
/5810H BG
) ( )
TX DRIVE AMP
*
IC1
K K
R:0V R:13.4V
T:4.42V
T:12.72V
K2 K2
R:0V R:13.4V
T:3.45V
T:12.73V
*
R2 C15
470p
*
R3
C11
470p
*
R7
K K2
R:0V R:0V
T:4.83V T:4.82V
IC1 R1 R2 R3
K RA13H4452M123 820 10 10
K2 RA13H4047M123 NO 0 NO
C18 C29 C30 C33 C34 C35
K 3p 5p 5p 3p 3p 30p
K2 4p 10p 10p 6p 6p 39p
C
SCHEMATIC DIAGRAM
K K2
R:0V R:0V
T:2.38V T:2.11V
R22
470
C21
39p
*
R13 R15
15
*
R14 R18
15
C20
39p
R8 R9 R10 R23
0 10k 470
0
*
R19 R20
0
K K2
R:0V R:0V
T:4.42V T:3.85V
R21
R12
100
0
K
K2
PROTECT
R:0V R:0V
OF VOLTAGE
T:7.67V T:7.67V
R4 R7 R15 R18 R20 R24 R25
820 0 18 18 270k 220k 120k
NO 820 15 15 220k 270k 330k
C36 C38 C39 C40 C41 C43 C45
7p 30p 30p 7p 30p 27p 27p
12p 39p 39p 12p 39p 30p 30p
D
K
R:13.4V
T:12.72V
FINAL AMP
Q1
RD60HUF1-101
FINAL AMP
Q2
RD60HUF1-101
DC AMP &
APC COMPARATOR
IC2
TA75W01FUF
5 4
IN2+ VEE
6 3
IN2- IN1+
7 2
oUT-B IN1-
8 1
VCC oUT1
*
R26
R26 R30
4.7k NO
3.3k 1k
C48 C49 C105 C106 C109
8p 8p 10p 10p 47p
20p 20p 18p 18p 56p
E
K2
R:13.4V
T:12.73V
+B
+B
+B
8T