3. TROUBLE SHOOTING
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START
No
OK?
Check next step
Check TP1 Signal exist?
Check TP2 Signal exist?
Check TP3 Signal exist?
Check TP4 Signal exist?
Check Transceiver physical damage
or soldering condition
Check Antenna feeding clip soldering
Check SW2002 Soldering
Check FL2001 Soldering
Check U2001 Soldering
Replace U2002
Yes
Not good
Yes
Yes
Yes
No
No
No