Tx-Rx Unit (X57-6260-Xx) (B/2) - Kenwood TKR-750 Service Manual

Vhf fm repeater
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A
B
C
D
TKR-750
PC BOARD VIEW
1
TX-RX UNIT (X57-6260-XX) (A/2) -10 : K,E -11 : K2 Foil side view
2
R15 R16
3
GND2
R106
R148
VO
R159
D8
R17
C167
4
5
4
+
FIN
C25
IC1
5C
+
C24
8
1
LDT
R151
+
C85
EPT
R152
R78
5
DP
R153
CP
R154
X3
REF
L27
+
6
7
C95
Q9
R92
R91
R97
B
Q8
R160
C91
R98
C
C92
E
C97
R94
GND2
8
R100
L25
C93
C98
L26
VO
R93
R99
L32
FIN
9
5C
LDR
R155
EPR
R156
DP
R157
10
CP
R158
C84
X2
REF
L28
+
11
12
Ref No. Address
Ref No. Address
Ref No. Address
IC1
4C
IC11
6E
Q6
IC2
10E
Q1
3N
Q7
IC3
10E
Q2
7K
Q8
13
IC6
9K
Q3
7O
Q9
IC7
9L
Q5
9N
Q10
67
14
E
F
G
H
L40
Q20
C18
C127 +
C129
R121
Q13
C123
GND1
C120
R122
STT
C131
8CL
C86
+
CV
R87
9CL
MO
Q15
Q19
R130
C133
R6
C135
R125
C141
+
+
R104
L31
L30
L29
C100
C110
C108
C113
R22
C106
C126 +
GND1
C128
R120
Q12
C122
SRR
C121
8CL
R123
C88
CV
C130
R88
9CL
5
4
IC2
NC
Q14
C142
8
1
C132
C134
R126 R124
C140
+
Ref No. Address
Ref No. Address
Ref No. Address
9N
Q11
3C
Q18
5E
Q25
9R
11P
Q12
9G
Q19
5F
D3
7R
8C
Q13
4G
Q20
2F
D4
8R
8D
Q14
10G
Q23
3D
D5
11O
3N
Q15
5G
Q24
9S
D7
9S
I
J
K
L
C17
C16
C14
C13
R34
C41
C31
R43
C33
C32
R40
R35
C34
R39
R38
L13
C40
C36
R42
C163
C155
C154 +
Ref No. Address
D8
3D
D11
10N
D12
9R
68
M
N
O
P
R4
Q1
C10
E
C
B
L8
C5
C11
R1
C4
C3
Q10
R11
R5
C199
L33
L23
C61
C198
R51
C65
+
C69
R8
C70
C52
C197
R150
C73
R66
R67
Q7
C75
C77
R64
C78
R68
D5
C72 +
C71
Q
R
S
J72-0757-01 A/2
C1
R161
+
Component side
Pattern 1
Pattern 2
Pattern 3
Pattern 4
Foil side

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