Block Diagram - Kenwood TK-7102H Service Manual

DISPLAY UNIT (X54-3460-20)
MIC
POWER
MICBL
SB
PTT(TXD)
P M
ME
MIC
HOOK(RXD)
CM
1 2 3 4
KMI1 KMI2 KMI3 KMI4
IC1
BU2090FS
LEDMON
LEDPF
LEDC1
LEDC2 SHIFT CL
LEDC3 REGISTER
DI
LEDC4
LEDR
LEDG
MICBL
PSB
MON
D5
LEDMON
PF
D6
LEDPF
1
D7
LEDC1
2
D8
LEDC2
3
D9
LEDC3
4
D10
LEDC4
Q4
KRC102S
BUSY
D11
SW
RED
D12
LEDR
KEY
SW
Q9
KRA2555S
SW
Q10
KRC102S
MICBL 5C
47
TK-7102H
TX-RX UNIT (X57-670x-xx)
Q404
2SC4649(N,P)
RF
SB
FNC1~FNC8
8C
IC401
MB15A02
PLLE
IGN
DT
DATAI PLL IC
CK
DETO LD
TXAFI
16.8MHz
TXAFO
5C
16.8MHz
EMGMIC
RXAFO
5C TCXO TCXOM0D
ALTI
RXAFI
X401
5C
KMO2 KMO1
8C
D/A
CONV
GND
IC161
ALTI
M62363FP(8/8)
DETO2
DATAI
5C
FNC1(TXD)
FNC3(RESET)
FNC2(RXD)
IC201 IC202
Q1
GND
NJM2100V NJM2904V
2SK1824
PTT
MIC MIC SPLATTER
MIC/IDC
MUTE
POWER FILTER
ME
HOOK
MICMT
KMI2
AGC
CM
AGC
DET
KMI1
KMI3
Q201 D201
KMO1
2SC4919 DAN222
KMI4
D202
KMO2 1SS372
SB
5C
CE
CL
DI
LEDG
OVER
VOLTAGE
SW
5C
DET
Q61
KRC404RTK
IGN SW
Q71
KRC414RTK
TK-7102H

BLOCK DIAGRAM

8C
Q405 Q410 IC402
2SC5108(Y)
2SK508NV(K52) UPB1509GV
Q402
RX
CHARGE 2SA1832(GR)
BUFF DIVIDER
VCO
PUMP
LOOP CV Q408
Q407
FILTER KRX102U
2SJ243 5C
8CL
CHARGE
Q403 SW SW
PUMP
2SC4738(GR)
2SC4617(S)
TXRX
16.8MHz
TX
Q440
VCO
Q406
2SC4617(S)
2SK508NV(K52) IC161
M62363FP(1/8) IC301
8CL VCOMOD
RIPPLE
8C
FILTER
D/A
CONV
DEMODULATOR
Q301
D301
MA742 2SC2412K
SQIN DET NOISE
TCXOMOD VCOMOD
D303
IC203 IC161 IC203 IC161 DAN222
NJM2902V M62363FP NJM2902V M62363FP
(3/8)
(1/4) (3/4) (7/8)
SW
D/A D/A
SUM BUFF
CONV CONV
WIDE
IC161
M62363FP(6/8)
FNC1 FNC2
D/A
FNC3 FNC4
5M
DTMF
CONV FNC5 FNC6
FNC7 FNC8
QT/DQT SBC
DTMF 8TC
8RC
NARROW
PLLE
WIDE
ELVLLD
BSHIFT
DT
TX/RX
CK
CPU
CL
AFM
B
DI
SPM
IC101
AMPSW
30622MAA-B83GP
MICEM
KMO1 MICMT1
KMO2 MICMT2
PTT(TXD)
HOOK(RXD)
POWER
CM
KMI1
KMI2
X86
Q86
KMI3
2SK1824
KMI4
INT
BSHIFT SW
RESET
48
Q502 Q503 Q504
8T 8R
Q411 Q501
2SC3357 PD55003 RD70HVF1
2SC4649(N,P) 2SC3357
PRE
T/R DRIVE FINAL
DRIVE
RF RF
SW AMP AMP
AMP
D409
Vg
DAN235E
8C 8T
8T
Q302
TRIPLER
50.4MHz
IF Q352
Q351 Q353
3SK255
2SC5108(Y) 3SK255
IF MCF MIX BPF RF
8C
XF351
49.95MHz
8R 8R 8R
D351,352 RF BPF
D302
CF301 HVC350B TUNE
DAN222
(WIDE)
SW
8T
450kHz SW
Q354
2SK1824 DTMF/BEEP
CF302
(NARROW)
Q252,253
IC251 Q251
NJM2902V 2SC4617(S) 2SK1824
NARROW
AF
HPF SW
FILTER
IC66
EEPROM
AFM
AT24C64N10SI18
EEPWP
EEPCK
EEPDT
8C
TEMP1
Q35
KTA1664(Y)
TEMP2
8T SW
RSSI
Q36
SQIN
KRC102S
8TC SW
IGN
Q33
BATT
2SA1745(6,7)
PWRPRCT
8R SW
SIGNAL
Q34
KRC102S
8RC SW
Q87
2SK1824
AVR
5C
SW
5V
D602
MA4PH633
D603~605
XB15A709
ANT SW LPF ANT
D606 POW. D607 POW.
DET DET
MA742 MA742
Vg
IC501
BUFFER TA75W01FU
(1/2)
IC501
TA75W01FU
(2/2)
APC
BPF
CONTROL
PC
8T
RF BPF D353,354 IC161
TUNE
HVC350B M62363FP(3/8)
D/A
CONV SP
IC252
IC161
Q254
LA4600
M62363FP(4/8)
DTC363EU
EXT.
D/A SP
AF
SW
CONV
PA
SPM
SW
Q255
KRC102S
BATT AMPSW
IC31
KIA7808AF
Q31
2SA1641(S,T)
AVR
+B
SW
8V
IC33
E
NJM78L05UA
SB
SBC SW 5M AVR
Q32 IC35
KRC102S PST9140NR
OVER
VOLTAGE
INT INT
DET
IC34
PST9140NR
RESET RESET 5M
IC32
NJM78L05UA