Kenwood TK-8102 Service Manual page 53

Q405 Q410
2SK508NV(K52) 2SC5108(Y)
RX
)
BUFF
VCO
CV Q408
Q407
KRX102U
2SJ243
8CL
SW SW
)
TXRX
TX
VCO
IC161
Q406
M62363FP
2SK508NV(K52)
L
VCOMOD
CONV
D301 Q301
MA742 2SC2412K
SQIN DET NOISE
TCXOMOD VCOMOD
IC203 IC161
P NJM2902V M62363FP
(3/4) (7/8)
D/A
BUFF
CONV
WIDE
6/8)
FNC1 FNC2
FNC3 FNC4
DTMF
FNC5 FNC6
FNC7 FNC8
DQT SBC
MF 8TC
8RC
ROW
PLLE
E
ELVLLD
BSHIFT
TX/RX
AFM
SPM
AMPSW
30622MAA-B87GP
MICEM
O1 MICMT1
O2 MICMT2
TXD)
K(RXD)
WER
2
Q86
3
2SK1824
4
BSHIFT SW
ET
BLOCK DIAGRAM
8T 8R
Q411 Q500
2SC5108(Y)
2SC5108(Y)
T/R
RF RF
SW
D409
DAN235E
8C 8T
Q302
16.8MHz TRIPLER
2SC4649(N,P)
50.4MHz
(1/8) IC301
D/A IF
Q351
DEMODULATOR
2SC5108(Y)
IF
8C
8R
D303 D302
CF301
DAN222 DAN222
(WIDE)
SW 450kHz SW
CF302
(NARROW)
IC66
5M
EEPROM
AT24C64N10SI18
EEPWP
EEPCK
EEPDT
CPU
IC101
PWRPRCT
SIGNAL
X86
Q87
2SK1824
SW
IC502
RA30H4452M-31 : M,M2
RA30H4047M-31 : M3
POWER
MODULE
Vg
Q501 Q502
2SC3357 2SK3357
PRE
DRIVE
DRIVE
AMP
AMP
8T 8T
Q352
3SK255
3SK255
MCF MIX BPF
XF351
49.95MHz
8R
D351,352 RF BPF
HVC350B TUNE
IC251 Q251
NJM2902V 2SC4617(S)
NARROW
AF
HPF
FILTER
8C
TEMP1
TEMP2
8T
RSSI
Q36
SQIN
KRC102S
8TC
IGN
Q33
BATT
2SA1745(6,7)
8R
Q34
KRC102S
8RC
5C
TK-8102
D602
B
MA4PH633
ANT SW
D607 POW.
MA742 DET
Vg
Q353
RF BPF
8T
8R
D353~355
RF BPF
HVC350B
TUNE
DTMF/BEEP
IC161
M62363FP
Q252,253
Q254
(4/8)
2SK1824
DTC363EU
D/A
SW SW
CONV
AFM
SPM
BATT
Q35
IC31 Q31
KTA1664(Y) KIA7808AF KTA1046(Y)
AVR
SW SW
8V
SB
SW SBC SW
Q32
2SK1824
OVER
SW
VOLTAGE
DET
SW
RESET
AVR
5V
IC32
NJM78L05UA
LPF ANT
D606 POW.
MA742 DET
IC201
TA75W01FU
BUFFER
(1/2)
IC201
TA75W01FU
(2/2)
APC
CONTROL
PC
IC161
M62363FP
(3/8)
D/A
CONV
SP
IC252
LA4600
AF PA
EXT.
SP
Q255
SW
KRC102S
AMPSW
+B
IC33
E
NJM78L05UA
5M AVR
IC35
PST9140NR
INT INT
IC34
PST9140NR
RESET 5M
49