Table of Contents
Advertisement
4. TROUBLE SHOOTING
TP1
ANT100
ANT101
ANT102
SW100
C199
G2
ANT
RF
G1
6.8p
KMS-512
C101
L104
0.75p
8.2nH
C106
33p
TP2
C151
33p
L123
R126
22nH
0
Bias1
FL104
SFXG50KC701
8
11
ANT
TX_1950MHZ
5
3
RX_2140MHZ
GND3
4
GND4
1
6
GND1
GND5
2
7
GND2
GND6
9
GND7
13
10
PGND
GND8
12
GND9
C166
12p
TP3
L134
R138
0
2.2nH
C178
0.5p
L101
7.5nH
C102
C103
0.1u
10p
R101
0
R102
0
R103
0
23
1
GND6
GND1
22
2
ANT
RX2
21
3
GND5
RX3
20
4
TRX
RX4
U100
19
5
GND4
RX1
18
6
NC9
GND2
17
7
CXG1190AEQ
NC8
NC1
16
8
NC7
NC2
15
9
NC6
NC3
14
10
NC5
NC4
C153
L124
4.7u
VREG_W_PA
8.2nH
12
IS100
VCC21
11
VCC22
ESI-3EAR1.950G01-T
10
C157
VCC23
9
OUT
IN
RF_OUT
GND5
GND1
18p
GND4
GND2
GND3
L127
C158
0.5p
NA
PA_ON
VREG_RFTX_2.85V
TR100
L128
UMC4N
4.7nH
FL105
B7827
2
3
R134
G1
O1
1
C170
IN
G2
O2
0
NA
5
4
C174
1p
L131
1.8nH
L132
4.7nH
L133
100nH
RX_IP
C179
680p
RX_IM
RX_QP
RX_QM
VREG_RFRX_1_2.85V
VREG_TCXO_2.85V
- 84 -
VREG_RFRX_0_2.85V
FL105
ANT_SEL0
ANT_SEL1
ANT_SEL2
R134
0
C174
1p
L131
1.8nH
RF5198
C150
SMPY0009601
1000p
VREG_RFTX_2.85V
C154
1
RF_IN
2
GND
U104
8.2p
3
VMODE
4
VREG
C159
0.01u
R1295.1K
HDET1
R130
R131
C165
10K
15K
0.01u
L129
10nH
C168
NA
C176
L130
10p
C175
10nH
0.1u
13
PLNA_OUT
14
ILNA_OUT
15
PLNA_BIAS
16
PLNA_IN
U105
17
ILNA_BIAS
18
ILNA_IN
RFR6250E
19
VDDRF3
20
RX_IP
21
RX_IM
22
RX_QP
23
RX_QM
24
VDDA2
C182
C183
0.1u
100p
C184
C188
C189
C185
10u
0.1u
5p
R140
0.01u
0
R141
3.3K
C190
(PPS)
(2012)
C191
3.9n
470p
R142
4.7K
(1%)
L128
4.7nH
L129
B7827
10nH
2
3
G1
O1
1
C170
IN
G2
O2
NA
C168
NA
5
4
L130
10nH
L132
4.7nH
TP4
C155
5.6p
L126
3.9nH
C172
C171
0.1u
10p
49
PGND
48
GLNA_BIAS
47
GLNA_IN
R137
46
R_BIAS
45
11K
VDDA8
(1%)
44
SBST
43
SBDT
42
SBCK
41
VDDM
40
GRX_IP
39
GRX_IM
C180
38
GRX_QP
10p
37
GRX_QM
C187
C186
0.1u
10p
(1%)
Advertisement
Table of Contents
Troubleshooting
