LG KF700Q Service Manual page 84

4.7.4 Microphone for main MIC
Main Microphone path as below:
→ →
MIC C515,C516
Copyright © 2008 LG Electronics. Inc. All right reserved.
Only for training and service purposes
MSM internal CODEC
C513
C515,C516
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4. TROUBLE SHOOTING
LGE Internal Use Only