VX8500
4.2.2.5. Check PCS RF TX SAW
Test Point
Checking Flow
Start
Check F104 Pin1, 3
RF_IN
RF_OUT
RF_OUT
Refer to Graph4.2.2.5
F104
YES
RF TX SAW is OK
Similar?
NO
RF_IN
Replace F104
Circuit Diagram
Waveform
RF_IN
RF_OUT
RF_IN
RF_OUT
Graph4.2.2.5
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LG Electronics Inc.