LG lg-d821 - Page 177

3. TROUBLE SHOOTING
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START
ANT 15000/15001
Check the Connection
Between antenna and Clip
Replace Antenna in
Battery Cover or Clip
No
Yes
Yes
F_SUB Change
Yes
Check antenna
Matching at C15030/C15036
C15032/15034, R15031/R15034
Check RF Line
Tx / Rx Line
Check The Component
Around Antenna
Check The Component Tx / Rx Line
No
No