Lenovo S930 서비스 매뉴얼 - 페이지 2

{카테고리_이름} Lenovo S930에 대한 서비스 매뉴얼을 온라인으로 검색하거나 PDF를 다운로드하세요. Lenovo S930 33 페이지.
Lenovo S930에 대해서도 마찬가지입니다: 빠른 시작 매뉴얼 (6 페이지), 중요 제품 정보 설명서 (20 페이지)

Lenovo S930 서비스 매뉴얼
LENOVO S930 Cellphone Service Manual
1
CELLPHONE APPEARANCE .................................................................................................... 4
2
LAYOUT OF MOTHERBOARD ................................................................................................. 4
3
BASEBAND .................................................................................................................................... 6
3.1
When the device is turned on there's nothing on screen ...................................................... 7
3.1.1
LCD backlight doesn't light up. ........................................................................................... 8
3.1.2
3.2
3.2.1
Back camera does not work properly. .................................................................................. 8
Front camera doesn't work properly. ................................................................................. 10
3.2.2
3.3
V
3.3.1
It does not vibrate. ............................................................................................................. 11
3.3.2
It does not ring. .................................................................................................................. 11
3.4
.............................................................................................................................. 13
3.4.1
3.4.2
3.5
Keyboard can't work properly. ........................................................................................... 16
3.5.1
Keyboard backlight doesn't light up. ................................................................................. 17
3.5.2
3.6
3.6.1
3.6.2
3.7
4
RADIO FREQUENCY ................................................................................................................ 21
4.1
4.1.1
GSM AFC calibration ........................................................................................................ 21
4.1.2
GSM Rx Path Loss calibration .......................................................................................... 21
4.1.3
GSM AFC calibration ........................................................................................................ 22
4.2
4.2.1
Switching spectrum and PVT template are over the limits. ............................................... 24
4.2.2
Frequency Error is too big................................................................................................. 24
4.2.3
Phase Error is too big. ....................................................................................................... 25
4.2.4
Power output related problems .......................................................................................... 26
4.3
4.3.1
WCDMA Rx Path Loss calibration .................................................................................... 27
4.3.2
WCDMA TPC calibration .................................................................................................. 28
4.4
4.4.1
ACLR or SEM .................................................................................................................... 29
4.4.2
The results of PowerControl comprehensive test are not good. ......................................... 29
4.4.3
FrequencyErr ..................................................................................................................... 29
4.5
............................................................................................................................... 30
Content
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. ......................................................................................... 8
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. ................................................................................................... 20
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Page 2
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