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SAMSUNG Proprietary-Contents may change without notice
Flow Chart of Troubleshooting
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7-9
SIM_RST
SIM_CLK
SIM_IO
SIM_VCC
C419
V401
+VDD_SLEEP
C417
C406
C413
R405
C418
C420
C421
C408
+VDD_IO_LOW
TP400
BAT400
NEG
POS
_S
IM
R
S
H
C
7
V
IN
T
29
V
S
A
V
E
30
_R
E
C
1
1
44
_SIMRSCD
S
IM
C
K
H
C
8
SIMD3VBAT 40
SIMEN
45
SIMIOCD
42
SIMVCC
41
V
B
A
T
31
V
C
H
G
32
S
C
L
2
SCN
38
SCP
37
S
D
A
3
SIMCKCD
43
NC 53
54
NC
P
W
R
E
N
1
6
P
W
R
E
N
2
5
R
E
F
C
28
GPO2
47
46
GPO3
D3VDD 39
GND 49
50
GND
GND 51
52
GND
GPO1
48
U400
C
H
G
C
U
R
/B
A
T
M
A
X
34
C
H
G
D
R
V
33
C
L
K
32
K
4
C
P
V
B
A
T
36
C
P
V
D
D
35
R401
G
9
10
G
1
2
3
4
5
6
G
7
8
G
SIM400
C409
PON_TX
BU_RST
REF_ON
32KHz_DIGIT
SIMRST
AUX_ON
SIMCLK
SDA
SCL