3. TROUBLE SHOOTING
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START
No
OK?
Check next step
Check TP1
Signal is over 23dBm?
Check TP2
Signal is over 3.5dBm
Check TP3
Signal is over 3.5dBm
Check TP4
Signal is over 3.5dBm
Check Transceiver physical damage
or soldering condition
Check component above RF signal path
Check FL1010 Soldering
Check U1001 Soldering
Check FL1012 Soldering
Replace U2002
Yes
Not good
Yes
Yes
Yes
No
No
No