Kenwood TK-5210 K Service Manual page 71

Z
TX-RX UNIT :TX-RX SECTION(X57-6820-XX)(A/5)
3.32V
RIPPLE FILTER
4.98V
Q307
2SC4617(S)
L313
5C
T/R
C343
10u6.3
D303,306,308,309
FREQUENCY CONTROL
R355 L306 C341 D306
10u
1000p
0 1SV282
L309
R334
220n
0
L307 C340 D307
R331
10u
1200p
0 1SV282
L305
R328
10u
0
FREQUENCY CONTROL
L310
R330
470k
CPU
POWER
L206 L207 C235 L210 C294
39n
39n
47n
470p 470p
C228 C231
2p
1.5p
R223 C230 L39-1272-05
1000p
22
C236
1000p
RX BPF
5R
BPF GND
OPTION
MICE
MIC
SP+
SP-
CPU
AA
SCHEMATIC DIAGRAM
4.27V Q309
SWITCH
Q308
2SJ347
SSM6L05FU
R:4.26V
R368
T:0V
1k
SWITCH L318
R339
220n
22
RX VCO
4p
C359
L314
C347
27n
56p
Q310
2SK508NV(K52)
VCO
OSCILLATION
L320
TX VCO
390n
3p
C366
L316
C350
39n
1800p
Q311
2SK508NV(K52)
VCO
OSCILLATION
D304,307,310-312
R337
47k
C352 C355
4p
1p
L315 L317
C346
C344
18n 15n
470p 470p
L212
L39-1272-05_9
DBM
IC202
SPM5001
6 1
L211 G2 G1 2 L214
5
L39-1272-05
S1 D1 R235
4 3
S2 D2
0
R:1.37V R:4.92V
T:0V T:0V
AB
R:0V
T:4.19V
R345
150k
BUFFER AMP
3.91V
Q313
2SC5108(Y) C375 C378
C371
6p
1000p
0.5p
0.75V
6
5
4
C362
R344
8p
220k
L319 C367
10n
470p
Q312
2SC5108(Y)
BUFFER AMP
XF201
L217
R294 C246 C250
L71-0551-35
560n
0
0.01u 27p
AC
AD
TK-5210
1/2 DIVIDER
BUFFER AMP
IC304
UPB1511TB 2.12V
2SC5108(Y)
1 C380
C381
VCC oUT
2 1000p
1000p
GND
IN
3
IN SW
R:4.87V
T:0V
L219
C255
C260
Q204
180n
2SK1215(E)
0.01u 8p
IF AMP
R:0.51V
T:0V
Q314
4.73V
1.54V
CPU
POWER
C261
470p
POWER
OPTION
MICE
MIC
SP+
SP-
CPU
X57-682 6/12