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Flow Chart of Troubleshooting
RFS100
RFS101
L123
C100
11
GSM850|900TX
9
GSM1800|1900TX
3
VC1
4
VC2
5
VC3
6
VC4
RFS102
PA_ON_W850
F200
PA_R1
C205
C242
1
4
PAM_RFOUT_W850
IN
OUT
G
G
G
2
3
5
WCDMA850 PAM
1
VDDA2
2
TCXO
3
VDDA1
4
VDDA1
5
VTUNE1
6
VDDA1
7
VDDA2
8
VDDA2
9
VTUNE_GPS
10
VDDA1
11
PRX_QP
12
PRX_QN
13
PRX_IN
14
PRX_IP
15
DRX_QP
16
DRX_QN
17
DRX_IP
VREG_SYNTH_2.7V
L103
L105
12
GSM850RX
13
GSM850RX
L106
14
GSM900RX
15
GSM900RX
L108
16
GSM1800RX
17
GSM1800RX
18
GSM1900RX
L109
19
GSM1900RX
L110
20
UMTS1
21
UMTS2
L111
22
UMTS3
C112
L113
C113
C114
L114
C115
TXR_WCDMA2100
TXR_WCDMA850
TXR_WCDMA1900
V_BAT
R200
PAM200
CPL200
1
VEN
3
9
COUPLING
GND
C204
8
2
OUT 1
IN
RFOUT
4
TERMINATE
RFIN
4
5 VCC1
VCC2 6
11
GND
C125
C126
51
GCELL_INN
50
GCELL_INP
49
EGSM_INN
48
EGSM_INP
47
DCS_INN
46
DCS_INP
45
U100
GPCS_INN
44
GPCS_INP
43
VDDA2
42
GPS_IN
41
C138
WDRXLB
40
C141
WDRXHB1
39
WDRXHB2
38
RTR_W1900_RX
WPRXSE1
37
VDDA2
36
RTR_W2100_RX
WPRXSE2
35
WPRXSE1_OUT
L117
SAMSUNG Proprietary-Contents may change without notice
This Document can not be used without Samsung's authorization
RX_GSM850_N
RX_GSM850_P
RX_EGSM900_N
RX_EGSM900_P
RX_DCS1800_N
RX_DCS1800_P
RX_PCS1900_N
RX_PCS1900_P
PWR_DET
C200
TXR_WCDMA850
DUF200
6
ANT
RX
1
TX
3
8
RX
2 4 5
7
PWR_DET_W1900
PAM_RFOUT_W2100_W1900
PAM_RFOUT_W850
PAM_RFOUT_DCS_PCS
C127
PAM_RFOUT_G850_EGSM
C128
PWR_DET
RX_GSM850_N
RX_GSM850_P
RX_EGSM900_N
VREG_PA_2.1V
RX_EGSM900_P
RX_DCS1800_N
RX_DCS1800_P
RX_PCS1900_N
RX_PCS1900_P
RX_GPS
C139
C140
C142
L115
R114
F100
3
C169
OUT
C144
1
IN
4
OUT
G
G
2
5
R117
F101
3
C170
OUT
L119
1
IN
4
OUT
G
G
2
5
9-60
C143
WCDMA_RXM_1900
C145
WCDMA_RXP_1900
C153
WCDMA_RXM_2100
L120
C155
WCDMA_RXP_2100
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