Kenwood TKR-851 Service Manual page 87

K
TKR-851
VO
B:1.56V
E:0.79V
C:6.25V
C101
5p
R168 C94
0
3p Q11
2SC3356(R24)
RF AMP
C95 C100 C105
4p 5p 7p
Q8 Q9
Q10
2SC3356
2SC3356
2SC3357
RF AMP
RF AMP
B:1.46V B:1.50V
B:1.73V
E:0.74V E:1.13V
E:0.98V
C:6.70V C:6.56V C:7.06V
L2
RF AMP
L79-1849-05
L6
C3
18n
12p
Q1
2SC3357
W02-1939-05_8
L33
15n
R31
5.6
CN1
C13
470p
-92.5dBm
MB
MO
76
X57-696 (A/2) 3/4
L
SCHEMATIC DIAGRAM
R144 4.7k
C164 470p
TX SW
1.26V
D8
T:2.02V
DAN235K R:0V
R106
T:0V
R:2.02V
0
DC SW
Q23
DTC114EUA
B:7.72V
E:7.04V
C:7.82V
RIPPLE FILTER
Q12 R123
2SC4116(GR) 10
Q12
RIPPLE FILTER
RIPPLE FILTER
Q13 R122
2SC4116(GR) 10
B:7.85V
E:7.16V
C:7.92V
L34
10u
L4 L5
L79-1849-05
L79-1849-05
C7 C210
12p 8p
B:3.40V
E:2.62V
C:7.71V
A1
R37
6.8k
C37
0.01u
C31
L12
Q2
2SC3357
330n
330p
RF AMP
B:1.31V
E:0.54V
C:6.66V
CN2
-91.0dBm
M
R135
5.6
Q16
DC SW
2SB1132(Q,R)
7.84V
DTC114EUA
T:8.05V
R:0V
B:9.02V
E:8.36V
Q14
C:9.04V
5.09V
IC3
NJM78L05UA
Q14 R126
2SC4116(GR) 10
1
OUT
2
VOLTAGE
REGULATOR
IC10
7.91V
RIPPLE FILTER
TA7808F
Q15
R127
2SC4116(GR)
10
2
OUT
3
VOLTAGE
REGULATOR
B:9.03V
E:8.38V
C:9.05V
L29 L30
R10
18n 18n
18
L14
L34-4527-05
C211
12p
W5:1.09V
W4:1.09V
L15
N:0V
L34-4526-05
WIDE/NARROW SW
D1
DAN235K
W5:0V
W4:0V
N:1.06V
N
TX-RX UNIT (X57-6962-70) (A/2)
T:8.05V
Q18
DC SW
R:0V
2SB1386(R)
R129
R130
47k
47k
DC SW
Q17
DC SW
Q19
DTC114EUA
7.90V 5.02V 8.04V
IC11
NJM78L05UA
1 3
3
IN OUT IN
2
VOLTAGE
REGULATOR
IC4
13.11V
NJM7808FA
8.06V
1 3
IN OUT IN
2
VOLTAGE
REGULATOR
IC5
AN8009M
1
OUT IN
9.07V
2
VOLTAGE
REGULATOR
D2
W5:1.08V
W4:1.08V DAN235K
N:0V
CN3
R114 R113
-4.1dBm
470
0
W5:0V
W4:0V
N:1.05V
L17
L18
L34-4526-05 L34-4526-05
XF2
L71-0627-05
44.85MHz
WIDE
L16 L19
L34-4527-05 L34-4527-05
XF1
L71-0513-05
44.85MHz
NARROW
O
8T
5CR
8TC
8C
W/N
13.12V
1
13.11V
3
MB
MO
WIDE/NARROW SW
C214
R150
18
0.01u
W/N