Kenwood NXR-700 Service Manual page 112

U
NXR-700
R377
0
OP-AMP
IC33
LMC7101BIM5
1 5
OUTPUT V-
2
V+
3 INPUT+ 4
INPUT-
C618
100p
FREQUENCY
CONTROL
D11
KV1470-G
RF AMP
5V
Q22
C274
2SC4617(R)
1.6V
C225 L73
0.047u
220n
0.047u
1.1V
100
X55-309 5/6
V
SCHEMATIC DIAGRAM
R379
100
K:2.79V
K2:2.26V
CN64
CV2
K:8.1V
K2:8.2V
R405
15k
C315
27p
OSCILLATOR
Q24
L93
C277 2SK508NV(K52)
1000p 100n
L87
10u
FREQUENCY
CONTROL
R147 R154 R159 R161
270 0 0 0
L101
1.5u
6
5V
AVDD1
7
AVDD2
L89 L96 C316
8
REFIN
390n 390n
9
0.047u
DGND1
10
DGND2
IC11
ADF4111BCP7
FREQUENCY PLL
W
RIPPLE
FILTER AMP
Q27
R167 2SC4116(BL)F R201
0 33
R183 R193
1k 1k
L115
C331 R184 C361
0 1000p 82n
2p
1.5V
L114 L118 C400
68n 68n
22p
R177
47
C330
1000p
20
CP
19 R194
RSET
4.7k
18 R202
VP
17 2.2
5V
DVDD2
16
DVDD1
R203
100k
2SA1832F
DC SW
X Y
R210
10
R236
18
C408 R223
22p 18
R237
K:8.9V
K2:9.0V
18
1.6V
RF AMP
Q33
2SC4725
0.9V
RF AMP
5V
Q38
2SC4725
1.6V
0.9V
L121
1.5u
R211
100k
0V
Q34
Q37
SSM3K15TE(F)
DC SW
RX UNIT (X55-3090-XX)
C437
1000p