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SAM SUNG Proprietary-C ontents may change without notice
SGH-I700 Flow Chart of Troubleshooting
2-3
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2. Initial part
Check the "nRESET_IN"
signal at the pin 2 of
U109 is "High"
Initial Failure
Check the U110
END
No
Yes
Check the
"nGPIO_RESET" at the
pin 1 of Q101 is "High"
Yes
Check the R125
Check the
"SOFTWARE_RESET" at
the in 1 of Q101 is
"High"
Download again
Yes
No
No
Check the connections and initialization
using Factory Test Program
Yes
Yes
Check LCD connector CN503,
and resolder bridge
Yes
3
4
2
3
1
S
W
1
0
1
1
2
Q
1
0
5
-
2
D
3
G
5
S
4
Q
1
0
1
R
1
2
5
1
0
0
K
G
N
D
1
R
E
S
E
T
2
3
V
C
C
V
C
C
_
C
P
U
C
1
7
2
1
0
0
N
F
U
1
0
9
V
C
C
_
C
P
U
Q
1
0
2
3
D
1
G
2
S
2
A
1
B
3
G
N
D
5
V
C
C
4
Y
T
C
7
S
3
2
F
U
U
1
1
0
V
C
C
_
C
P
U
C
1
4
3
1
0
0
N
F
C
1
4
1
n
R
E
S
E
T
_
I
N
n
P
O
W
E
R
n
G
P
I
O
_
R
E
S
E
T
n
3
2
V
D
E
T
n
G
P
I
O
_
R
E
S
E
T
S
O
F
T
W
A
R
E
_
R
E
S
E
T
1
0
0
N
F