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SAMSUNG Proprietary-Contents may change without notice
Flow Chart of Troubleshooting
9-36
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C207
R204
R202
R203
C206
C201
C202
C204
C200
VDD_RX_TX_2.8V
VDD_SYN_2.8V
C209
X
O
U
T
35
XTAL1
34
XTAL2
1
9
_
P
D
N
_
R
E
S
9
1
_
S
E
N
C208
3
S
D
IO
2
33
VDD1
VDD2
32
11
VDD3
12
VDD4
VDD5
16
VIO
10
30
XDIV
36
XEN
XMODE
29
8
R
F
IA
N
2
7
R
F
IA
P
2
6
R
F
ID
N
2
3
2
2
R
F
ID
P
2
5
R
F
IE
N
2
4
R
F
IE
P
R
F
IP
N
2
1
2
0
R
F
IP
P
17
RFOH
RFOL
15
S
C
L
K
B
IN
B
IP
7
B
Q
N
4
5
B
Q
P
GND
28
GND1
37
18
NC
3
9 NC1
NC2
3
8
13
RAMPIN
RAMPOUT
14
VDD_IO_LOW_1.8V
U200
AFC
31
6
VDD_RX_TX_2.8V
R200
C203
R201
C211
560PF 50V
C210
560PF 50V
1005
R205
1005
C205
M_GSM_RX_N
M_RAMP
RFIC_RESET
GSM_REF_ON_PMU
M_DCS_TX
RFIC_RESET
M_PCS_RX_P
CLK26M_REF_M
CLK26M_GSM_RF
M_GSM_TX
M_PCS_RX_N
M_PA_RAMP
M_DCS_RX_P
M_DCS_RX_N
M_GSM_RX_P
POWER_DOWN_4221
M_RX_TX_IP
M_RX_TX_IN
M_RX_TX_QP
M_RX_TX_QN
M_RF_DATA
M_RF_CLK
M_RF_EN
1
0
1
T
N
A
0
0
1
T
N
A
C1
05
C1
09
C
1
1
0
C
1
1
6
C121
C122
C1
23
C1
27
C1
28
C1
30
C
1
3
1
C
1
3
2
C
1
3
3
C
1
3
4
C
1
3
5
C136
C1
37
C1
38
C1
39
C140
C141
L1
01
L
1
0
4
L
1
0
8
L
1
0
9
L111
MO
D1
00
PA
M1
00
R
1
0
0
R101
R
1
0
4
R
1
0
5
R
1
0
6
R
F
S
1
0
0
TA100
U1
01
U
1
0
2
U1
04