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Level 3 Repair
8-3-15. DCS/PCS Transmitter
TX Power is too Low!!
TX ON (5Level)
CLOCK
CHECK?
26MHz @ OSC200
YES
PAM100 pin27 ≥ -4
dBm
(R101 using spectrum
analyzer)
YES
Check the Voltage
C113, C155 < 3.3V?
YES
PAM100 Pin11 ≥
30dBm
(L103 using spectrum
analyzer)
YES
Check the RFS100
connection with PCB?
YES
Antenna change
SAMSUNG Proprietary-Contents may change without notice
This Document can not be used without Samsung's authorization
NO
OSC200
Re-solder
NO
Re-solder or change
UCP200
NO
Check the UCP200 & VBAT
circuit.
NO
Resolder PAM100
NO
Resolder RFS100.
8-36
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