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Signal is over 21dBm?
Signal is over 21dBm?
Signal is over 21dBm
Signal is over 21dBm
Signal is over 3.5dBm
LGE Internal Use Only
START
Check TP1/3
No
Check TP2
No
Check TP4
No
Check TP5/6
No
Check TP7
OK?
Check next step
Yes
Check FL1100 or FL1103 Soldering
Yes
Check FL10062 Soldering
Yes
Check FL1201 Soldering
Yes
Check U1300 Soldering
No
Replace U1500
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3. TROUBLE SHOOTING
Only for training and service purposes
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