User Guide
SAMSUNG Proprietary-Contents may change without notice
SGH-D428 Flow Chart of Troubleshooting and Circuit Diagrams
2-12
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D
1
7
D
4
B
F
N
C
L
C
D
C
O
N
N
E
C
T
O
R
6
K
E
Y
P
A
D
E
2
A
N
C
N
C
N
C
N
C
E
I
R
D
A
B
5
3
C
C
N
C
F
7
4
3
8
A
5
2
8
1
6
1
0
0
N
F
C
2
4
0
1
2
1
2
0
K
E
Y
P
A
D
8
R
2
0
9
3
.
3
9
K
E
Y
P
A
D
Z
D
2
0
2
1
2
3
4
5
6
7
R
2
1
6
4
7
K
V
2
1
2
V
2
1
1
R
2
1
7
4
7
K
G
N
D
1
I
N
I
N
2
3
I
N
I
N
4
8
O
U
T
O
U
T
7
6
O
U
T
O
U
T
5
F
2
0
2
9
1
0
P
F
C
2
4
4
R
2
0
3
1
0
0
2
C
2
5
1
8
7
O
U
T
O
U
T
6
5
O
U
T
5
K
E
Y
P
A
D
1
2
F
2
0
3
G
N
D
9
I
N
1
2
I
N
I
N
3
4
I
N
O
U
T
4
7
P
F
C
2
4
8
4
7
P
F
C
2
4
7
R
2
0
6
3
.
3
5
T
X
D
3
6
V
C
C
4
7
P
F
C
2
5
0
L
E
D
2
1
7
7
G
N
D
L
E
D
A
1
2
L
E
D
C
4
R
X
D
S
D
1
2
D
2
0
1
3
K
E
Y
P
A
D
2
2
0
P
F
C
2
4
2
L
E
D
2
1
2
1
2
R
2
1
2
K
E
Y
P
A
D
F
4
C
N
2
0
2
2
A
C
3
G
1
G
4
2
2
1
I
N
I
N
2
3
I
N
I
N
4
8
O
U
T
O
U
T
7
6
O
U
T
O
U
T
5
R
2
0
1
F
2
0
1
9
G
N
D
L
E
D
2
0
2
0
R
2
2
2
1
2
1
0
0
K
L
E
D
2
0
1
7
K
E
Y
P
A
D
R
2
2
1
1
0
0
K
2
2
V
2
1
0
1
2
R
2
1
1
K
E
Y
P
A
D
4
V
C
C
D
0
R
2
2
3
C
2
0
3
V
C
C
D
R
2
2
4
0
V
C
C
B
6
.
3
V
1
0
U
F
V
2
0
9
L
E
D
2
0
3
4
7
P
F
C
2
4
9
R
2
1
4
K
E
Y
P
A
D
6
1
2
6
8
1
0
0
K
R
2
3
3
V
C
C
D
L
E
D
2
0
7
0
R
2
2
5
C
2
4
1
1
0
P
F
V
B
A
T
C
2
5
2
E
R
R
2
5
4
G
N
D
S
D
1
2
3
S
D
2
1
V
I
N
8
V
O
U
T
1
7
V
O
U
T
2
U
2
0
3
E
R
R
1
6
R
2
2
6
4
7
C
2
5
3
N
C
N
C
L
2
0
1
8
2
C
2
5
5
1
0
0
N
F
V
B
A
T
R
2
0
2
L
E
D
2
0
9
L
E
D
2
0
6
C
N
2
0
5
-
1
1
I
N
1
2
I
N
I
N
3
4
I
N
O
U
T
8
7
O
U
T
O
U
T
6
5
O
U
T
F
2
0
4
G
N
D
9
1
K
E
Y
P
A
D
1
2
V
2
0
6
L
E
D
2
1
1
V
2
1
6
V
2
0
7
V
2
0
8
C
2
3
9
1
0
0
N
F
C
2
3
7
1
U
F
8
8
9
9
L
E
D
2
0
4
5
0
5
1
5
1
5
2
5
2
5
3
5
3
5
4
5
4
5
5
5
5
6
6
7
7
4
3
4
3
4
4
4
4
4
5
4
5
4
6
4
6
4
7
4
7
4
8
4
8
4
9
4
9
5
5
5
0
3
6
3
6
3
7
3
7
3
8
3
8
3
9
3
9
4
4
4
0
4
0
4
1
4
1
4
2
4
2
2
9
3
3
3
0
3
0
3
1
3
1
3
2
3
2
3
3
3
3
3
4
3
4
3
5
3
5
2
1
2
2
2
2
2
3
2
3
2
4
2
4
2
5
2
5
2
6
2
6
2
7
2
7
2
8
2
8
2
9
1
4
1
4
1
5
1
5
1
6
1
6
1
7
1
7
1
8
1
8
1
9
1
9
2
2
2
0
2
0
2
1
C
N
2
0
1
1
1
1
0
1
0
1
1
1
1
1
2
1
2
1
3
1
3
V
2
0
5
V
B
A
T
V
2
1
5
F
2
0
9
R
2
3
0
5
1
R
2
3
2
V
B
A
T
7
5
6
8
5
1
R
2
2
9
R
2
0
4
C
2
3
8
L
E
D
2
0
8
5
1
3
3
0
N
F
K
E
Y
P
A
D
8
1
2
R
2
3
1
C
2
0
2
1
0
U
F
6
.
3
V
V
2
1
4
8
C
2
4
3
4
7
P
F
Z
D
2
0
1
1
2
3
4
5
6
7
2
1
0
U
F
C
2
5
4
F
3
K
E
Y
P
A
D
1
2
K
E
Y
P
A
D
2
1
3
.
3
3
9
R
2
0
7
R
2
0
8
1
0
0
3
G
N
D
O
U
T
2
V
C
C
1
R
2
2
8
U
2
0
2
5
R
2
2
0
1
0
0
K
G
N
D
1
I
N
I
N
2
3
I
N
I
N
4
8
O
U
T
O
U
T
7
O
U
T
6
O
U
T
K
E
Y
_
B
L
2
F
2
0
8
9
X
C
S
V
S
Y
N
C
H
S
Y
N
C
C
M
_
C
L
K
K
E
Y
_
B
L
K
E
Y
_
C
O
L
(
0
)
U
P
_
S
C
L
K
T
K
_
S
D
O
U
P
_
S
D
I
T
K
_
C
S
L
C
D
_
A
D
(
0
)
L
C
D
_
A
D
(
2
)
L
C
D
_
A
D
(
4
)
L
C
D
_
A
D
(
6
)
R
S
T
S
C
L
P
W
R
_
O
N
P
E
N
_
I
R
Q
T
K
_
S
D
O
U
P
_
S
D
I
U
P
_
S
C
L
K
K
E
Y
_
R
O
W
(
1
)
K
E
Y
_
R
O
W
(
0
)
K
E
Y
_
R
O
W
(
2
)
K
E
Y
_
C
O
L
(
1
)
K
E
Y
_
C
O
L
(
2
)
K
E
Y
_
R
O
W
(
1
)
K
E
Y
_
R
O
W
(
4
)
K
E
Y
_
R
O
W
(
2
)
K
E
Y
_
R
O
W
(
3
)
K
E
Y
_
R
O
W
(
0
)
K
E
Y
_
C
O
L
(
3
)
K
E
Y
_
C
O
L
(
2
)
K
E
Y
_
C
O
L
(
0
)
F
K
E
Y
_
E
N
S
V
C
_
G
R
E
E
N
V
O
S
C
S
D
A
S
P
K
1
P
L
C
D
_
A
D
(
3
)
L
C
D
_
A
D
(
5
)
L
C
D
_
A
D
(
7
)
V
_
M
O
T
V
I
B
_
E
N
V
_
L
E
D
V
_
M
O
T
K
E
Y
_
R
O
W
(
5
)
C
A
M
_
D
(
4
)
D
I
M
_
E
N
C
A
M
_
D
(
3
)
C
A
M
_
D
(
5
)
P
_
C
L
K
C
A
M
_
D
(
7
)
V
R
E
F
E
R
B
A
C
K
L
I
G
H
T
_
E
N
C
A
M
_
D
(
1
)
C
A
M
_
D
(
6
)
L
C
D
_
A
D
(
1
)
S
V
C
_
R
E
D
S
V
C
_
B
L
U
E
K
E
Y
_
C
O
L
(
1
)
K
E
Y
_
C
O
L
(
0
:
3
)
K
E
Y
_
R
O
W
(
0
:
5
)
F
L
I
P
_
S
N
S
I
R
D
A
_
E
N
I
R
D
A
_
R
X
I
R
D
A
_
T
X
S
P
K
1
N
H
V
D
D
C
A
M
_
D
(
0
)
C
A
M
_
D
(
2
)
H
R
E
F
E
R










