Kenwood TK-3202 Service Manual page 32

TK-3202/3206
SCHEMATIC DIAGRAM
TX-RX UNIT (X57-6890-XX)
R9 0
R10 0
0
R11 C40
R5 3p
L8
100k C43
18n 10p
PLL SYSTEM
IC1
MB15A02
C30
4.82V
RIPPLE 470p
FILTER R8 C29
D1 0
470p
4.76V
MA2S111
C4
R15 R16 R21
0.01u
220 560 680
R7
VR1 100
68k
R32-0736-05
4.9V
F401 X1
L77-1931-05
2.5A
L401 F53-0324-05 R1 R2 R3 C3 1 4 4.7V
BATT VC VCC
22k 10k 33k 1u
12.8MHz 0.71V
2 3 L1 R12 C17 C25
BATT R14
GND oUTPUT
4.7u
2.2k 47p 330k 2p 1000p
REVERSE TXCO
PROTECTION Q1
KTC4082
TRIPLER
CN401
E40-6573-05
1 B
2 SB
3 AFI
4 AFO
5 GND
6 EN1
7 EN2
8 GND
9 EN3
10
EN4
11 EN5
5T SW
5C
Q403 T:4.99V
R436
CPH3317
0
R403
100
5V PROTECTION IC402 5R SW
XC6204B502MR R:5.01V
D401 Q404
5.00V
RB521S-30 1 5 CPH3317
VIN VoUT
R:7.56V 2
VSS
T:7.26V
3 4
CE NC IC401,402
VOLTAGE
REGULATOR/5V
5C SW
IC401
XC6204B502MR Q405 R:4.83V
4.96V
R:7.28V DTA123JE
T:6.80V 1 5
VIN VoUT
2
VSS
3 4
CE NC
L402 C430
0.01u
VOLTAGE DETECTOR/RESET
IC403 BD4840FVE
R407 1 5
VoUT VDD PTT SW1 SW2
330k 2
SUB
3 4
NC GND
ON:4.92V ON:4.92V
OFF:0.01V OFF:0.01V
VOLTAGE
DETECTOR/INT
IC404
LED/RED LED/GREEN
BD4845FVE
D404
1 5 D403
R405 B30-2156-05 B30-2157-05
VoUT VDD
330k 2
SUB
3 4
NC GND LED SW LED SW
/RED Q401 Q402 /GREEN
DTC114EE DTC114EE
T:3.37V
L19 R40
CV
D2,4,6,7 VCO OSCILLATION (TX)
220n
FREQUENCY 100
D6
CONTROL
/TX VCO
2.74V HVC376B 0.72V
L24 * C52
L9 R22 L10 D7 * L16 * C64 C73
18n 0 100n HVC376B 0.5p
VCO/TX (B)
Q4
2SK508NV(K52)
C50
Q2 10p
2SC5108(Y)F DC SW/TX VCO
Q5
PLL IC F_IN AMP
DTA143TE
MODULATOR
TX MODULATION
R25 R26 C45 R31 L12 R34 R36
22k 10k 1u 470k 470k 270k
C902 R30
R:3.4V
VCO OSCILLATION (RX)
1u 33k L18
R37
D8
220n
100 DC SW/RX VCO
HVC376B
R17 L11 D9 * C55
* L17 * C65 C74
100 100n RIPPLE FILTER
0.5p
HVC376B VCO/RX
D3,5,8,9 Q3
C34 2SK508NV(K52)
FREQUENCY
CONTROL
/RX VCO
CURRENT
STEERING
QTTCXO QTTCXO
PLL_UL PLL_UL
PLL_STB PLL_STB
PLL_DAT PLL_DAT
PLL_CLK PLL_CLK
B B
5T 5T
OSCIN OSCIN
SP1 SP1
SP2 SP2
5R 5R
5C 5C
EN1 EN1
EN2 EN2
EN3 EN3
EN4 EN4
EN5 EN5
R447
12k
VCC VCC
VSS VSS
R421
51 25
52 OPTDET 24
1k
AF_CONT
53 23
DTRLOADN STD
54 QTVCO 22
DIR
55 21
TDATA/DTRCLK
56 20
DI/O
57 19
SCLK
58 18
RDF/FD
4.95V 59 17
TCLK/DTRDO
VCC VCC 60 16
VCC INT
61 15 R419
VCC
62 MICROPROCESSOR 14
VSS VSS 47k
VSS VCC
CP404 63 IC405 13
GND XIN
64 30622MAA-B95GU 12 L404
GND
VSS
65 11
47Kx2 XOUT
66 10
RESET BSHIFT ON:4.95V
67 9 OFF:0V
68 8
BSHIFT
69 7 R420
GND BEAT SHIFT SW
70 6 47k
BYTE
71 5
EEPCLK
LEDTX LEDTX 72 4
LEDTX EEPDAT
73 3
LEDRX LEDRX LEDRX
SIDE1 SIDE1 74 2
PF1 DTMF
SIDE2 SIDE2 75 1
PF2 PCTV
IC406
BR24L08F-W
R415
1
A0 VCC
47k
C431 2
A1 WP
R416
0.01u 3
R:3.70V
47k A2 SCL
5T_C 5T_C T:3.57V 4
5R_C 5R_C GND SDA
5C_C 5C_C
RESET RESET
INT INT
EEPROM
R404
470k(D)
4.96V
AF_CONT
OPTDET
PTT PTT
5M 5M
SB SB
RF AMP
T:4.81V Q101 T:4.96V
2SK3077F
R:0V * R103 * C107 C112
TX/RX T:2.846V
RF SW
4.62V 7p
RF AMP
C87 D101 C101 C102
Q9
RF BUFFER AMP 2SC4619(P,Q) 10p HSC277 470p 12p Q100
Q6 3.86V 2SC4619(P,Q)
2SC5108(Y)F C78 C83 RF AMP
33p 15p
R:2.934V
T:3.002V
3.7V
TX/RX
R453
RF SW
22k
R:4.94V
T:0.58V
L250
L22
18n T:4.96V
R:2.87V
R:0.59V C290
T:0V
T:4.94V
2p
(B)
Q7
DTA143TE
4.0V
Q8
2SC4617(S)
TH_DET TH_DET
DCSW DCSW
B B
5T 5T
APCSW APCSW
OSCIN OSCIN
SP1 SP1
RX LO1 RX LO1
SP2 SP2
5R 5R
5C 5C
R901 MOD MOD
4.7k
Q901
2SK1824
RX_W/N RX_W/N
TX_W/N TX_W/N
DTRLOADN DTRLOADN
STD STD
C312
12p
C315
1u
10 32
TCLK/DTRDO TCLK/DTRDO DTRLOADN
TCLK/DTRDO AGND
11 31
TDATA/DTRCLK TDATA/DTRCLK
TDATA/DTRCLK RXIN
12 30
DI/O DI/O
DI/O RXINO
IC301 29
RDF/FD RDF/FD R306 13
RDF/FD AQUA-L FILTERO
1k 14 AUDIO PROCESSOR 28
R422 X2 SCLK SCLK SCLK EXPOUT
BEAT SHIFT SW
L78-1414-05 15 27
1k 7.3MHz Q408 DIR DIR
C432 R423 C435 DIR RXAFIN
2SK1830F 16 26
Q407
XOUT RXAF
2SK1830F 5p 0 5p
3.6864 MHz CLK
R426
XIN XIN
0
R301 C302 R304
EXTLIMIN EXTLIMIN
10k C309 C313
270p 27k
DETECTOR
82p 120p
D301
RB706F-40 R310 R313
8 R308
C311 390k 100k
AMP3O AMP3O
7 0
R354 R355 C354 R357
R424 1u
6 47k
10k 10k 0.1u 0
5
R314 C316
R425
47k 10k 0.1u
C310 R311
0.068u 12k
TXD TXD
PCTV PCTV
MIC_MUTE MIC_MUTE
QT/DQT_IN QT/DQT_IN
BUSY BUSY
RSSI RSSI
AF_CONT AF_CONT
OPTDET OPTDET
PTT PTT
5M 5M
SB SB
TX DRIVE AMP R:7.61V * R120 TX FINAL AMP
T:1.36V Q102 T:7.26V
Q103
R112 R111 L103 L104 2SK2596 C123 * L107 R123 2SK3476
0 0 8.2n 8.2n 33p 0
T:2.5V(H)
1.97V(L)
APC PROTECT
R126
2.2k
R135
150k (D) APC SW
APC SW
Q109
Q104 C140 IC101 DTA144EE
DTC114EE TA75W01FUF
100p
1 8 C146
oUT1 VCC
R130 2 7 1000p
IN1- oUT-B
150k 6
3
(D) IN1+ IN2- APC SW
4 5
R131 VEE IN2+ Q108
APC SW 2SK1824
R141
Q105 150k PCTV
2SK879(Y)F (D) 100k
COMPARATOR
(APC)
R134
150k (D)
Q107
R:7.61V
DTC114EE
T:7.39V
APC SW
5T
RX LO1
5R
R:5.01V
T:0V
MCF
XF201
L71-0619-05
38.85 MHz
oUT IN C231 R219
2 1 0.01u 560
CF201
L72-0973-05
450 kHz
C213
0.1u
R316 C320
R208 C210
120k 0.01u
PCTV
R319 82k 470p
W/N SW/TX R:4.74V
56k
FM IF
Q301
SYSTEM
DTA114EE
IC201
TA31136FNG
R322
180k
R323
56k
R324 R329 C329 R210 C219 R216
100k 82k 3.3k 33p 120k
1u
R325 IF AMP
Q203
C328 100k
2SC4649(N,P)
W/N SW/RX R211
390p
Q202 3.3k
R321 C322 DTA144EE
SP2
220k 0.015u
R326 W:0.015V
N:4.94V
C325 0
0.1u
C326 R331 C331
1000p 150k 0.1u
RXAFO RXAFI
R330 C330 R446
3.3k 0
1u MICO MICI DETECTOR ISOLATION
MIC AGC
D302 D303
R445 Q302
RB706F-40 DAN222 2SC4919
R318
C317
0 R328
1.2k
0.1u 10k
R332 C333
15k 0.1u
R360
0
TXD
PCTV
MIC_MUTE
BUSY
RSSI
AF_CONT
OPTDET
PTT
5M
SB
●
Note : The components marked with a dot ( ) are parts of layer1.
X57-6890-XX L16 L17 L100 L101 L105 L107 L206 L211 L214 L223 L228 L230 L290 L412 R103 R106 R114 R120 R194 R241 R350 R449
TK-3202 K,M
-20 22n 27n 15n 15n 15n 1.2n NO 8.2n 8.2n L34-4572-05 8.2n 47n 30n NO 47k 22 47k NO 47k 1.0M 0 NO
TK-3206 M
TK-3202 K3
-22 27n 33n 33n 22n 15n NO 39n NO 8.2n NO 8.2n 56n NO L34-4564-05 33k 120 68k 0 68k NO 10k 0
TK-3206 M3
-23 TK-3202 K2,M2 18n 22n 15n 15n 22n 1.2n 27n 8.2n 6.8n L34-4572-05 6.8n 47n NO NO 47k 22 120k NO 47k 1.0M 0 NO
X57-6890-XX C52 C53 C54 C55 C56 C57 C58 C59 C61 C62 C64 C65 C66 C67 C107 C116 C121 C125 C127 C132 C145 C149 C151 C156 C157 C159 C160
TK-3202 K,M
-20 11p 2p 6p 11p 2p NO 6p 1p 3p 2p 4p 6p 6p 5p 6p 11p NO 6p 20p 20p 18p 7p NO 4p 2.5p 2p 2p
TK-3206 M
TK-3202 K3
-22 11p 4p 7p 12p 5p 0.5p 7p 1.5p 4p 3p 4p 5p 5p 4p 7p 3p 12p 11p NO 39p 30p 7p 7p 3p 4p 2p 2p
TK-3206 M3
-23 TK-3202 K2,M2 12p 2p 9p 12p NO NO 9p 1p 4p 2p 5p 5p 6p 5p 6p 11p NO 6p 20p 27p 18p NO 7p 3.5p 4p 3p 1.5p
X57-6890-XX C166 C168 C169 C240 C244 C245 C246 C247 C248 C249 C250 C252 C255 C257 C267 C268 C269 C273 C274 C275 C276 C349 C444 C445
TK-3202 K,M
-20 0.75p 1p 4p 3.5p 3p 22p 1p 470p 2p 6p 22p 2p 22p 4.5p 3.5p 22p 2p 22p 1p 2p 3.5p NO NO NO
TK-3206 M
TK-3202 K3
-22 0.75p NO 10p 1p NO NO NO NO NO 5p 22p 1.5p 22p 7p 6p 22p 2p 22p 4p 2p 4p 0.033u 2p NO
TK-3206 M3
-23 TK-3202 K2,M2 1.5p 0.3p 3p 3.5p 3.5p 18p 0.75p 470p 1p 6p 18p 0.75p 18p 6p 5p 18p 2.5p 18p 2p 9p 4p NO NO 20p
ANT SW
D122 * C160 C163 * C166
* R454
3p
STRIP LINE HVC131
D103
R137 C152 C158 L224 L225 L226
0 20p HVC131 100p 4T 4T 4T
ANT SW
L412
*
* L223 R145 R147
5T
4T 0 0
RX LO1 ANT SW ANT SW
5R
BPF
R:5V
L410
R:5V
* R449 * R450
MIXER
L204
R:1.795V R:4.9V
C253
270n
Q204 C241 R240 * C246 * C248 * C252 2p C259 R249 R:4.98V
3SK318 R:2.046V
470p 0 (B) (B) (B) (B) 470p 22 C272
R:0.47V 2p
C239 C266 R255 * C269
R226 R:1.808V 1000p
R:0.96V Q205 470p 0 (B) (B)
1k
3SK318
CN201 RF AMP
E23-1278-05
D203,204,210
RF BPF TUNING
D205,206
PCTV RF BPF TUNING
C334 R343
0.1u 470k
AF AMP
IC302 SP MUTE SW
TA7368F
R:0.3V(MUTE ON)
DC SW Q306
7.3V(MUTE OFF) 2SK3577-A C345
1 10
Q304 T:0.3V 1 PoUT
2SA1362(GR)-F
7.52V 2 9 100u6.3
VCC PW-GND
3 8
3 PRE-GND
SP MUTE SW
R336 4
SP2 7 C338 100p
VIN PHASE Q316
1k 6 R337 C339
5 2SK3577-A
RIPPLE NF
R334
150 10u6.3
47k
C340 Q305
DTC144EE
R:7.3V(MUTE ON) 0.1u
0.3V(MUTE OFF)
Q303 DC SW/SP MUTE
T:7.3V
DTC144EE
DC SW/SP MUTE
R345
R341 10k 100
R346 100
TXD
R344 1k
AF_CONT
OPTDET
PTT
5M
SB
L301
R450 R454
NO NO
0 NO
NO 0
C161 C164
5p 5p
5p 5p
6p 6p
D210
HVC355B
NO
HVC355B
ANT
CN13
C275
*
(B)
J301
PTT/RXD E11-0457-05
MIC
MICIN
OPTDET
5MS
AE
TXD
NC
SPO
SPI
MIC301
T91-0649-05