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SAMSUNG Proprietary-Contents may change without notice
Flow Chart of Troubleshooting
9-65
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L108
L103
L
1
0
2
L113
L109
L110
L105
L106
C
1
0
6
C
1
0
5
C
1
7
1
L
1
0
1
L123
C100
C112
C113
1
1
2
2
3
3
RFS100
L114
C115
L111
4
5
VC3
VC4
6
7
V
D
D
G
8
9
GSM1800|1900TX
GSM1900RX
A
N
T
2
UMTS1
20
21
UMTS2
UMTS3
22
2
3
G
G
2
4
3
VC1
VC2
GSM850|900TX
GSM850RX
12
13
GSM850RX
GSM900RX
14
15
GSM900RX
GSM1800RX
16
17
GSM1800RX
GSM1900RX
18
19
RFS102
1
G
G
1
0
11
C114
G
RFS101
A
2
C
1
G
3
4
VREG_SYNTH_2.7V
RX_DCS1800_P
RX_PCS1900_N
RX_PCS1900_P
TXR_WCDMA2100
TXR_WCDMA850
TXR_WCDMA1900
RX_GSM850_P
RX_GSM850_N
RX_EGSM900_P
RX_EGSM900_N
RX_DCS1800_N
C225
C226
C221
R206
R205
1
CTL1
5
CTL2
G
N
D
3
PORT1
2
6
P
O
R
T
2
PORT3
4
RFS201
WCDMA_TX_MODEA
WCDMA_TX_MODEB
PAM_RFOUT_W2100
PAM_RFOUT_W1900
PAM_RFOUT_W2100_W1900
WCDMA1900 PAM
C
2
2
7
C219
C
2
2
8
C224
C218
L
2
0
8
L217
T
A
2
0
1
C
2
1
5
5
0
V
ANT
GND
4
RX 3
TX
2
DUF201
1
VCC1
1
10
VCC2
VEN
5
6
GND
GND 7
GND 9
GND
11
2 RFIN
8
RFOUT
PAM201
C
2
2
9
L
2
0
6
V_BAT
L207
5
G
IN
1
4
OUT
F201
2
G
3
G
C220
C
2
3
0
1
OUT
TERMINATE
4
CPL201
3
COUPLING
2 IN
L205
TXR_WCDMA1900
PAM_RFOUT_W1900
PWR_DET_W1900
PWR_DET_W2100
PA_R1
PA_ON_W1900
Summary of Contents for GT-B7320L
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