Samsung GT-C3530 - DCS;PCS Transmitter

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Level
3
Repair
8-51
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Check the Voltage
C104
<3.3
V?
8-3-15.
DCS/PCS Transmitter
TX Power is too Low!!
TX ON
(5
Level)
TCXO CLOCK
CHECK?
26
MHz
@
OSC201
pin
1,3
NO
Re-
solder OSC201
YES
PAM101 pin
29

-4
dBm
(
TP:L104 using
spectrum analyzer)
NO
Re-
solder or change
UCP200
YES
NO
Check the UCP200
&
VBAT
circuit.
YES
NO
Resolder PAM101
P
AM
101
Pin
17

30
dBm
(
TP:L120 using
spectrum analyzer)
YES
Resolder RFS100.
Check the RFS100
connection with PCB?
YES
Antenna
re
-
solder or change
NO