
SAMSUNG Proprietary-Contents may change without notice
Flow Chart of Troubleshooting
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9-29
FM_RADIO
FM LNA
R100
ZD106
TP103
C100
1005
R111
R101
1005
VGPIO_2.8V
C124
1005
L119
L100
1005
C102
L105
R107
TP104
L104
R112
1 VCC
7
V
S
S
U100
BIAS-OUT
5
2
CTRL-SW
CURRENT-AD 6
3 RF-IN
RF-OUT 4
ANT100
TP100
C129
22NF
1005
VGPIO_2.8V
16V
1005
C126
C121
1005
C104
C105
S
D
IO
8
16
VA
11
VD
10
V
IO
5 _RST
_SEN
6
NC
20
N
C
23
N
C
N
C
22
R
C
L
K
9
3 RFGND
13
ROUT
7
S
C
L
K
GND
12
GND
4 GND
21
G
N
D
G
P
IO
1
19
G
P
IO
2
18
17
G
P
IO
3
14
LOUT
1
SI4703-B16-GMR
U102
2 FMIP
15
1005
C101
C153
TP102
TP101
LNA_ANT
LNA_EN
LNA_ANT
R_ANT
FM_R
FM_L
AP_READYS
AP_ACD
AP_RDS
AP_CS
AP_DATA
BUS_ENABLE
AP_READY_AUX
32KHz_DIGIT
R209
3
1
2
D200
R206
C228
VANA_2.85V
TH200
R207
EAR_OUT_N|R
W16
EAR_OUT_P|L
W17
GPIO20
W3
GPIO40
W1
INTMIC_IN_P
V19
GPIO41
V1
EXTMIC_BIAS
U18
INTMIC_IN_N
U19
INTMIC_BIAS
T18
AUX_POK
R8
AUXAUD_IN_R
R18
EXTMIC_IN_N
R19
AUXAUD_IN_L
P18
AUXADC1
N16
AUXADC0
M19
GPIO57
J4
GPIO38
H4
GPIO10
H5
GPIO39
J1
LNA_EN
TA_DET
BUS_ENABLE
AP_READY_AUX
AP_CS
FM_L
FM_R
AP_READYS
MIC_BIAS
EAR_MIC_N
MIC_N
MIC_P
EAR_P
JIG_ON
EAR_N
100
B
T
_
R
S
T
1
0
0
C
10
7
C
1
08
C109
C
11
0
C111
C
11
2
C113
C
11
4
C
11
5
C117
C118
C122
C125
C127
C128
C132
C
1
34
C
1
35
C
1
37
C
13
9
C
1
40
C141
C142
C145
C
14
6
C151
C
1
52
C200
C
20
1
C
20
2
C203
C
20
4
C
20
5
C
20
6
C
20
7
C
20
8
C
20
9
C
21
0
C
21
1
C
21
2
C
21
3
C214
C215
C
21
6
C
21
7
C218
C219
C220
C221
C
2
22
C224
C
22
8
C304
C
H
G
_S
W
D200
DCL100
DD100
DU100
F101
FSC100
L
10
2
L
10
6
L107
L1
08
L120
L200
L
20
1
L
20
2
L300
MIC100
O
N
_P
M
U
O
S
C
20
0
O
S
C
20
1
R
1
17
R118
R
1
19
R
13
0
R
13
1
R132
R
20
0
R
2
02
R203
R
20
6
R207
R
20
9
R
21
0
R
21
2
R311
R
3
2
1
R
3
22
R
3
23
SC102
S
C
10
3
SC
104
SC
107
SC
108
S
P
I_
C
L
K
S
P
I_
C
S
SPI_DI
S
P
I_
D
O
SP
I_I
NT
TH200
T
P
20
0
TP
20
1
TP
30
0
T
P
3
01
TP
30
4
TP305
T
P
3
06
U
10
1
U10
3
U
30
2
U
30
5
U310
UCP201
U
M
E
20
1
Z
D
1
0
0
Z
D
1
0
3
ANT100
C100
C101
C
10
2
C104
C105
C
12
1
C
12
4
C
12
6
C129
C153
L100
L1
0
4
L1
05
L119
R100
R101
R107
R
11
1
R
11
2
TP
10
0T
P10
1
TP
10
2
TP
103
TP
10
4
U
1
00
U102
ZD106
Содержание GT-E2120
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