3. TROUBLE SHOOTING
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START
Check TP1/3
Signal is over 21dBm?
Check TP2
Signal is over 21dBm?
Check TP4
Signal is over 21dBm
Check TP5/6
Signal is over 21dBm
Check TP7
Signal is over 3.5dBm
Check FL1100 or FL1103 Soldering
No
Yes
Check next step
Check FL10062 Soldering
Check FL1201 Soldering
Check U1300 Soldering
Replace U1500
No
No
No
OK?
Yes
Yes
Yes
No