![background image](http://html1.mh-extra.com/html/phonic/mq-3229/mq-3229_service-manual_1552870008.webp)
REAR BOARD PCB
Page 7
PHONIC CORPORATION
JK4
JK1
JK2
JK6
C
4
JK5
O
I
G
U3
D
1
D
2
D
3
D
4
D5
D6
D7
D
8
D
9
J
2
3
0
V
J
1
2
0
V
C
1
6
C
1
7
C
1
8
C
1
1
C
3
U
5
U
4
C
1
0
C
9
C6
C
7
C
8
C
1
2
C13
C
1
5
C
1
9
C20
C14
R
3
R
1
R
2
R
1
2
R
4
R
5
R
6
R
7
R8
R9
R10
R11
R20
R19
R
1
8
R
1
7
R
1
6
R
1
5
R
1
3
R
1
4
16
13
11
9
8
6
4
1
RA1
CN1
E
C
B
Q2
E
C
B
Q1
C5
C
N
2
JK3
O
I
G
U1
G
I
O
U2
2
9
0
-
0
3
1
7
0
-
2
0
0
-
0
M
Q
3
2
2
9
R
E
A
R
.
P
C
B
7805
G
N
D
7815
7915
S
W
A
C
2
G
N
D
A
C
1
2
3
0
V
1
2
0
V
REAR BOARD PCB
MQ 3229 SERVICE MANUAL