Kenwood TK-2217 Service Manual page 63

TK-2217
SCHEMATIC DIAGRAM / 原理图
TX-RX UNIT (X57-7120-10)
R9 0
R10 0
R11 0
PLL SYSTEM
IC1
MB15A02
4.84V
R8
0
RIPPLE
FILTER
D1
MA2S111 C4 VR1
68k
R12-7491-05
0.01u
X1
L77-1931-05
R1 R2 R3 C3
22k 10k 33k 1u 1
VC VCC
12.8MHz
2
GND
oUTPUT
LCD ASSY (B38-0906-25)
TXCO
LCD
L401 F401
BATT
F53-0324-05 D402
2.5A 1SR154-400
BATT
REVERSE
CN401 PROTECTION
E40-6363-05 1 B
2 SB
AFI
3
1 37 4 AFO R412
5 GND R408
6 UP
7 DOWN
8 GND
R404
470k(D) R:3.70V
T:3.57V
5V PROTECTION IC402
XC6204B502MR
D401
RB521S-30 1 5
VIN VoUT
2
R:7.56V
T:7.26V VSS
3 4
CE NC IC401,402
VOLTAGE
REGULATOR/5V
IC401
XC6204B502MR
R:7.28V
1 5
T:6.80V
VIN VoUT
2
VSS
33 16 3 4
CE NC
34 15
35 14
36 13
VOLTAGE DETECTOR/RESET
37 12
IC403
BD4840FVE
11
R407 1 5
10
VoUT VDD
2
40 9 330k
LCD DRIVER SUB
41 8 3 4
PT6554LQ NC GND
42 7
43 6
44 5
VOLTAGE
45 DETECTOR/INT
IC404
46
BD4845FVE
CN402
47
E40-6430-05 R405 1 5
GND 1 VoUT VDD
10 330k 2
NC SUB
2
9 3 4
NC
SB 3 GND
8
5M 4
C 7
GND 5
6
B DI 6
5
CL 7
4
A CE 8
3
DO 9
S 2
GND 10
1
5C 5C
D4,7
C40 CV
FREQUENCY
CONTROL VCO OSCILLATION (TX)
4p 2.73V
/TX VCO
L8 C43 L9
L24 L10 D7 C52 L16
18n 33n
15p
180n 180p 39n
1SV325F
C50
Q2 10p
2SC5108(Y)F
PLL IC F_IN AMP
C29
TX MODULATION
470p
4.76V
R15 R16 R21 R22
R25 R26 C45 R31 L12 R34
220 560 680 0
22k 10k 1u 560k 4.7k
C902 R30
1u 12k
D5,9
FREQUENCY
CONTROL
VCO OSCILLATION (RX)
/RX VCO
L11 D9 C55 L17
100n
1SV325F 120p 27n
4.83V
R17
100
4 4.72V
0.7V
3 L1 R12 C17 R14 C25 C34
OSCIN OSCIN
4.7u 2.2k 47p 330k 2p 1000p
TRIPLER
Q1
KTC4082
QTTCXO QTTCXO
PLL_UL PLL_UL
PLL_STB PLL_STB
PLL_DAT PLL_DAT
PLL_CLK PLL_CLK
5C 5C
B B
EN1 EN1
EN2 EN2
47k
T:4.99V
47k
5T SW
Q403
CPH3317
R421
1k
R:5.01V
CP406
5.00V Q404 1Kx2 51
5R SW RT1P237U
52
53
CP407 54
1Kx2
55
56
Q405 57
5C SW
RT1P237U
R:4.83V 58
4.96V
4.95V 59
60
61
L402 C430
62
63
0.01u
64
65
CP404
66
47Kx2
LED/RED LED/GREEN
67
D403 D404 68
B30-2156-05 AUX
B30-2157-05 R470 69
1k 70
ON:4.92V ON:4.92V
71
OFF:0.01V OFF:0.01V
72
73
PTT SIDE1 74
75
Q401 Q402 SIDE2
PTT
RT1N141U RT1N141U
LED SW LED SW GND
R437
/RED /GREEN SW1 R415 47k
47k
R416 47k
SW1
R438
SW2
47k
SW2
BATT BATT
RESET RESET
INT INT
5M 5M
DI DI
CL CL
CE CE
DO DO
SB SB
L19
R40
220n 100 RF BUFFER AMP
T:3.42V
Q6
0.72V 2SC5108(Y)F
C64 C78
4p C73 4.74V
7p
0.5p(B)
VCO/TX
IC2
Q4
UPB1509GV
2SK508NV(K52) 3.74V
1 8
C81 VCC1 VCC2
Q5 15p 2 7
IN OUT
RT1P430U
R:4.97V C82 3 6
IN SW2
T:0.59V
1000p 4 5
GND
MODULATOR DC SW/TX VCO SW1
R36 L22
VCO 1/2 DIVIDER
270k
4.0V R:0.60V
T:4.95V
R:3.46V
L18 R37 RIPPLE
Q7 FILTER
RT1P430U
220n 100
Q8
DC SW/RX VCO 2SC5383
C74
C65 5p
0.5p
VCO/RX
Q3
2SK508NV(K52)
CURRENT
STEERING
DCSW DCSW
APCSW APCSW
OSCIN OSCIN
5C 5C
B B
5T 5T
5R 5R
R902
4.7k
Q901
2SK1824
RX_W/N RX_W/N
W/N SW/TX
25 TX_W/N TX_W/N
DTMF DTMF
24 DTRLOADN DTRLOADN
OPTDET
23 STD STD
DO DTRLOADN STD
AF_CONT 22
CE QTVCO DIR DIR DIR
21 TDATA/DTRCLK TDATA/DTRCLK
CL TDATA/DTRCLK
20 DI/O DI/O
DI DI/O
19
SCLK SCLK SCLK
18 ROF/FD ROF/FD
RDF/FD
17 TCLK/DTRDO TCLK/DTRDO
TCLK/DTRDO
16
VCC
INT R419
15
VCC
MICROPROCESSOR 14 47k
VSS VCC
13
GND IC405 XIN XIN XIN
30620MCPA14GU
12
GND VSS
11 XOUT XOUT R422
XOUT
10
BSHIFT ON:4.95V 1k C432
RESET R423
9 OFF:0V Q407
8 BSHIFT BSHIFT 2SK1830F 5p 0
BSHIFT
7 R420
AUX GND
6 47k
BYTE
5 EEPCLK EEPCLK
EN2 EEPCLK
4
LEDTX EEPDAT EEPDAT
EEPDAT
3
LEDRX
2
PF1 DTMF
PF2 1
PCTV EEPROM
IC406
AT24128N10SI27
1 8
A0 VCC
2 7
C431 A1 WP
3 6 R424 47k
0.01u A2 SCL
4 5 R425 47k
GND SDA
TMH TMH
VOX VOX
5M 5M
BUSY BUSY
4.96V RSSI RSSI
AFCONT AFCONT
OPTDET OPTDET
RXD/PTT RXD/PTT
TXD TXD
PCTV PCTV
MIC_MUTE MIC_MUTE
QT/DQT_IN QT/DQT_IN
PTTSW PTTSW
SB SB
T:4.9V
D101,202
T:1.11V R108 C108 R112
TX/RX
RF AMP
RF SW 1.5k 39p 18
Q9 4.6V RF AMP
2.2V 2SC5108(Y)F C87 D101 C101 R103 C104
C83 Q102
2SC4926YD
10p 1000p 0 39p
HSC277
33p
R:1.65V R:0.1V
T:1.05V T:1.88V
5T
DCSW
APCSW
B
5R L202 L205
CF201
R:2.84V 39n 68n
C213 L72-0958-05
T:0.03V C233 C237
RX LO1
0.1u
2p(B) 5p(B)
R208 C210
5R
82k
470p
FM IF
SYSTEM
IC201
MCF
TA31136FNG
XF201
L71-0619-05
38.85 MHz
C219 C224 R218
R210 R216 oUT IN C231
120k
3.3k 33p 0.01u 560 2 1 0.01u
W/N SW/RX
R211
Q202
RT1P441U 3.3k
Q203
W:0.011V
2SC4649(N,P)
N:4.98V
IF AMP
C215
1000p
TX_W/N
R316
120k
R301 C302 R304
0.01u 560k
47k 5M
C312
12p
FREQUENCY
DIVIDER LIMLV
IC407 C315
TC7W74FU
C450 1 8 1u
CK VCC
X3 0.01u
L77-1633-05 2 7
D PR
R410 7.37MHz C435 10 32
R409 3 6 DTRLoADN
Q CLR TCLK/DTRDo AGND
Q408 11 31 RXIN
0 0 5p 4 5 C451 TDATA/DTRCLK RXIN
2SK1830F GND Q
12 30
0.01u DI/o RXINo RXINO
R306 13 29
IC301 FILTERO
RDF/FD FILTERo
1k 14 AQUA-L 28
C452 EXPOUT
SCLK EXPoUT
15 AUDIO PROCESSOR 27
1000p RXAFIN
DIR RXAFIN
16
26 RXAF
XoUT RXAF
Q407,408
BEAT SHIFT SW
DTRAIN
3.6864MHz CLK
C309 C313
82p 120p
R310 R313
D301
RB706F-40 390k
100k
C311 R314 C316
2.7k 0.047u
1u
BUSY
C310 0.068u R311 12k
RSSI DETECTOR
AFCONT
OPTDET
RXD/PTT
TXD
PCTV
MIC_MUTE
QT/DQT_IN
PTTSW
SB
●
Note : The components marked with a dot ( ) are parts of layer1.
ANT SW
TX DRIVE AMP TX FINAL AMP D103
L117 L118 L119
T:1.88V Q103 R:7.68V Q106 HVC131
2SK2596 T:7.30V 2SK2595 7T 7T 6T
C110 L104 R120 C120 L107 L113 L114 L115 C144 D104 C151 C154 C156 C159
1000p 27n 0 1000p 27n 3T 5T 3T 82p HVC131 1000p 10p 12p 7p
ANT SW
L110 C160
56n
33p
5T
T:2.7V(H)
D105-107
1.99V(L)
ANT SW
APC PROTECT R126
2.2k R135 150k(D) APC SW
Q109
C140
IC101 RT1P441U
TA75W01FUF
100p
1 8 C146
APC SW
DCSW OUT1 VCC
APCSW Q104 R130 2 7 1000p
RT1N141U
IN1- OUT-B
150k(D) 3 6
B Q105 IN1+ IN2- APC SW
4
2SK879(Y)F 5
R131 VEE IN2+ Q108
APC SW 2SK1824
R141
150k(D)
100k
RX LO1 COMPARATOR
(APC)
R134
150k(D)
R142
0
5R Q107
RT1N141U
APC SW
BPF
R:4.98V
RF AMP
MIXER
Q205
R219 L206
Q204 R:2.48V R:4.8V 3SK318
3SK318 C250 C253 R:4.92V
180n C245 R227 R291 4p(B) 4.5p(B)
560 R231 C267 C268
R239 C263 R240 3p(B) 3p(B)
R220 470p 0 0 47
C243
R:0.75V 47 10p 0
560 R:2.48V 1000p
C238 R:1.76V
R:0.99V C271
12p
CN201
D203,204 D205,206
TX_W/N
RF BPF TUNING RF BPF TUNING
R354 R355 C354
10k 10k 0.1u
R:0.3V(MUTE ON) R343
7.3V(MUTE OFF)
T:0.3V IC302 470k SP MUTE SW
5M C334 TA7368F
Q306
CPH3413 C345
0.1u 1 10
W/N SW/TX R:7.52V Q304 1 PoUT
2SA1362(GR)
T:7.31V 2 9 100u6.3
Q301 VCC PW-GND
RT1P141U
3 8 SP MUTE SW
DC SW 3 PRE-GND
LIMLV R322 180k
R336 4 7 C338 100p Q316
VIN PHASE
CPH3413
R334 1k 5 6 R337 C339
RIPPLE
R323 56k NF
47k 100 10u6.3
C328 390p
100k
R324 AF AMP
RXIN
C340
R325 100k R329 C329
RXINO
R:7.3V(MUTE ON) 0.1u
82k 1u
FILTERO Q303 0.3V(MUTE OFF)
Q305
R321 RT1N441U T:7.3V RT1N441U
EXPOUT C322 0.015u
DC SW/SP MUTE DC SW/SP MUTE
RXAFIN 220k R326 0
RXAF
R330
R345
3.3k C330 R338 2.2k
R341 10k 100
R331 C331 1u
DTRAIN C325 0.1u
C326 1000p 39k 0.1u
R346 100
DETECTOR ISOLATION MIC AGC
D303 Q302 R344 1k
D302 R318
2SC4919
C317 R328
1.2k
0.1u 10k
RB706F-40 MC2858
R332 C333 L301
15k 0.1u
AFCONT
OPTDET
RXD/PTT
TXD
PCTV
MIC_MUTE
QT/DQT_IN
PTTSW
SB
ANT
CN13
11p
SP
J301
E11-0457-05
PTT/RXD
MIC
MICIN
OPTDET
5MS
AE
TXD
NC
SPO
SPI
MIC1