Microphone Trouble - LG KE820 Service Manual
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Also See for KE820:
- User manual (355 pages) ,
- User manual (267 pages) ,
- User manual (117 pages)
Table of Contents
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5. Trouble shooting
5.7 Microphone trouble
Check Points
-Microphone hole
-Mic. Bias & signal come from
MIC1_P
MIC1_N
VMICP
VMICN
C125
27p
L104
C114
0.1u
100nH
C115
100p
L105
C116
0.1u
100nH
R120
0
R122
0
C126
C127
C128
27p
10u
100p
C117
VA100
VA101
100p
- 88 -
MIC100
1
OUT
2
G1
3
G2
4
PWR
5
G3
SP0102BE3
VA102
Mic.
bias
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Table of Contents
Troubleshooting
