Bluetooth Interface - LG GD330 Service Manual
Hide thumbs
Also See for GD330:
- User manual (242 pages) ,
- Service manual (23 pages) ,
- User manual (63 pages)
Table of Contents
Advertisement
3. TECHNICAL BRIEF
3.5. Bluetooth Interface
3.5.1 Bluetooth Circuit on the Sub-Board
V
C
4
4
5
R
4
0
6
D
I N
D
7
B
T
_
C
L
K
_
R
E
Q
O I
0
_
E
X
T
_
C
L
K
_
R
C
6
O I
1
B
7
O I
2
D
5
O I
3
_
S
D
A
A
6
O I
4
C
4
S
Y
S
_
C
L
K
_
E
N
O I
5
C
8
O I
7
B
4
O I
1
4
R
F
O I
_
O
U
T
A
N
A
_
O
U
T
K
A
_
O
U
T
F
7
O I
1
5
_
E
X
T
_
A
1
O I
1
6
G
4
O I
1
7
_
S
C
L
F
2
R
F
O I
_
L
D
O
G
3
O
S
C
_
L
D
O
_
D
2
A
N
A
_
L
D
O
_
H
5
F
_
L
D
O
_
O
U
A
4
B
B
_
L
D
O
_
O
F
8
B
B
_
L
D
O
_
O
R
4
1
0
D
I N
C
4
5
1
C
4
5
2
C
4
5
3
C
4
5
4
C
4
5
5
1
u
1
u
1
u
1
u
1
u
C
o
n
n
e
t c
D
G
LGE Internal Use Only
B
A
T
1
V
8
_
V
O I
C
4
4
3
C
4
4
4
1
u
0
1 .
u
R
4
0
5
1
0
0
K
R
4
0
7
D
I N
E
Q
_
O
U
T
H
1
R
F
P
H
2
R
F
M
C
3
J
T
A
G
_
T
I D
E
6
J
T
A
G
_
T
D
O
B
5
J
T
A
G
_
T
M
S
D
4
J
T
A
G
_
T
C
K
E
5
H
C
_ I
T
X
U
4
0
3
E
4
C
L
K
_
R
E
Q
_
N I
H
C
_ I
R
X
E
8
H
C
_ I
C
T
S
B
R
F
6
3
0
0
E
7
H
C
_ I
R
T
S
E
2
R
4
0
8
_
O
U
T
X
T
A
L
P
_
F
A
S
T
_
C
L
K
_
N I
R
4
0
9
E
1
O
U
T
X
T
A
L
M
C
5
O
U
T
A
U
D
_
N I
A
7
T
A
U
D
_
F
S
Y
N
C
C
7
U
T
1
A
U
D
_
O
U
T
B
6
U
T
2
A
U
D
_
C
L
K
C
4
5
0
D
I N
K
A
_
O
U
T
C
4
5
6
D
I N
N
D
a
n
d
A
G
N
D
n i
h t
e
4
a l
y
r e
B
T
_
D
E
B
U
G
_
T
X
D
<Fig.14> BT schematic
L
F
B
2
1
2
F
L
4
L
4
1
2
1
8 .
n
H
B
1
C
4
4
6
5
G
2
6
B
2
1
5 .
p
7
L
4
1
4
1
8 .
n
H
B
T
_
R
X
D
A
N
A
_
O
U
T
B
T
_
T
X
D
B
T
_
R
T
S
B
T
_
C
T
S
3
9
0
B
T
_
C
L
K
D
I N
M
C
S
1 I
_
D
O
U
T
M
C
S
1 I
_
S
Y
N
C
M
C
S
1 I
_
D
N I
M
C
S
1 I
_
B
C
L
K
- 30 -
Copyright © 2009 LG Electronics. Inc. All right reserved.
R
F
O I
_
O
U
T
G
4
5
B
A
1
A
2
3
4
T
E
M
P
0
1
A
N
T
L
4
1
3
1
0
0
p
U
B
F
E
E
D
3
N
C
_
D
C
2
N
C
1
A
C
S
2
C
4
4
7
C
4
4
8
C
4
4
9
1
p
D
I N
1
0
0
p
Only for training and service purposes
4
0
0
D
U
M
M
Y
1
D
U
M
M
Y
2
4
5
0
H
B
B
K
F
3
Advertisement
Table of Contents
Troubleshooting
