Advertisement
HIGHBAND_TX_M
LOWBAND_TX_M
PON_PA_M
BAND_SEL_M
PA_RAMP_M
F101
C113
L105
1
LOW_RX_M
IN
L107
F102
C123
L116
1
HIGH_RX_M
UNBAL
L110
RX_TX_QN
RX_TX_QP
RX_TX_IN
RX_TX_IP
REF_ON_PMU
D_REF_CLK
BT_CLK
C101
4
DCS|PCS_IN
6
GSM_IN
23
TX_EN
22
BS
24
VRAMP
25
VLOGIC
C111
GSM850 RX
L103
C112
6
GSM850_OUT
GSM850_OUT 7
C114
GSM900_OUT 8
9
GSM900_OUT
GSM900 RX
L106
C117
C121
DCS RX
L109
BAL1 6
C124
7
BAL1
BAL2 8
9
BAL2
C125
PCS RX
L112
C127
NC
21
TEST_A
22
TEST_B
23
NC
24
NC
25
VDD_BB
26
Q-
27
Q+
28
I-
29
I+
30
C137
OSC100
4
3
1
2
SAMSUNG Proprietary-Contents may change without notice
This Document can not be used without Samsung's authorization
VBAT
C100
19
DCS|PCS_OUT
16
GSM_OUT
PAM100
38
G
37
G
36
G
35
G
L104
C116
C115
C151
VDD_RX_TX_2.8V
C131
US|EGSM_TX
10
PA_VCTRL
9
TX_VCTRL
8
U103
VDD_RF
7
VDD_LO
6
VCO_SYN_REG
5
VDD_SYN
4
VDD_IO
3
DATA
2
CLK
1
C134
RF_EN
VCC_SYN_2.8V
C140
9-25
Flow Chart of Troubleshooting
L117
C106
L118
C108
C109
C110
HIGHBAND_TX_M
L108
LOWBAND_TX_M
C152
C122
VDD_RX_TX_2.8V
C129
VDD_IO_LOW_1.8V
C142
RF_DATA
RF_CLK
VDD_IO_HIGH_2.9V
R107
C146
DPCS_TX_M
GSM_TX_M
PA_RAMP_M
RAMP_M
Advertisement
