LG KE520 Service Manual page 75

4. TROUBLE SHOOTING
4.5.2 Check Point #2 - FPCB
Main PCB
Connector<CN4>
4.5.3 Check Point #3 - Main PCB
FPCB Connector
<CN200>
LGE Internal Use Only
Slide key PCB
Connector<CN1, CN2>
EMI filter
<FL200,FL201,FL202,FL203,FL204>
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