LG KU950 - Page 95

4. TROUBLE SHOOTING
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Set the Phone Rx is ON
Check BIAS
Over 2V ?
Change the board
Check bias block
soldering
Check RF s/w
Check Duplexer
YES
NO
Check TP1
Signal exist?
YES
NO
Check TP2
Signal exist?
YES
NO
Check TP3
Signal exist?
YES
NO
Check FEM
Check TP4
Signal exist?
NO
Check RFR6250
YES