- 103 -
LGE Internal Use Only
Copyright © 2007 LG Electronics. Inc. All right reserved.
Only for training and service purposes
4. TROUBLE SHOOTING
4.10.3. Microphone (Voice call, Voice Recorder, Video Recorder)
••
Microphone Signal Flow
- MIC is enable by MIC Bias
- CCO, MIC1P, MIC1N signals to ABB3000 (Veronica )
••
Check Points
- Microphone bias
- Audio signal level of the microphone
- Soldering of components
••
Signal from the mic
- MIC
→
- R600 on main board
→
- CC623,C625 on main board
→
- Veronoca
Содержание KU580
Страница 1: ...Date August 2007 Issue 1 0 Service Manual Model KU580 Service Manual KU580 Internal Use Only ...
Страница 165: ... 166 LGE Internal Use Only Copyright 2007 LG Electronics Inc All right reserved Only for training and service purposes ...
Страница 185: ... 186 LGE Internal Use Only Copyright 2007 LG Electronics Inc All right reserved Only for training and service purposes ...
Страница 187: ... 188 LGE Internal Use Only Copyright 2007 LG Electronics Inc All right reserved Only for training and service purposes ...
Страница 208: ...Note ...
Страница 209: ...Note ...