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8-3-15. DCS/PCS Transmitter
TX Power is too Low!!
TX ON (5Level)
TCXO CLOCK
CHECK?
26MHz @ OSC201
pin 1,3
YES
PAM101 pin29
-4
dBm
(TP:L104 using
spectrum analyzer)
YES
Check the Voltage
C104 < 3.3V?
YES
PAM101 Pin17
30dBm
(TP:L120 using
spectrum analyzer)
YES
Check the RFS100
connection with PCB?
YES
Antenna
re-solder or change
SAMSUNG Proprietary-Contents may change without notice
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NO
Re-solder
OSC201
NO
Re-solder or change
UCP200
NO
Check the UCP200 & VBAT
circuit.
NO
Resolder PAM101
NO
Resolder RFS100.
8-51
Level 3 Repair
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