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Flow Chart of Troubleshooting
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7-31
WCDMA Part
< WCDMA >
OS
C
200
GND
2
OUT
3
4
VC
C
VC
O
N
1
VBAT
T
_4.
2V
L202
C2
2
6
15
GND
RF
IN
2
RF
OUT
8
VC
TL
4
1
V
DD1
5
V
DD2
V
DD3
10
3
GND
GND
16
GND
6
7
GND
9
GND
11
GND
GND
12
13
GND
GND
14
U
201
C244
L204
C
238
C2
1
2
C2
2
4
C
220
VC
C
7
VC
TL
5
C2
3
0
OS
C
201
EN
ABL
E
3
G
2
4
G
G
6
8
G
1
OUT
NC
C245
C
235
3
G2
G3
46
G4
5
IN
2
OU
T
C2
0
2
M
IS201
G1
1
C
229
R
202
R
203
R217
C
219
C236
C
239
C242
C
246
R
211
C243
23
V
DDM
C2
0
7
TC
XO
UM
T
S
_
INM
8
UM
T
S
_
INP
6
4
V
DDA
1
14
VDDA2
17
VDDA3
VDDA4
18
VDDA5
20
27
V
DDA
6
29
V
DDA
7
VDDA8
39
LO_OUT
NC1
45
46
NC2
RX
_
IM
30
31
RX
_
IP
RX_QM
33
RX_QP
34
R_BIAS
38
SBC
K
25
26
SBD
T
SBST
24
28
3
GND2
GND3
5
7
GND4
9
GND5
GND6
11
GND7
13
GND8
22
GND9
32
LO_INM
15
16
LO_INP
19
12
21
DNC4
DNC5
36
DNC6
37
DNC7
40
GND1
1
GND10
35
GND11
41
42
GND12
GND13
43
44
GND14
U2
0
3
2
DNC1
10
DNC2
DNC3
L201
C
222
L208
R
206
C2
3
2
C
215
C
240
R
213
C247
F2
0
3
3
AN
T
GN
D
4
RX
2
TX
1
F201
GND1
34
GND2
IN
1
OUT
2
R
201
C
205
R
210
R2
0
0
C
248
R
207
L203
10
SBD
T
SBST
8
3
UM
T
S
_
B
IA
S
UM
T
S
_
IN
4
11
UM
T
S
_
O
UT
VDDA
15
V
DDM
9
14
GND
GND
17
18
GND
19
GND
21
NC
NC
22
16
R_BIAS
7
SBCK
2
DNC
GND
1
GND
20
GND
5
6
GND
GND
12
13
GND
C2
0
0
U
200
C
223
R
208
C2
0
6
L200
C2
2
1
R216
C2
3
3
C237
R2
1
4
C
201
L210
L209
VR
EG_T
C
X
O_2.
85V
C
241
C
225
C
204
C
203
C
214
R212
C
218
L205
L206
L211
C
210
C
227
C208
C
211
1
OUT
3
4
OUT
C209
R215
F200
B7
7
2
8
2
G
G
5
IN
C2
3
1
C2
1
7
R
204
C2
1
6
L207
R2
0
9
C
234
C
228
PA_ON
RX
_
V
CO
UMTS
_
T
X
R
F
UMTS
_
A
NT
CP
2
FA
Q
2
W
C
D
M
A_VC
O_EN
VR
EG_SYN
T
_2.
85V
UMTS
_
R
X
P
UMTS
_
R
X
M
UMTS
_
R
X
P
UMTS
_
R
X
M
T
R
K_LO_AD
J
TCX
O
RX
_
IP
RX
_
IM
RX
_
Q
M
RX
_
Q
P
VR
EG_R
F
R
X_2.
85V
VR
EG_R
F
R
X_2.
85V
VR
EG_R
F
R
X_2.
85V
VR
EG_M
SM
P_2.
6V
SBC
K
SBD
T
SBST
VR
EG_R
F
R
X_2.
85V
VR
EG_M
SM
P_2.
6V
SBD
T
SBC
K
SBST
TCX
O