Kenwood TKR-750 Service Manual page 87

K
TKR-750
VO
Q11
B:1.51V
E:0.75V
C:6.35V
C23
R106
18p
C22
R159
Q11
2SC3120
220
10p
RF AMP
R91
4.7k
C95 C100
15p
27p
Q8
Q9
2SC3120
2SC3357
RF AMP
RF AMP
B:1.05V
B:1.50V
E:0.62V
E:0.72V
C:4.81V
C:6.15V
R11
22k
CURRENT CONTROL
Q10
2SA1586(Y,GR)
C3 C4
2p 0.5p
R3
680
L8
22n
2SC3357
RF AMP
W02-1939-05_8
L41
100n
R31
5.6
C20
CN1
100p
-99.5dBm
MB
MO
76
X57-695 (A/2) 3/4
L
SCHEMATIC DIAGRAM
R144 22k
C164 470p
TX SW
R16
0.31V
18
D8 T:1.04V
DAN235K R:0V
T:0V
R:1.03V
0
DC SW
Q23
DTC114EUA
Q12
B:7.77V
E:7.09V
C:7.80V
Q14
RIPPLE FILTER
Q12
R123
2SC4116(GR) 2SC4116(GR)
10
Q12
RIPPLE FILTER
RIPPLE FILTER
RIPPLE FILTER
Q13
R122
2SC4116(GR) 2SC4116(GR)
10
B:7.92V
E:7.23V
C:7.96V
L33
R7
10u
10k
B:5.37V
E:5.97V
C13 C14 C16
C:1.53V
2p 0.5p 2p
C10
L9
C7 100p
56n
0.01u
B:1.05V
Q1 E:0.26V
C:5.94V
A1
R37
6.8k
WIDE/NARROW
SWITCH
C37
0.01u
C31
L12
Q2
2SC3357
330n
330p
RF AMP
B:1.28V
E:0.51V
C:6.69V
CN2
-89.0dBm
M
Q16
DC SW
2SB1132(Q,R)
7.78V
R129
47k
DC SW
Q17
DTC114EUA
T:8.05V
R:0V
Q14
B:8.95V
E:8.29V
C:8.98V
5.03V
IC3
NJM78L05UA
Q14
R126
10
1
OUT IN
2
VOLTAGE
REGULATOR
IC10
7.88V
TA7808F
Q15
R127
10
2
OUT
3
VOLTAGE
REGULATOR
B:8.95V
E:8.28V
C:8.98V
9.02V
C108
3p
L29
R111
33n
5.6
C17
1p
L14
L34-4527-05
L15
L34-4526-05
W5:1.07V
W4:1.07V
N:0V
D1
DAN235K
W5:0V
W4:0V
N:1.04V
TX-RX UNIT
X57-695X-XX
2-70
0-11
0-12
N
TX-RX UNIT (X57-695X-XX) (A/2)
T:8.05V
Q18
DC SW
R:0V 2SB1386(R)
R130
47k
DC SW
Q19
DTC114EUA
7.87V 5.06V 8.05V
IC11
NJM78L05UA
1 3
3
OUT IN
2
VOLTAGE
REGULATOR
IC4
13.10V
NJM7808FA
8.07V
1 3 1
IN OUT IN
2
VOLTAGE
REGULATOR
IC5
AN8009M
1 3
OUT IN
2
VOLTAGE
REGULATOR
W5:1.08V
C110
W4:1.08V DAN235K
N:0V
3p
CN3
L30 L31
R22
-3.5dBm
33n 33n
470
W5:0V
W4:0V
N:1.05V
L17
L18
L34-4526-05 L34-4526-05
* XF2
44.85MHz
WIDE
L16 L19
L34-4527-05 L34-4527-05
XF1
L71-0513-05
44.85MHz
NARROW
C5 C11 C18 C19 C212 C213
E 6P 6P 6P 18P 5P 5P
K 6P 6P 6P 18P 5P 5P
K2 8P 8P 9P 22P 6P 6P
O
8T
5CR
8TC
8C
W/N
13.10V
13.09V
MB
MO
L21
10u
D2
WIDE/NARROW
SWITCH
C211
0.01u
W/N
XF2
L71-0627-05
L71-0512-05
L71-0512-05