VCC
A6
RFIN1
B6
FREQIN
C1
RFIN2
C6
RFGND
C5
LOOPSW
A2
CP
O
U
T
A1
LO
1
A3
LO
2
A
4
Vc
cV
C
O
A5
SW
PO
R
T
B1
BUS
E
N
C2
V
RE
FD
IG
E
3
CLO
C
K
E2
DATA
E1
DGND
D3
VDD
D1
DGND
D2
INTX
B2
TM
UTE
D6
VA
F
R
E6
VA
F
L
E5
MP
X
O
U
T
E4
AGN
D
B5
TIF
cent
re
D5
IC1
TEA5760UK
C8
47pF
C7
27pF
C6
100pF
L1
120nH
C10
103
C13
104
C16
103
R15
10K
R18
100K
C11
103
L7
39nH
SW
1
BUS_
E
N
A
B
L
E
R19
10R
C17
103
C15
103
SCL
SDA
INTX
C12
104
R22
330
C18
47uF
+5V
3.0V
3.0V
MPX
C5
224
C4
224
Q2
9014
Q3
9014
R4
4.7K
R5
4.7K
R3
1M
R1
47
R13
1K
R14
1K
C1
22uF
C2
224
C3
224
R2
1M
+5V
LOUT
ROUT
DZ1
3.6V
R6
4.7K
C19
47uF/6.3V
ROUT
LOUT
SGND
+5V
SCL
SDA
SGND
1
2
3
4
5
6
7
8
CN1
8P
L5
600R
L4
600R
RFI
N
R8
68k
CLOCK
X1
32.768K
R12
1M
C20
12pF
C21
39pF
C14
10pF
C9
104
R11
10M
R16
10K
CLOCK
3.0V
L8
10uH
Q1
8050
1A
1
GND
2
2A
3
2Y
4
VCC
5
1Y
6
IC2 74HC2G04
C22
22uF
C23
100pF
C24
22uF
C25
223
Tuner Board -- Circuit Diagram
7-1
7-1
Summary of Contents for MCD712
Page 11: ...3 1 3 1 Software Version Check Upgrading 2 2 ...
Page 16: ...Tuner Board Layout Diagram 7 2 7 2 ...
Page 18: ...8 2 8 2 VFD Display Board Layout Diagram ...
Page 20: ...9 2 9 2 Power Board Circuit Diagram ...
Page 21: ...9 3 9 3 Power Board Circuit Diagram ...
Page 22: ...10 2 10 2 Power Board Layout Diagram 9 4 9 4 ...
Page 30: ...Decoder Board Layout Diagram 11 7 11 7 ...