Akai QX-D3305, Service Manual

Page: 21 / 26

BLOCK DIAGRAMS
TUNER & POWER AMP. SECTION
A
M
/F
M
T
U
N
E
R
S
Y
S
T
E
M
I
C
1
0
1
T
A
2
1
4
9
B
N
2
4
2
3
2
1
2
0
1
9
1
1
1
2
1
4
5
7
8
1
0
C
F
1
0
1
C
F
1
0
3
C
F
1
0
2
A
M
O
S
C
T
1
0
2
V
D
1
0
4
F
M
O
S
C
L
1
0
1
V
D
1
0
1
A
M
R
F
L
1
0
6
T
C
1
0
1
F
M
R
F
L
1
0
2
T
C
1
0
2
F
M
A
N
T
.
F
U
N
C
T
IO
N
S
W
.
IC
5
0
1
B
U
4
0
5
2
B
C
1
5
2
1
0
9
1
3
3
1
2
1
4
1
1
5
1
4
1
6
CD -R
CD -L
T A PE -R
T A PE -L
F
U
N
C
-R
F
U
N
C
-A
Q
1
0
8
Q
5
0
6
,5
0
7
3 2 1
3 2 1
P
L
L
IC
4
0
1
T
C
9
2
5
7
P
1
9
1
4
1
3
3
4
5
1
2
1 2 3 4
9
V
C
N
1
0
1
Q
1
0
2
Q
1
0
3
V
O
L
U
M
E
C
O
N
T
R
O
L
IC
5
0
2
T
C
9
2
6
0
P
1
4
3
1
5
2
1
6
1
0
9
8
V
O
L
-C
E
V
O
L
-D
A
T
A
V
O
L
-C
L
K
P
O
W
E
R
A
M
P
I
C
3
0
1
B
A
5
4
1
5
A
8 5
1
0 2
H
E
A
D
P
H
O
N
E
J
A
C
K
J
K
3
0
1
1 2 3 4
R
E
G
U
L
A
T
O
R
Q
3
0
7
Q
3
0
8
IC
3
0
9
7
8
0
6
R
E
G
U
L
A
T
O
R
Q
3
0
9
,3
1
0
R
E
C
T
IF
IE
R
D
9
0
1
~
D
9
0
4
R
E
C
T
IF
IE
R
D
9
0
5
~
D
9
0
8
T
R
A
N
S
F
O
R
M
E
R
1
1
9
Z
D
1
0
6
+
-
9
V
6
V
Z
D
1
0
5
Z
D
1
0
7
L
R
A
U
X
IN
T
1
0
3
RE C-R
RE C-L
C
O
N
2
C
O
N
3
0
4
J
K
3
0
2
R
1
2
0
CD & DISPLAY SECTION
C
P
U
IC
1
T
A
9
4
A
0
9
F
2
3
2
5
2
3
3
9
3
2
3
1
2
0
2
1
4
1
4
2
2
6
2
7
2
8
3
3
4
0
4
6
3
4
3
5
3
6
3
7
7
2
7
1
6
7
6
6
6
3
6
2
6
1
5
9
5
7
5
3
1
0
0
9
9
9
8
9
7
8
6
8
2
8
4
1
5
1
4
1
3
1
2
1
1
1
0
9 8 7 6 5 4 3 2 1
1 2 3 4 5
K
E
Y
M
A
T
R
IX
1 2 3 4 5
1 2 3 4 5
Q
1
,Q
5
L
C
D
D
IS
P
L
A
Y
IC
2
T
A
2
1
5
3
1
6
1
7
2
0
2
2
2
4
2
5
1
5
9 8 7 6 5 4 3 1
D
R
II
V
E
R
IC
3
T
A
2
0
9
2
N
2
3
2
1
2
0
1
7
1
6
1
4
1
5
1
9
2
2
2
4
5
8
9
1
1
6 5 4 3 2 1
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
1 2 3 4 5
1 2 3 4 5
M
+
-
Q
9
3
Q
9
4
Q
9
1
Q
9
2
V
C
C
Q
2
Q
6
Q
7
1
2
3
4
5
C
D
+
5
V
C
D
+
5
V
C
O
N
4
C
O
N
1
C
O
N
2
C
D
+
5
V
CN 3
CN H3
D
O
O
R
O
P
E
N
D
O
O
R
C
L
O
S
E
C
N
1
C
N
2
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