09-GT-S3650-TSHOO_6.pdf
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E:\User Guide\SVC MANUAL\수출 SV...
9. Flow Chart of Troubleshooting
9-1. Power On
' Power On ' does not work
Yes
Check the current
consumption more than
100mA
No
Download again
Yes
Check the VBAT
more than 3.3V
No
Check the Battery
Yes
No
C300(VBAT)=3.0V?
Check the related circuit
Yes
①
Check the MEM_1.8V of U300
is more than 1.8V
1.8V
No
Check the
U300
and
L300
Yes
Check U300
3.0V_DIG =3.0V
3.0V_ANLG =3.0V
1.2V_ANLG =1.2V
②
No
Check the
U300
and
C324, C323, C315
Yes
No
③
Check CLK32K
Freq =32KHz
Check the clock
32KHz_DIGIT
Yes
Check the initial operation
Yes
END
9-1
SAMSUNG Proprietary-Contents may change without notice
This Document can not be used without Samsung's authorization
Flow Chart of Troubleshooting
X
AA
SBI
A
1
3
_
V
X
O
V
B
A
T
C
3
2
V
V
R
F
R
3
2
V
U
S
B
O
T
G
C
3
3
C
C
3
4
C
C
C
E
C
Q
3
0
B
D
C
_
I
_
V
C
3
8
H
0
C
C
P
T
P
3
0
F
J
1
G
P
1
T
G
H
D
P
O
N
K
Y
P
N
K
E
T
P
0
1
G
G
P
2
L
3
V
L
O
3
V
_
I
H
B
1
A
N
A
T
E
S
T
1
V
S
R
B
A
T
V
B
A
T
J
A
N
A
T
E
S
T
2
V
S
R
F
B
B
2
A
1
V
I
S
R
G
N
D
L
3
0
C
A
2
C
D
T
E
S
0
V
I
S
R
L
1
V
_
E
M
D
T
E
S
1
A
8
V
L
D
O
3
V
_
N
L
F
A
7
D
_
I
V
L
D
O
2
V
_
A
M
_
H
L
8
D
_
O
U
T
V
A
U
X
L
D
O
C
A
M
_
O
R
E
_
1
V
L
9
V
A
U
X
L
D
O
3
V
_
I
B
1
F
G
S
N
S
1
A
1
L
6
F
G
S
N
S
2
V
M
S
L
D
O
2
V
L
C
D
L
7
V
M
S
L
D
O
3
V
_
S
B
_
N
V
R
A
A
1
P
C
P
C
1
T
P
3
2
C
E
1
0
C
L
K
_
E
Q
P
C
2
V
B
S
1
E
1
1
U
3
0
V
B
S
2
T
P
0
3
A
P
M
W
L
E
1
J
L
4
P
M
W
L
E
2
V
H
C
L
D
O
L
5
3
V
_
M
P
1
V
H
C
L
D
O
3
V
_
D
G
J
4
S
T
A
T
1
V
H
C
L
D
O
1
S
N
S
G
J
5
S
T
A
T
2
V
H
C
L
D
O
2
S
N
S
J
B
4
N
T
C
V
L
V
L
D
O
1
V
_
N
L
K
B
3
N
T
C
_
I
S
V
L
V
L
D
O
1
V
_
R
F
K
1
N
T
C
_
G
N
D
R
3
D
A
9
B
B
_
R
E
S
E
T
R
E
S
E
V
S
L
O
S
V
C
C
C
0
9
K
1
R
E
F
B
P
V
C
S
R
L
L
2
L
3
0
1
V
V
C
O
R
E
L
1
K
2
R
E
F
B
P
_
G
N
D
V
S
R
F
B
K
1
V
C
S
R
B
A
T
V
B
A
T
C
L
3
2
H
C
L
K
3
V
C
S
R
G
N
D
L
1
C
3
0
D
E
1
X
T
A
L
V
D
S
C
H
G
R
C
J
1
X
T
A
L
O
V
B
B
A
T
B
A
C
K
U
P
G
1
V
B
F
B
R
3
0
D
1
U
G
N
D
V
B
S
B
U
S
F
1
1
D
1
V
B
S
B
U
S
V
B
U
S
T
P
0
4
C
1
A
C
C
_
E
T
D
A
C
D
B
0
P
M
U
_
Q
N
T
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C
E
1
C
3
1
O
S
C
3
0
S
C
L
E
S
C
L
N
C
2
S
D
A
S
D
A
N
C
C
3
1
2
C
3
C
3
2
C
3
C
3
2
5
C
3
7
C
3
8
C
3
1
C
3
5
C
3
1
C
3
7
C
3
1
C
3
9
C
3
C
3
1
C
3
C
3
C
3
4
C
3
3
P
M
U
9-2
SAMSUNG Proprietary-Contents may change without notice
This Document can not be used without Samsung's authorization
0
0
3
0
4
3
2
1
2
N
3
9
4
3
9
2
1
1
M
0
9
3
1
2
9
0
0
2
1
1
1
1
0
4
1
3
3
2
3
2
6
8
2
2
2
4
Flow Chart of Troubleshooting
9-2. Initial
Initial Failure
Yes
U300
pin D2 (RESET/)="H"?
(check the test point)
No
Check the circuit related to reset
Yes
Check the 16bit data signal
& memory CE
Yes
END
9-3
SAMSUNG Proprietary-Contents may change without notice
This Document can not be used without Samsung's authorization
Flow Chart of Troubleshooting
X
AA
SBI
A
1
3
_
V
X
O
V
B
A
T
C
3
2
V
V
R
F
R
3
2
V
U
S
B
O
T
G
C
3
3
C
C
3
4
C
C
C
E
C
Q
3
0
B
D
C
_
I
_
V
C
3
8
H
0
C
C
P
T
P
3
0
F
J
1
G
P
1
T
G
H
D
P
O
N
K
Y
P
N
K
E
T
P
0
1
G
G
P
2
L
3
V
L
O
3
V
_
I
H
B
1
A
N
A
T
E
S
T
1
V
S
R
B
A
T
V
B
A
T
J
A
N
A
T
E
S
T
2
V
S
R
F
B
B
2
A
1
V
I
S
R
G
N
D
L
3
0
C
A
2
C
D
T
E
S
0
V
I
S
R
L
1
V
_
E
M
D
T
E
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1
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8
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O
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A
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_
O
U
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A
U
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O
C
A
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_
O
R
E
_
1
V
L
9
V
A
U
X
L
D
O
3
V
_
I
B
1
F
G
S
N
S
1
A
1
L
6
F
G
S
N
S
2
V
M
S
L
D
O
2
V
L
C
D
L
7
V
M
S
L
D
O
3
V
_
S
B
_
N
V
R
A
A
1
P
C
P
C
1
T
P
3
2
C
E
1
0
C
L
K
_
E
Q
P
C
2
V
B
S
1
E
1
1
U
3
0
V
B
S
2
T
P
0
3
A
P
M
W
L
E
1
J
L
4
P
M
W
L
E
2
V
H
C
L
D
O
L
5
3
V
_
M
P
1
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C
L
D
O
3
V
_
D
G
J
4
S
T
A
T
1
V
H
C
L
D
O
1
S
N
S
G
J
5
S
T
A
T
2
V
H
C
L
D
O
2
S
N
S
J
B
4
N
T
C
V
L
V
L
D
O
1
V
_
N
L
K
B
3
N
T
C
_
I
S
V
L
V
L
D
O
1
V
_
R
F
K
1
N
T
C
_
G
N
D
R
3
D
A
9
B
B
_
R
E
S
E
T
R
E
S
E
V
S
L
O
S
V
C
C
C
0
9
K
1
R
E
F
B
P
V
C
S
R
L
L
2
L
3
0
1
V
V
C
O
R
E
L
1
K
2
R
E
F
B
P
_
G
N
D
V
S
R
F
B
K
1
V
C
S
R
B
A
T
V
B
A
T
C
L
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2
H
C
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3
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C
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C
J
1
X
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A
L
O
V
B
B
A
T
B
A
C
K
U
P
G
1
V
B
F
B
R
3
0
D
1
U
G
N
D
V
B
S
B
U
S
F
1
1
D
1
V
B
S
B
U
S
V
B
U
S
T
P
0
4
C
1
A
C
C
_
E
T
D
A
C
D
B
0
P
M
U
_
Q
N
T
N
C
E
1
C
3
1
O
S
C
3
0
S
C
L
E
S
C
L
N
C
2
S
D
A
S
D
A
N
C
C
3
1
2
C
3
C
3
2
C
3
C
3
2
5
C
3
7
C
3
8
C
3
1
C
3
5
C
3
1
C
3
7
C
3
1
C
3
9
C
3
C
3
1
C
3
C
3
C
3
4
C
3
3
P
M
U
9-4
SAMSUNG Proprietary-Contents may change without notice
This Document can not be used without Samsung's authorization
0
0
3
0
4
3
2
1
2
N
3
9
4
3
9
2
1
1
M
0
9
3
1
2
9
0
0
2
1
1
1
1
0
4
1
3
3
2
3
2
6
8
2
2
2
4
Flow Chart of Troubleshooting
9-3. Charging Part
Abnormal charging part
Yes
Check the U300 pin H11
No
Check the circuit related to
V_EXT_CHARGE
>5.0V
Yes
TP304 pin (ACC_DET)
No
Check the circuit related to
AUX_ON signal
="L"?
Yes
Check the U300 pin K11
No
Resolder or replace U300
≒
1.25V
Yes
END
9-5
SAMSUNG Proprietary-Contents may change without notice
This Document can not be used without Samsung's authorization
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