J
K
L
M
N
O
P
Q
R
S
I
H
G
F
E
D
C
B
A
1
2
3
4
5
6
7
8
9
10
11
12
13
14
1
2
3
4
5
6
7
8
9
10
11
12
13
14
C37
C48
C51
C53
C58
C59
C60
C210
C211
C212
C213
C64
C216
C66
C217
C67
Q16
B
C
E
Q17
C74
C76
A1
Q26
Q27
D1
A9
D2
F1
TX
XF1
XF2
CN14
CN15
CN16
CN18
CN19
1
GND
NC
8T
PC
FAS
PDT
BUP
TMP
8
R110
R111
K1
R112
L2
L3
L5
L6
L7
R128
R129
R137
R138
R139
L14
L15
1
2
L16
L17
SRR
STT
SOE
CK
QS
STB4
5CR
LD2
DT
FCR
R140
L18
R141
L19
R142
L20
1
3
E
B
B
L24
IC4
IG
O
IC5
O
G
I
IC9
1
10
11
20
CF1
WIDE
CF2
NARROW
C124
C125
L41
C136
C137
Q4
C138
C139
R30
R31
R32
C144
C147
R41
R44
R45
R46
C158
C159
R196
R197
R198
R50
C160
C161
R54
R57
R60
R61
C171
R62
C172
R63
C173
1
35
2
36
NC
NC
ASQ
SC
CP
EPT
LDT
CK
FWD
BUP
TMP
GND
MO
GND
NC
SB
SB
8C
DET
GND
RSSI
DP
EPR
LDR
DT
STB
LD2
PSW
SOE
MB
GND
QS
SB
SB
NC
8C
C174
R65
R69
R70
CN1
CN2
CN3
CN4
X1
1
2
IC10
I
O
G
PSW
SB
8CR
+
MO
WIDE
NARROW
A5
A6
A7
A8
A4
FCT
9V
+
+
+
A10
+
TP102
TX CV
8CT
+
+
+
+
+
TP101
RX CV
8CR
LDR
EPR
DP
CP
FCT
CP
CP
EPT
LDT
A2 : TX VCO (X58-479)
A3 : RX VCO (X58-478)
GND2
VO
FIN
5C
LDR
EPR
DP
CP
REF
GND1
SRR
8CL
CV
9CL
NC
GND2
VO
FIN
5C
LDT
EPT
DP
CP
REF
GND1
STT
8CL
CV
9CL
MO
J72-0923-19 A/2
TKR-750
PC BOARD
TX-RX UNIT (X57-695X-XX) (A/2) 0-11 : K 0-12 : K2 2-70 : E
Component side view (J72-0923-19 A/2)
TX-RX UNIT (X57-695X-XX) (A/2) 0-11 : K 0-12 : K2 2-70 : E
Component side view (J72-0923-19 A/2)
PC BOARD
TKR-750
Component side
Foil side
Layer 1
Layer 2
Layer 3
Layer 4
Ref. No. Address
IC4
11B
IC5
10I
IC9
7D
IC10
11I
Ref. No. Address
Q4
9F
Q16
10K
Q17
10K
Q26
8E
Ref. No. Address
Q27
9F
D1
7J
D2
7F