Table of Contents
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Check Transceiver physical damage
LGE Internal Use Only
START
Check TP1 Signal exist?
Yes
Check TP2 Signal exist?
Yes
Check TP3 Signal exist?
Yes
or soldering condition
OK?
Check next step
No
Check Antenna feeding clip soldering
No
Check FL1018 Soldering
No
Check U1102 Soldering
NOT GOOD
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3. TROUBLE SHOOTING
Replace U1500
Only for training and service purposes
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