Advertisement
Flow Chart of Troubleshooting
VREG_RFRX1_2.1V
C212
C213
C214
VREG_RFRX2_2.7V
C218
C219
VREG_RFRX1_2.1V
R211
C200
C207
ground
R200
C215
1
VDDA2
2
RTR6280_TCXO
TCXO
3
VDDA1
4
VDDA1
C217
5
VTUNE1
6
VDDA1
7
VDDA2
8
NC
9
NC
TP200
10
VDDA1
11
RX_QP
PRX_QP
12
RX_QM
PRX_QN
13
RX_IM
PRX_IN
14
RX_IP
PRX_IP
15
NC
16
NC
17
NC
SSBDT_RTR
R212
C227
C228
C230
C231
C229
VREG_RFRX2_2.7V
C234
C235
C236
C237
RF TRANSCEIVER
C119
L111
L112
C121
UMTS_ANT
VBATT
TA100
C126
R107
C128
C129
R109
SAMSUNG Proprietary-Contents may change without notice
This Document can not be used without Samsung's authorization
C201
UMTS2100_TX
C208
DCS1800_PCS1900_TX
C209
EGSM900_TX
C210
C255
PWR_DET
PDET_IN
C216
51
GCELL_INN
50
GCELL_INP
49
EGSM_INN
GSM_RXM_900
48
EGSM_INP
GSM_RXP_900
47
DCS_INN
DCS_RXM
46
DCS_INP
DCS_RXP
45
GPCS_INN
PCS_RXM
44
U202
GPCS_INP
PCS_RXP
U202
43
NC
42
NC
41
NC
40
NC
39
NC
38
C220
WPRXSE1
37
NC
36
WPRXSE2
UMTS_RX_2100
35
WPRXSE1_OUT
C226
VREG_MSMP_2.6V
C232
C233
C120
C122
DCS|PCS_OUT
9
8 GSM_OUT
U102
GND
31
GND
30
GND
29
GND
28
GND
27
GND
26
GND
25
GND
24
GND
23
VBATT
GND
4
22
GND
21
U102
GND
20
GND
6
VRAMP
19
GND
3
TX_EN
18
GND
2
BAND_SEL
17
GND
16
GND
15
GND
14
GND
13
C130
GND
12
GND
11
GND
10
GND
5
DCS|PCS_IN
1
7
GSM_IN
2G PAM
10-32
VREG_RFRX1_2.1V
C202
C203
C204
C205
C206
VREG_RFRX2_2.7V
C211
F200
C221
3
OUT
1
L200
IN
OUT 4
G
G
C222
2
5
L201
C225
UMTS_RXM_2100
UMTS_RXP_2100
Advertisement
