Block Diagram - Kenwood TK-8100H Service Manual

DISPLAY UNIT (X54-3430-20)
MIC
MBL
POWER
SB
PTT(TXD)
ME
MIC
HOOK(RXD)
CM
VOL VOL CH CH
DN UP DN UP
MON SCN
KMI1 KMI2 KMI3 KMI4
IC2
LC75834W
COM0~3
LCD LCD DRIVER
SEG0~30
MBL
DIM
D19~26,28~31
B30-2205-05
LCD BACK LIGHT
D18
HSB123
Q9 Q11
2SB1132(Q,R) RN47A4
SB
SW SW
DIM
D2~5
Q10
B30-2205-05
KRA225S
KEY
SW
SW MBL
Q6
KRC102S
47
TK-8100H

BLOCK DIAGRAM

TX-RX UNIT (X57-671x-xx)
Q404
2SC4649(N,P)
RF
8C
IC401
CHARGE
MB15A02
PLLE
DT
PLL IC
CK
LD
16.8MHz
CHARGE
KMO1
5C
16.8MHz
5C TCXO TCXOMOD
KMO2
X401
D/A
CONV
IC161
M62363FP(8/8)
CE
CL
DI
INH
IC201 IC202
Q1
GND
NJM2100V NJM2904V
2SK1824
PTT
MIC MIC
SPLATTER
MIC/IDC
MUTE
POWER FILTER
ME
HOOK
MICMT
KMI2
CM
AGC
AGC
KMI1
DET
KMI3
Q201 D201
KMO1
2SC4919 DAN222
KMI4
D202
KMO2
1SS372
SB
5C
CE
CL
DI
OVER
VOLTAGE SW
DET
Q61
KRC404RTK
SW
IGN
Q71
KRC414RTK
TK-8100H
8C
Q405 Q410 Q411
2SK508NV(K52) 2SC5108(Y) 2SC5108(Y)
Q402
RX
2SA1832(GR)
BUFF RF
VCO
PUMP
CV
LOOP Q408
Q407
KRX102U
FILTER 2SJ243
8CL 8C
SW SW
Q403
PUMP
2SC4738(GR) 2SC4649(N,P)
TXRX
16.8MHz TRIPLER
TX
Q440
VCO
Q406 IC161
2SC4617(S)
2SK508NV(K52)
M62363FP
(1/8) IC301
8CL
LIPPLE
VCOMOD
8C
FILTER
D/A
CONV DEMODULATOR
D301 Q301
MA742 2SC2412K
SQIN DET NOISE
TCXOMOD VCOMOD
D303
DAN222
IC203 IC161 IC203 IC161
M62363FP M62363FP
NJM2902V NJM2902V
(1/4) (3/8) (3/4) (7/8)
SW
D/A D/A
SUM BUFF
CONV CONV
(NARROW)
WIDE
IC161
M62363FP(6/8)
FNC1 FNC2
D/A
FNC3 FNC4
DTMF 5M
CONV
FNC5 FNC6
FNC7 FNC8
QT/DQT SBC
8TC
DTMF
8RC
NARROW
PLLE
WIDE
ELVLLD
BSHIFT
DT
TX/RX
CK
CPU
CL
B AFM
CE
IC101
SPM
DI 30622MAA-B76GP
AMPSW
MICEM
KMO1
MICMT1
KMO2 MICMT2
PTT(TXD)
HOOK(RXD)
POWER
CM
KMI1
KMI2 Q86 X86
KMI3
2SK1824
KMI4
BSHIFT SW
INT
RESET
48
Q501
8T 8R 2SC3356 Q502 Q503 Q504
Q500
(R24) 2SK2596 PD55008TR RD60HUF1
2SC5110(O)
PRE
T/R DRIVE DRIVE FINAL
RF DRIVE
SW AMP1 AMP2 AMP
AMP
D409
Vg
DAN235E
8T
8T
Q302
50.4MHz
IF
Q352
Q351 Q353
3SK255
2SC5108(Y) 3SK255
IF MCF MIX BPF RF BPF
8C
XF351
49.95MHz
8R 8R 8R
RF BPF RF BPF
D302
CF301 TUNE TUNE
DAN222
(WIDE)
D351,352
HVC350B
450kHz SW
DTMF/BEEP
CF302
IC251 Q251 Q252,253
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
SW
5C
5V
IC32
NJM78L05UA
D601,602
MA4PH633
D603,604
XB15A709
ANT SW LPF ANT
D606 POW. D607 POW.
MA742 DET MA742 DET
Vg
IC501
BUFFER
TA75W01FU
(1/2)
IC501
TA75W01FU
(2/2)
APC
CONTROL
PC
8T
D353~355
IC161
HVC350B
M62363FP(3/8)
D/A
SP
CONV
IC161
IC252
M62363FP
Q254
LA4600
(4/8)
DTC363EU
EXT
SP
D/A
AF
SW
CONV
PA
SPM
SW
Q255
KRC102S
BATT AMPSW
IC31 Q31
KIA7808AF 2SA1641(S,T)
AVR
SW +B
8V
IC33
E
NJM78L05UA
SB
AVR
SBC SW 5M
Q32 IC35
KRC102S PST9140NR
OVER
VOLTAGE INT INT
DET
IC34
PST9140NR
RESET RESET 5M