LG D722K Service Manual page 117

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MIC_BIAS_1
MIC_IN3_N
MIC_IN3_P
LGE Internal Use Only
LGE Internal Use Only
TP1
(C6922)
TP2
(FB6921)
TP2
(FB6921)
1800
FB6921
GND Close to MIC
TP2
(FB6921)
TP1
(C6922)
- 117 -
4. Trouble Shooting
3. TROUBLE SHOOTING
TP1
(C6922)
G4
6
G3
5
VDD
4
G2
3
G1
2
OUT
1
MIC6921
(DGMS Guide)
MC-C00074-11 : For ESD Protection / Tuning p
Copyright © 2014 LG Electronics. Inc. All right reserved.
Only for training and service purposes
When USE) TVS devices's Work
109

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