Kenwood TK-3207G Service Manual page 57

TK-3207G
SCHEMATIC DIAGRAM / 原理图
TX-RX UNIT (X57-6890-XX)
R9 0
R10 0
0
R11 C40
R5
3p
L8
100k C43
18n 10p
PLL SYSTEM
IC1
MB15A02PFV2E1
C30
4.82V
RIPPLE 470p
FILTER R8 C29
D1 0 470p
4.76V
MA2S111
C4
R15 R16 R21
0.01u
220 560 680
R7
100
VR1
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 R14 C25 C34
BATT
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
IC401 5C SW
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
D403 D404
R405 1 5
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
D6
CONTROL
/TX VCO HVC376B
2.74V 0.72V
L10 D7 C52
L9 R22 L24 * * 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
PLL IC F_IN AMP
MODULATOR
TX MODULATION
R25 R26 C45 R31 L12 R34 R36
22k 10k 1u 470k 470k 270k
C902 R30
*
R:3.4V
1u VCO OSCILLATION (RX) L18 R37
D8
220n
100 DC SW/RX VCO
HVC376B
R17 L11 D9 C55
* * L17 * C65 C74
100 100n RIPPLE FILTER
HVC376B 0.5p
VCO/RX
Q3
D3,5,8,9
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
69 BSHIFT 7 R420
GND BEAT SHIFT SW
70 6 47k
BYTE
71 5
EEPCLK
LEDTX LEDTX 72 LEDTX 4
EEPDAT
73 LEDRX 3
LEDRX LEDRX
SIDE1 SIDE1 74 PF1 2
DTMF
SIDE2 SIDE2 75 PF2 1
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
R:2.934V
T:3.002V
3.7V
TX/RX
R453
RF SW
22k
R:4.94V
T:0.58V
Q5
DTA143TE
* L250
L22
T:4.96V
R:2.87V
R:0.59V C290
T:0V *
T:4.94V
(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
W/N SW/TX
Q901
2SK1824-A
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
11 31
TDATA/DTRCLK TDATA/DTRCLK
12 30
DI/O DI/O
29
RDF/FD RDF/FD R306 13 IC301
AQUA-L
1k 14 28
R422 X2 BEAT SHIFT SW SCLK SCLK
AUDIO PROCESSOR
L78-1414-05 15 27
1k 7.3MHz Q408 DIR DIR
C432 R423 C435
2SK1830F 16 26
Q407
2SK1830F 5p 0 5p
3.6864 MHz CLK
R426
XIN XIN
0
R301 C302 R304
EXTLIMIN EXTLIMIN
10k 270p 27k C309 C313
DETECTOR
82p 120p
D301
RB706F-40 R310 R313
8 R308
C311 390k 100k
AMP3O AMP3O
7 0
R355 C354 R357
R424 R354 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
R:7.61V
TX DRIVE AMP T:7.26V * R120 TX FINAL AMP
T:1.36V Q102 Q103
R112 R111 L103 L104 2SK2596 * C123 * L107 R123 2SK3476
0 0 8.2n 8.2n 0
T:2.5V(H)
1.97V(L)
R126
2.2k
R135
150k (D) APC SW
APC SW Q109
Q104 C140 IC101 DTA144EE
DTC114EE APC PROTECT 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
R141 2SK1824-A
Q105 150k PCTV
2SK879(Y)F (D) 100k
COMPARATOR
(APC)
R134
150k (D)
Q107
DTC114EE
R:7.61V
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
R319 PCTV
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 120k
1u 33p
R325 IF AMP
100k Q203
C328
2SC4649(N,P)
W/N SW/RX R211
390p
Q202 3.3k
R321 C322 DTA144EE
D405 SP2
220k 0.015u
LIMITER of
R326 W:0.015V
QT ENCODE N:4.94V
DEVIATION
C325 0 R331 C331
0.1u
150k 0.1u
C326
1000p
RXAFO RXAFI
R330 C330 R446
3.3k 0
1u MICO MICI DETECTOR ISOLATION
MIC AGC
D302 D303
R445 Q302
RB706F-40 DAN222
R318 2SC4919
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
X57-6890-XX L16 L17 L100 L101 L107 L206 L211 L212 L214 L220 L223 L225 L228 L229 L230 L250 L290 L412 C38 C42 C52 C53 C54 C55 C56 C57 C58 C59 C61 C62 C64
-21 C 22n 27n 15n 15n 1.2n NO 8.2n 8.2n 8.2n 8n L34-4572-05 L34-4564-05 8.2n 8.2n 39n 18n 30n NO 5p 5p 12p NO 6p 12p NO NO 6p 1p 3p 2p 5p
-22 C2 27n 33n 33n 22n NO 39n NO 8.2n 8.2n 2.5n NO L34-4564-05 8.2n 8.2n 56n 18n NO L34-4564-05 5p 5p 11p 4p 7p 12p 5p 0.5p 7p 1.5p 4p 3p 4p
-24 C6 39n 47n 27n 22n NO 56n NO 12n 12n 2.5n L34-4572-05 L34-4565-05 12n 12n 72n 15n NO NO 8p 8p 11p 5p 9p 22p NO 0.5p 11p 1.5p 5p 3p 3p
-25 C5 39n 47n 27n 22n NO 56n NO 12n 12n 2.5n L34-4572-05 L34-4565-05 12n 12n 68n 15n NO NO 5p 5p 11p NO 6p 11p NO 0.5p 6p 1.5p 5p 3p 3p
X57-6890-XX C107 C116 C121 C123 C125 C127 C132 C145 C149 C151 C152 C156 C157 C158 C159 C160 C161 C164 C166 C168 C169 C233 C240 C244 C245 C246 C247 C248 C249 C250 C252 C253 C255 C257
-21 C 6p 11p NO 56p 6p 18p 20p 20p 7p 1.5p 24p 4p 1p 100p 2p 2p 5p 5p 0.75p 1p 6p 6p 3.5p 2.5p 22p 2p 470p 2p 4.5p 22p 1p 1.5p 22p 4p
-22 C2 7p 3p 12p 33p 11p NO 39p 30p 7p 7p 20p 3p 4p 100p 2p 2p 5p 5p 0.75p NO 10p 6p 1p NO NO NO NO NO 5p 22p 1.5p 2p 22p 7p
-24 C6 8p 12p NO 33p 24p NO 20p 27p 10p NO 27p 9p 3.5p 1000p 1p 1.5p 6p 6p 3p NO 6p 10p 1p NO NO NO 470p NO 3.5p 27p 1p 1.5p 27p 6p
-25 C5 8p 12p NO 33p 24p NO 20p 24p NO NO 27p 6p 2.5p 1000p 1p 1.5p 6p 6p 3p NO 4.5p 10p 1p NO NO NO 470p NO 3p 27p 1p 1.5p 27p 6p
X57-6890-XX C274 C275 C276 C290 C291 C292 C293 C349 C444 R30 R40 R42 R103 R106 R114 R120 R194 R241 R350 R449 R450 D210 D405
-21 C NO 2.5p 4p 2p 6p 470p 0.3p NO NO 33k 150 10k 47k 22 47k NO 47k 1.0M 0 NO NO HVC355B NO
-22 C2 4p 2p 4p 2p 6p 470p NO 0.033u 2p 33k 100 4.7k 33k 120 68k 0 68k NO 10k 0 0 NO NO
-24 C6 4p 3p 4.5p 5p 10p 1000p 4p NO NO 27k 100 4.7k 47k 22 47k 0 47k 1.0M 0 0 0 HVC355B KDZ3.3V
-25 C5 4p 1.5p 4p 5p 10p 1000p 4p NO 10p 27k 100 4.7k 47k 22 47k 0 47k 1.0M 0 0 0 HVC355B KDZ3.3V
Note : The components marked with a dot ( ● ) are parts of layer 1.
ANT SW
D122 * C160 C163 * C166
3p
STRIP LINE HVC131
C152 D103 L224
R137 * * C158 * L225 L226
0 HVC131 4T 4T
ANT SW
L412
*
4T
* L223 R145 R147
5T
4T 0 0
ANT SW ANT SW
RX LO1
5R
BPF
R:5V
L410
R:5V
* R449 * R450
L204 MIXER
R:1.795V R:4.9V
270n
Q204 C241 R240 * C246 * C248 * C252 * C253 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
R:0.3V(MUTE ON) TA7368FG
DC SW Q306
7.3V(MUTE OFF) 2SK3577-A C345
1 10
Q304 T:0.3V NC1 PoUT
2SA1362(GR)-F
7.52V 2 9 100u6.3
VCC PW-GND
3 8
NC2 PRE-GND SP MUTE SW
R336 4 7 C338 100p
SP2
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)
DC SW/SP MUTE
Q303 T:7.3V
DTC144EE
DC SW/SP MUTE
R345
R341 10k 100
R346 100
TXD
R344 1k
AF_CONT
OPTDET
PTT
5M
SB
L301
C65 C66 C67 C83
7p 7p 5p 15p
5p 5p 4p 15p
4p 5p 4p 5p
4p 4p 4p 15p
C267 C268 C269 C273
2.5p 22p 2p 22p
6p 22p 2p 22p
6p 27p 2p 27p
5p 27p 1.5p 27p
ANT
CN13
C275
*
(B)
J301
PTT/RXD E11-0707-05
MIC
MICIN
OPTDET
5MS
AE
TXD
NC
SPO
SPI
MIC301
T91-0649-15