Kenwood TKR-750 Service Manual page 11

F
F1
3.0A
Q5
FINAL AMP
C30
120p
TX
DRIVE
AMP
R19 R20 R21 R23
100k 0 0 100k
D2
T:5.18V
VOLTAGE
R:0V
REFERENCE
5
IN2+
6
IN2-
7
OUT-B
8
VCC
R55
1k
T:13.03V
R:13.56V
G
SCHEMATIC DIAGRAM
C54
L8
*
1000p
D4,5
RF DETECTOR
DC AMP
IC1
TA75W01FU
4 R35
VEE
3 39k
IN1+
2
IN1-
1
OUT1
R31 1k
REVERSE
CURRENT
K1
PROTECTION
D9
MINISMDC050-02
CURRENT
PROTECTOR
CHARGE
SURGE
PROTECTOR
Note : The components marked with a dot (
H
C92 C160
1000p 1000p
R41
0
(X45-3730-XX)(B/2)
MAIN DC CN6
W3 +B1
W4 GND
PROTECT OF REVERSE
CONNECTION
BACKUP CN7
W5 +B2
GND CN8
I J
TKR-750
ANT
L9 L10 L11
47n
47n 47n
CN5
1
E
2
B
3
B
CN51
MAIN DC
+B1
GND
D51,52
BACK UP
CN52
BATTERY
+B2
GND
•
) are parts of layer 1.
X45-3730-XX (2/2)
1
2
3
4
5
6
7
9