Kenwood NXR-710 Service Manual page 81

Vhf digital base-repeater
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F
CONTROL UNIT (X53-4490-10)
SB
15M
33BU
33M
50M
33A
16M
33M_1
CP1
RK74HB1J334J
ED[18]
ED[21]
ED[22]
ED[23]
CP2
RK74HB1J334J
ED[24]
ED[25]
ED[26]
ED[27]
CP3
ED[0]
RK74HB1J334J
ED[1]
ED[29]
ED[2]
ED[31]
ED[30]
ED[3]
ED[28]
ED[4]
ED[5]
CP4
RK74HB1J334J
ED[6]
ED[2]
ED[7]
ED[0]
ED[8]
ED[1]
ED[4]
ED[9]
ED[10]
CP5
ED[11]
RK74HB1J334J
ED[12]
ED[3]
ED[5]
ED[13]
ED[6]
ED[14]
ED[7]
ED[15]
CP6
ED[16]
RK74HB1J334J
ED[17]
ED[8]
ED[18]
ED[9]
ED[10]
ED[19]
ED[13]
ED[20]
ED[21]
CP7
RK74HB1J334J
ED[22]
ED[14]
ED[23]
ED[11]
ED[24]
ED[15]
ED[12]
ED[25]
ED[26]
CP8
ED[27]
RK74HB1J334J
ED[28]
ED[16]
ED[19]
ED[29]
ED[20]
ED[30]
ED[17]
ED[31]
R3
100k
R4
100k
R5
100k
R6
100k
R7
100k
R8
100k
R9
100k
33M_1
A[21]
CN4
L1
FLASH MEMORY
IC3
E29PL03270TIP
G
SCHEMATIC DIAGRAM
K3
K2
E4
CE3
BE1
G1
CE2
BE0
H2
CE1
J2
CE0
B8
A[0]
D8
A[1]
B7
A[2]
C7
A[3]
A6
A[4]
C6
A[5]
C4
A[6]
C5
A[7]
A4
A[8]
A2
A[9]
C1
A[10]
E1
A[11]
F3
A[12]
F2
A[13]
G4
A[14]
G3
A[15]
F4
A[16]
G2
A[17]
H4
A[18]
H3
A[19]
J4
A[20]
J3
A[21]
C8
D[0]
D7
D[1]
A8
D[2]
B6
D[3]
D6
D[4]
B5
D[5]
D5
D[6]
B4
D[7]
D4
D[8]
B3
D[9]
C3
D[10]
D3
D[11]
E3
D[12]
C2
D[13]
D2
D[14]
E2
D[15]
N3
D[16]
T1
D[17]
R3
D[18]
P4
D[19]
R4
D[20]
T4
D[21]
P5
D[22]
P6
D[23]
P7
D[24]
T7
D[25]
R8
D[26]
T8
D[27]
P11
D[28]
T9
D[29]
T10
D[30]
P10
D[31]
CN8
CN9
CN10
CN11
CN12
CN13
H
DVDD_1
CLKIN
HA[0]
HA[1]/HCNTL1
DSP
IC6
CLKX2
FSX2
R37
10k
R36
100k
C38
1000p
C40
1u
A[16]
G4
D6
A16
VCC1
A[15]
G5
D1
A15
VSS1
G6
C6
DQ3
DQ1
A[9]
H1
C4
SRAM
A9
A5
A[10]
H2
C3
IC9
A10
NC1
A[11]
H3
C1
A11
DQ5
A[12]
H4
B6
A12
DQ0
A[13]
H5
B5
A13
A7
A[14]
H6
B4
A14
A4
A[0]
A[1]
A[3]
A[6]
A[8]
A[2]
I
J
NXR-710
A[0]
A[1]
F15
A[2]
G15
A[3]
H14
A[4]
J14
A[5]
K17
A[6]
HA[6]
J16
A[7]
HA[7]
G14
A[8]
HA[8]
F14
A[9]
HA[9]
E15
A[10]
HA[10]
D15
A[11]
HA[11]
E14
A[12]
HA[12]
A[13]
G17
HA[13]
H16
A[14]
HA[14]
J15
A[15]
HA[15]
K16
A[16]
HA[16]
M15
A[17]
HA[17]
M14
A[18]
HA[18]
N17
A[19]
HA[19]
B16
D[0]
HD[0]
B13
D[1]
HD[1]
B11
D[2]
HD[2]
B15
D[3]
HD[3]
C9
D[4]
HD[4]
C10
D[5]
HD[5]
C11
D[6]
HD[6]
C12
D[7]
HD[7]
C13
D[8]
HD[8]
C14
D[9]
HD[9]
A15
D[10]
HD[10]
D13
D[11]
HD[11]
D12
D[12]
HD[12]
D11
D[13]
HD[13]
D10
D[14]
HD[14]
D9
D[15]
HD[15]
D14
/HDS2
HDS2
B17
/RD
HDS1
C16
/CS3
HCS
M16
R59
0
HBE1
K15
R60
0
HBE0
N15
R61
0
A[20]
HCNTL0
B14
R62
100
/HRDY
HRDY
N14
HINT
C15
/WR
HR/W
N16
R63
0
HMoDE
U7
CLKX0
P9
R64
100
/MCCSXCN
FSX0
R10
R65
100
MCDiCN
DX0
U3
CLKR0
T5
R66
0
/MCCSRCN
FSR0
T6
R67
0
MCDoCN
DR0
U5
CLKS0
R15
R68
0
MCSCKAF
CLKX1
T15
R69
0
/MCCSAF
FSX1
T16
R58
100
MCDiAF
DX1
T3
CLKR1
R2
FSR1
P3
R70
0
MCDoAF
DR1
P2
CLKS1
U8
R71
0
BiCK
R9
R72
0
LRCLK
R73
0
SDTi
CN15
CN16
CN17
C50
0.1u
CN18
CN19
R75
100k
CN20
CN21
AND GATE
IC12
TC7SH08FU-F
1
5
L6
INB
VCC
2
R55
100k
INA
3
4
R77
MCSCKCN
R56
100k
GND
oUTY
150
R54
100k
C47
1000p
3.3V
L5
X53-449 2/6
SB
15M
33BU
33M
50M
33A
33M_1
/HINT
/RST
81

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