Samsung SGH-G400 Service Manual page 78

F201
R213
1
IN
OUT
UMTS2100_TX
G G G
L204
2 3 5
R209
PWR_DET
UMTS_PA_EN
L205
4
C205
C204
UMTS_PA_RANGE0
C209
CPL201
CP0603A1960BNTR
1 2
IN OUT
COUP 50OHM
4 3
7 TX
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PEMD10
E2 4
C2
3
B1 B2 5
2
C1
E1
1 6 C201
U202
13
19 18 17 16 15 14
1 12
RFIN VCC2
2
VCC2 11
NC
U203
3
VCC2 10
RF3266
VMODE
4
9
RFOUT
VREG
20
C210 NC
5 6 7 8
C211
UMTS_TX_RX
L202
C202
2
ANT
RX C207
5
1 3 4 6 8 9
DUF201
SAYZY1G95EA0B00
9-43
Flow Chart of Troubleshooting
LCD_VDD_2.8V
VBATT
L201
TA201
L203
R216
C206
C222
C212
C213
L210
C208
L206
UMTS2100_RX