3. TROUBLE SHOOTING
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Check TP1 at DPX
Check if there is any major difference referring
To Figure 3.1.1(b) Is any signal detected at that
point?
START
All WCDMA_B1/B2/B5/B8 Rx check is complete.
If the phone sill do not work ,replace main board
Check anything point
Replace FL103
Yes
Yes
Is any signal detected at that point?
No
No
3.1.1.4 Checking RF signal path (FEM)