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4. Trouble Shooting
- 58 -
4.17. Multimedia Microphone Trouble
Check Points
-Mic Bias output form multimedia MIC LDO
-Microphone output
Checking Point
MULTIMEDIA MIC LDO
Modified
MULTI MICROPHONE
R720
0
VA702
EVL5M02200
2V5_MULTI_VMIC
VA701
EVL5M02200
C729
39p
0.1u
C730
C736
39p
C734
0.1u
R722
2.2K
2V8_CAM
0.1u
C733
BGND
6
GND
2
NC
5
1
STBY
VIN
3
VOUT
4
BH25FB1WHFV
U704
2V5_MULTI_VMIC
R718
2.2K
C735
39p
OSF213-42DC
MIC701
1
2
39p
C732
R716
1K
22u
C728
C731
0.1u
MULTI_MIC1_P
MULTI_MIC1_N
MIC_PATH_SEL
Check solder
related
microphone path
R718
Содержание Chocolate KE800
Страница 1: ...Service Manual Model KE800 Service Manual KE800 Date January 2007 Issue 1 0 ...
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Страница 26: ...4 Trouble Shooting 27 Touch pad driver LDO LCD connector Charge pump IC Figure 4 4 Sub PCB Top ...
Страница 82: ...6 SW Download 83 KE800 KE800P40 7 V10g 9 Download complete ...
Страница 83: ... 84 ...
Страница 96: ... 97 8 PCB LAYOUT ...
Страница 97: ... 98 8 PCB LAYOUT ...
Страница 98: ... 99 8 PCB LAYOUT ...
Страница 99: ... 100 8 PCB LAYOUT ...
Страница 100: ... 101 8 PCB LAYOUT ...
Страница 101: ... 102 8 PCB LAYOUT ...
Страница 102: ... 103 8 PCB LAYOUT ...
Страница 103: ... 104 8 PCB LAYOUT ...
Страница 104: ... 105 8 PCB LAYOUT ...
Страница 105: ... 106 8 PCB LAYOUT ...
Страница 106: ... 107 8 PCB LAYOUT ...
Страница 107: ... 108 8 PCB LAYOUT ...
Страница 109: ... 110 9 CALIBRATION 9 2 Calibration procedure 9 2 1 Turn on the Phone 9 2 2 Execute HK_24 exe 9 2 3 Click SETTING Menu ...
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Страница 141: ...Note ...
Страница 142: ...Note ...