Kenwood TKR-851 Service Manual page 98

Uhf fm repeater
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TX-RX unit X57-696 (A/2)
CN14
8C
8C
RSSI
RSSI
DTC144EUA
DET
DET
ASQ
ASQ
SOE
STB4
CK
DT
,CP
LD2
EPT
CK
,CK
DT
OE
SW
MO
MB
MP
LDR
WD
SB
SB
CN602
CN606
Final unit
X45-374 (A/2)
Drive AMP
Q1
CN1
2SC5110
Drive AMP
2SC3356(R24)
/TXD2
Control I/O
(D-SUB)
BLOCK DIAGRAM
44.850MHz
D2
DAN235K
SW
IF AMP
Q3
W/N
2SC3356(R24)
FM IC
IC9 : TK14489V
Q4
SW
QUD
W/N
CF1 (Wide)
DET
AMP
D4
Q7
SW
D5
DAN235K
MA742
2SC4617(S)
SRR,STT
CF2 (Narrow)
IC7
8RC,8TC
BU4094
FAS
Q5
BCFV
SW
DTA144EUA
W/N
Q6
SW
DAC
FCT
DTC144EUA
FCR
IC6
M62354GP
PC
2SC4116(GR)
8CLT
MO
8CT
MB
2SC4116(GR)
8CLR
BUP,TEMP,
LDR,LDT
FWD
NJM78L05UA
EPR,EPT
5CR
CP,DP,PSW
8CR
TMP
BUP
PC
FAS
PDT
8T
PC
8T
FAS
TMP
BUP
PDT
Drive AMP
Drive AMP
Q3
Q4
2SK2596
PD55008S
Vcont
Q2
TEMP
DC
SW
Drive AMP
AMP
IC3
Q8
TA75W01FU
2SC4116(Y)
REF
PC
AMP
XF2
MCF(W)
D1
DAN235K
A1
SW
IF AMP
Q10
Q2
W/N
2SC3357
XF1
2SC3357
MCF(N)
X1
44.395MHz
D3
SW
DAN235K
Q18
2SB1386(R)
455kHz
8T
SW
W/N
Q19
INV
DTC114EUA
8TC
Q13
5V
5CT
AVR
IC11
LIPPLE
NJM78L05UA
Q12
Q16
2SB1132(Q,R)
LIPPLE
8R
SW
IC3
Q17
INV
5V
DTC114EUA
AVR
8RC
Q15
2SC4116(GR)
9CLT
LIPPLE
Q14
2SC4116(GR)
9CLR
LIPPLE
CN15
CN16
CN3
+B
IC2
IC1
NJM78L05UA
5V
TMP
TEMP
AVR
Final AMP
Q5
RD60HUF1-01
CM COUPLER
D4
D5
FWD
REV
DET
DET
HSM88AS x 2
VR1
TKR-851
RF AMP
Q1
L4,5
2SC357
L2
Q8
SRR
A3
2SC3356
RX VCO
CVR
VCOA
Q9
VCOB
LPF
2SC3356
Fin
EPR
PLL
IC300
CP
DP
SA7025DK
Q350,351:
2SK508NV(K52)
DC
FCR
TCXO
AMP
D350~353:
IC2
X2
1SV282
NJM4558E
16.8M
A2
TX VCO
2SC3356(R24)
CVT
VCOA
9CLT
MO
LPF
Fin
EPT
PLL
CP
IC300
Q350: 2SK508NV(K52)
DP
SA7025DK
D350,351: 1SV282
FCT
DC
TCXO
AMP
MB
IC1
X3
NJM4558E
16.8M
K1
8V
SW
AVR
IC4
NJM7808FA
PSW
IC10
TA7808F
8V
AVR
IC5
AN8009M
9V
AVR
X45-374 (B/2)
CN5
K1
CN6
Main DC
SW
CN7
BACKUP
BUP
Q9
DTD123EK
CN4
SW
FAB
FAS
TX ANT
RX ANT
CN18
9CLR
Buff
Q11
CN19
ATT
10A
10A
85

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