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SGH-X140 Flow Chart of Troubleshooting
2-
3
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C419
C417
C418
C430
C434
C429
C436
12
7
TXQP
6
D
D
V
9
D
D
V
32
26
N
E
X
NI
X
8
T
U
O
X
27
10
N
D
P
_
N
E
S
_
2
RXIP
RXQN
1
P
Q
X
R
28
K
L
C
S
13
14
I
D
S
O
D
S
11
TXIN
5
4
TXIP
TXQN
18
RFIGN
21
RFIGP
20
RFIPN
17
16
RFIPP
D
O
F
R
22
G
O
F
R
23
3
RXIN
29 30
D
N
G
31
D
N
G
33
D
N
G
34
D
N
G
GND
35
GND
36
19
RFIDN
RFIDP
U404
1
G
AI
D
24
2
G
AI
D
25
15
GND
D
N
G
C431
VRF
GSM_LNA_IN_N
DCS_LNA_IN_P
DCS_LNA_IN_N
DPCS_PAM_IN
SERLE
SI_EN
13MHZ_SI
CLK13M_RF
XOENA
SERDAT
SERCLK
RXTXQP
RXTXQN
RXTXIP
RXTXIN
GSM_LNA_IN_P
GSM_PAM_IN
R423
C442
R424
C449
R422
VRF
C443
1
T
V
OSC401
2
GND
3
OUT
VCC
4
AFC
CLK13M_RF