LG lg-d821 - Page 184

3. TROUBLE SHOOTING
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Only for training and service purposes
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Change Battery Cover Or C-Clip
START
Yes
No
No
No
Yes
Yes
Yes
Charging OK?
Charging OK?
Charging OK?
Is Signal OK?
Change the SUB Board
Charging OK?
Check the Antenna & C-Clip
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END
END
END