Kenwood TK-5210G Service Manual page 94

AY
TK-5210 (
BUFFER AMP
4.73V
Q314
2.12V
2SC5108(Y)F
C385
C381
15p
1000p
1/2 DVIDER
IC304
UPB1509GV
1 8
VCC1 VCC2
C378
2 7
IN OUT
1000p
C377
3 6
IN SW2
1000p
4
5
GND SW1
C352 C355 C362
1p 4p 8p
C367
L315 L317 L319
C344 C346 470p
18n 15n 10n
470p 470p
9
3
TP105
DC AMP
for BPF
15V(Y)
14.51V
RIPPLE
FILTER
Q201
2SC4617(S)
R204
120k
C222
1.5p
D206-209
VARI-CAP
TUNE
L204
TUNE1
94
X57-765 (A/4) 5/6
AZ
G )
SCHEMATIC DIAGRAM
T : 0.82V
R : 0V
D101,210 T : 2.4V
R : 0V
LOCAL
SWITCH
C103
1000p
D101
R356 C386
0 1000p
RN142S
R353 T : 0V
100 R : 2.42V
5T
5R
5C
R344
220k
Q312
2SC5108(Y)F
BUFFER AMP
9
3
L201
TUNE1
1st Lo
C235 C294
L206 L207 L210
L212
470p 470p
39n 39n 47n
C228 C231
2p 1.5p
C225 R223 C230
6p 22 1000p
L211
L205
TP107
BPF GND
TP106
BPF
BA
Q102
RF AMP
T : 4.74V T : 0.86V
RF AMP
R : 0V R : 0V
R103
C107 C183 C182
10k 33p 15p 15p
Q101
2SC5108(Y)F
9
3
RF AMP
(LOW NOISE AMP)
R212
Q202
R272 R207 10k
0 10
3SK274 *
T : 0V
T : 0V
C206
R : 0.69V
R : 2.38V
1000p
D202-205
VARI-CAP
TUNE
VCXO
X201
DBM
IC202
SPM5002
L214
6 1
G2 G1
5 2
S1 D1
4 3
S2 D2
L213
T : 0V T : 0V
R : 1.37V R : 4.92V
R294 R235
0 0
C246 C250
0.01u 27p
XF201
BB
TX-RX UNIT: TX-RX SECTION (X57-7650-10) (A/4)
R107 1.5k T : 4.94V
R : 0V
Q102 C112 R112 C113
2SC5455-A 27p 18 1000p
T : 1.71V(H)
1.34V(L)
5T
IC104
TC75W51FK(F)
1 8 5M
VDD
7
2
3 6
4 5
VSS
DC AMP for APC
9 VREF
9
R216
10
J-FP
C218
1000p
L202
R219
33
R244
47 C295
47p
3.26V
L222
C263
100n
22p
R241 R242 C259
0 8.2k 47p
Q205
2SC5108(Y)F
0.64V
2nd LOCAL
BUFFER AMP
R234
5R
10
T : 0V
R : 4.87V
IF AMP
L219
C255 C260
Q204
2SK1215-E(E)
180n
0.01u 8p
L217
T : 0V
560n R : 0.51V
BC
L104
56n
L105
1.8n
R117
10k
APC1
VREF
3
RXRF
C261
470p
33CSW