🗊Презентация Company confidential LV81-LV82 Trouble Shooting

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Company confidential LV81-LV82 Trouble Shooting, слайд №1Company confidential LV81-LV82 Trouble Shooting, слайд №2Company confidential LV81-LV82 Trouble Shooting, слайд №3Company confidential LV81-LV82 Trouble Shooting, слайд №4Company confidential LV81-LV82 Trouble Shooting, слайд №5Company confidential LV81-LV82 Trouble Shooting, слайд №6Company confidential LV81-LV82 Trouble Shooting, слайд №7Company confidential LV81-LV82 Trouble Shooting, слайд №8Company confidential LV81-LV82 Trouble Shooting, слайд №9Company confidential LV81-LV82 Trouble Shooting, слайд №10Company confidential LV81-LV82 Trouble Shooting, слайд №11Company confidential LV81-LV82 Trouble Shooting, слайд №12Company confidential LV81-LV82 Trouble Shooting, слайд №13Company confidential LV81-LV82 Trouble Shooting, слайд №14Company confidential LV81-LV82 Trouble Shooting, слайд №15Company confidential LV81-LV82 Trouble Shooting, слайд №16Company confidential LV81-LV82 Trouble Shooting, слайд №17Company confidential LV81-LV82 Trouble Shooting, слайд №18Company confidential LV81-LV82 Trouble Shooting, слайд №19Company confidential LV81-LV82 Trouble Shooting, слайд №20Company confidential LV81-LV82 Trouble Shooting, слайд №21Company confidential LV81-LV82 Trouble Shooting, слайд №22Company confidential LV81-LV82 Trouble Shooting, слайд №23Company confidential LV81-LV82 Trouble Shooting, слайд №24Company confidential LV81-LV82 Trouble Shooting, слайд №25Company confidential LV81-LV82 Trouble Shooting, слайд №26Company confidential LV81-LV82 Trouble Shooting, слайд №27Company confidential LV81-LV82 Trouble Shooting, слайд №28Company confidential LV81-LV82 Trouble Shooting, слайд №29Company confidential LV81-LV82 Trouble Shooting, слайд №30Company confidential LV81-LV82 Trouble Shooting, слайд №31Company confidential LV81-LV82 Trouble Shooting, слайд №32Company confidential LV81-LV82 Trouble Shooting, слайд №33Company confidential LV81-LV82 Trouble Shooting, слайд №34Company confidential LV81-LV82 Trouble Shooting, слайд №35Company confidential LV81-LV82 Trouble Shooting, слайд №36Company confidential LV81-LV82 Trouble Shooting, слайд №37Company confidential LV81-LV82 Trouble Shooting, слайд №38Company confidential LV81-LV82 Trouble Shooting, слайд №39Company confidential LV81-LV82 Trouble Shooting, слайд №40Company confidential LV81-LV82 Trouble Shooting, слайд №41Company confidential LV81-LV82 Trouble Shooting, слайд №42Company confidential LV81-LV82 Trouble Shooting, слайд №43Company confidential LV81-LV82 Trouble Shooting, слайд №44Company confidential LV81-LV82 Trouble Shooting, слайд №45Company confidential LV81-LV82 Trouble Shooting, слайд №46Company confidential LV81-LV82 Trouble Shooting, слайд №47Company confidential LV81-LV82 Trouble Shooting, слайд №48Company confidential LV81-LV82 Trouble Shooting, слайд №49Company confidential LV81-LV82 Trouble Shooting, слайд №50Company confidential LV81-LV82 Trouble Shooting, слайд №51Company confidential LV81-LV82 Trouble Shooting, слайд №52Company confidential LV81-LV82 Trouble Shooting, слайд №53Company confidential LV81-LV82 Trouble Shooting, слайд №54Company confidential LV81-LV82 Trouble Shooting, слайд №55Company confidential LV81-LV82 Trouble Shooting, слайд №56Company confidential LV81-LV82 Trouble Shooting, слайд №57Company confidential LV81-LV82 Trouble Shooting, слайд №58Company confidential LV81-LV82 Trouble Shooting, слайд №59Company confidential LV81-LV82 Trouble Shooting, слайд №60Company confidential LV81-LV82 Trouble Shooting, слайд №61

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Слайды и текст этой презентации


Слайд 1





LV81-LV82 Trouble Shooting 
Publisher:NJD HW Team
Date:2014.2.14
Описание слайда:
LV81-LV82 Trouble Shooting Publisher:NJD HW Team Date:2014.2.14

Слайд 2





Function Block
Описание слайда:
Function Block

Слайд 3





M/B Top Placement #1
Описание слайда:
M/B Top Placement #1

Слайд 4





M/B Top Placement #2
Описание слайда:
M/B Top Placement #2

Слайд 5





M/B Bottom Placement #1
Описание слайда:
M/B Bottom Placement #1

Слайд 6





M/B Bottom Placement #2
Описание слайда:
M/B Bottom Placement #2

Слайд 7





BB Common Question
BB-1 Can not power on 
BB-2 Can not download
BB-3 Can not charging 
BB-4 SIM Card Identification error 
BB-5 Can not display 
BB-6 sensor function fail 
BB-7 Touch Panel no function 
BB-8 Vibrator no function
BB-9 Camera can not turn on 
BB-10 MIC no function
BB-11 Speaker no function
BB-12 Audio function fail 
BB-13 SD Card no function
Описание слайда:
BB Common Question BB-1 Can not power on BB-2 Can not download BB-3 Can not charging BB-4 SIM Card Identification error BB-5 Can not display BB-6 sensor function fail BB-7 Touch Panel no function BB-8 Vibrator no function BB-9 Camera can not turn on BB-10 MIC no function BB-11 Speaker no function BB-12 Audio function fail BB-13 SD Card no function

Слайд 8





BB-1 Can not power on (無法開機) (1/4)
1. Check VBATT (TP09 > 3.6V)
2. Check J802 short to GND?
3. Check below?
PWRKEY(TP11 > 2.8V)
TP11short to GND
Описание слайда:
BB-1 Can not power on (無法開機) (1/4) 1. Check VBATT (TP09 > 3.6V) 2. Check J802 short to GND? 3. Check below? PWRKEY(TP11 > 2.8V) TP11short to GND

Слайд 9





BB-1 Can not power on (無法開機) (2/4)
5. Check power level MT6323 good or bad?
VPROC_PMU at R109 (0.9V~1.1V)
VSYS_PMU at L303 (1.8V)
Описание слайда:
BB-1 Can not power on (無法開機) (2/4) 5. Check power level MT6323 good or bad? VPROC_PMU at R109 (0.9V~1.1V) VSYS_PMU at L303 (1.8V)

Слайд 10





BB-1 Can not power on (無法開機) (3/4)
Описание слайда:
BB-1 Can not power on (無法開機) (3/4)

Слайд 11





BB-1 Can not power on (無法開機) (4/4)
Описание слайда:
BB-1 Can not power on (無法開機) (4/4)

Слайд 12





BB-2 Can not download (無法更新軟件) (1/3)
1. Check power voltage。(around 0.109A)
2. Check F07001
Описание слайда:
BB-2 Can not download (無法更新軟件) (1/3) 1. Check power voltage。(around 0.109A) 2. Check F07001

Слайд 13





BB-2 Can not download (無法更新軟件) (2/3)
3. Check RF transceiver 26MHz and RF chip good or bad when can’t get into META mode.
Описание слайда:
BB-2 Can not download (無法更新軟件) (2/3) 3. Check RF transceiver 26MHz and RF chip good or bad when can’t get into META mode.

Слайд 14





BB-2 Can not download (無法更新軟件) (3/3)
4. Check com port good or bad
Описание слайда:
BB-2 Can not download (無法更新軟件) (3/3) 4. Check com port good or bad

Слайд 15





BB-3 Can not charging (無法充電) (1/2)
1. Check R332 Pin1 (BAT_ID) around 10kΩ.
2. check voltage >4.5V 
3. Check J801 USB connector good or bad?
Описание слайда:
BB-3 Can not charging (無法充電) (1/2) 1. Check R332 Pin1 (BAT_ID) around 10kΩ. 2. check voltage >4.5V 3. Check J801 USB connector good or bad?

Слайд 16





BB-3 Can not charging (無法充電) (2/2)
4. check CHR_LDO good or bad when plug USB
Описание слайда:
BB-3 Can not charging (無法充電) (2/2) 4. check CHR_LDO good or bad when plug USB

Слайд 17





BB-4 SIM Card Identification error (SIM卡無法識別) (1/2)
1. SIM detect good or bad?
2. check J3200, J3201soldering good or bad?
3. check SRST, VSIM,SIO and SCLK signal
Описание слайда:
BB-4 SIM Card Identification error (SIM卡無法識別) (1/2) 1. SIM detect good or bad? 2. check J3200, J3201soldering good or bad? 3. check SRST, VSIM,SIO and SCLK signal

Слайд 18





BB-4 SIM Card Identification error (SIM卡無法識別) (2/2)
Описание слайда:
BB-4 SIM Card Identification error (SIM卡無法識別) (2/2)

Слайд 19





BB-5 Can not display (畫面無法顯示或顯示異常) (1/2)
1. check J1200 soldering good or bad?
2. replace LCM. 
3. check R1202, R1203 and L1202, L1203, L1204 good or bad?
4. check LCM voltage(VIO28_PMU and VIO18_PMU)?
5. if no back light,check U901, R1914, R915, D901, R903
Описание слайда:
BB-5 Can not display (畫面無法顯示或顯示異常) (1/2) 1. check J1200 soldering good or bad? 2. replace LCM. 3. check R1202, R1203 and L1202, L1203, L1204 good or bad? 4. check LCM voltage(VIO28_PMU and VIO18_PMU)? 5. if no back light,check U901, R1914, R915, D901, R903

Слайд 20





BB-5 Can not display (畫面無法顯示或顯示異常) (2/2)
Debug Flow
Описание слайда:
BB-5 Can not display (畫面無法顯示或顯示異常) (2/2) Debug Flow

Слайд 21





BB-6 sensor function fail (感測器不良)
All sensor control by I2C, if one of sensor function fail, you need to check all of them
G-sensor
Описание слайда:
BB-6 sensor function fail (感測器不良) All sensor control by I2C, if one of sensor function fail, you need to check all of them G-sensor

Слайд 22





BB-7 Touch Panel no function (無法觸屏) (1/2)
1. check TP Connector ?
2. replace TP,
3. check J2001?
4. check TP vlotage (VDD28_PMU and VDD1V8_PMU)?
5. check I2C, Reset, INT good or bad?
Описание слайда:
BB-7 Touch Panel no function (無法觸屏) (1/2) 1. check TP Connector ? 2. replace TP, 3. check J2001? 4. check TP vlotage (VDD28_PMU and VDD1V8_PMU)? 5. check I2C, Reset, INT good or bad?

Слайд 23





BB-7 Touch Panel no function (無法觸屏) (2/2)
TP circuit
Описание слайда:
BB-7 Touch Panel no function (無法觸屏) (2/2) TP circuit

Слайд 24





BB-8 Vibrator no function (馬達無振動)
1. check vibrator = 30Ω
2.check vibrator good or bag?
3. check C3331 good or bad?
4. check the voltage of VIBR_PMU when power on
Описание слайда:
BB-8 Vibrator no function (馬達無振動) 1. check vibrator = 30Ω 2.check vibrator good or bag? 3. check C3331 good or bad? 4. check the voltage of VIBR_PMU when power on

Слайд 25





BB-9 Camera can not turn on (無法攝像) (1/3)
1. check the camera connector?
2. replace Camera module. 
3. check J902?
4. check EMI901, EMI902, EMI903?
5. check Camera voltage (VCAMD_IO_PMU, VCAMA_PMU)?
Описание слайда:
BB-9 Camera can not turn on (無法攝像) (1/3) 1. check the camera connector? 2. replace Camera module. 3. check J902? 4. check EMI901, EMI902, EMI903? 5. check Camera voltage (VCAMD_IO_PMU, VCAMA_PMU)?

Слайд 26





BB-9 Camera can not turn on (無法攝像) (2/3)
Описание слайда:
BB-9 Camera can not turn on (無法攝像) (2/3)

Слайд 27





BB-9 Camera can not turn on (無法攝像) (3/3)
1:camera function fail, check /reset/CLK/PWD good or bad
2:balck screen: check camera DATA。
Описание слайда:
BB-9 Camera can not turn on (無法攝像) (3/3) 1:camera function fail, check /reset/CLK/PWD good or bad 2:balck screen: check camera DATA。

Слайд 28





BB-10 MIC no function (麥克風無作用)
1. check J1003 Microphone around 0.95KΩ 
2. check Mic around voltage
Описание слайда:
BB-10 MIC no function (麥克風無作用) 1. check J1003 Microphone around 0.95KΩ 2. check Mic around voltage

Слайд 29





BB-11 Speaker no function (喇叭無聲)
1. check Speaker around 8Ω
2. check Speaker voltage
Описание слайда:
BB-11 Speaker no function (喇叭無聲) 1. check Speaker around 8Ω 2. check Speaker voltage

Слайд 30





BB-12 Audio function fail (Audio 不良) (1/4)
Audio
1:wave play back fail check SPK
2:receiver fail check receiver.
3:headset fail check headset.
4:phone mic to headset fail check MIC .
5:headsetmic to headset fail check headset to Mic.
As below
Описание слайда:
BB-12 Audio function fail (Audio 不良) (1/4) Audio 1:wave play back fail check SPK 2:receiver fail check receiver. 3:headset fail check headset. 4:phone mic to headset fail check MIC . 5:headsetmic to headset fail check headset to Mic. As below

Слайд 31





BB-12 Audio function fail (Audio 不良) (1/4)
Check Speaker:
Описание слайда:
BB-12 Audio function fail (Audio 不良) (1/4) Check Speaker:

Слайд 32





BB-12 Audio function fail (Audio 不良) (2/4)
Check receiver路径:





Check MIC
Описание слайда:
BB-12 Audio function fail (Audio 不良) (2/4) Check receiver路径: Check MIC

Слайд 33





BB-12 Audio function fail (Audio 不良) (3/4)
Check Headset:
Описание слайда:
BB-12 Audio function fail (Audio 不良) (3/4) Check Headset:

Слайд 34





BB-12 Audio function fail (Audio 不良) (4/4)
Check MIC:
Описание слайда:
BB-12 Audio function fail (Audio 不良) (4/4) Check MIC:

Слайд 35





BB-13 SD Card no function (SD Card無作用)
1.check SD connector。
2.check voltage around good or bad?
Описание слайда:
BB-13 SD Card no function (SD Card無作用) 1.check SD connector。 2.check voltage around good or bad?

Слайд 36





BB-13 SD Card no function (SD Card無作用)
Описание слайда:
BB-13 SD Card no function (SD Card無作用)

Слайд 37





WIFI/BT/GPS
Описание слайда:
WIFI/BT/GPS

Слайд 38





WIFI/BT/GPS
Описание слайда:
WIFI/BT/GPS

Слайд 39





GSM PA + Switch
Описание слайда:
GSM PA + Switch

Слайд 40





GSM RX
GSM HB/LB電路:
Описание слайда:
GSM RX GSM HB/LB電路:

Слайд 41





WCDMA Band1/8 TRx (LV82)
Описание слайда:
WCDMA Band1/8 TRx (LV82)

Слайд 42





WCDMA Band2/5 TRx (LV81)
Описание слайда:
WCDMA Band2/5 TRx (LV81)

Слайд 43





RF introduction: MT6166 Function Block
Описание слайда:
RF introduction: MT6166 Function Block

Слайд 44





RF introduction: MT6166 Pin assignment
Описание слайда:
RF introduction: MT6166 Pin assignment

Слайд 45





RF introduction: Antenna Circuit
Antenna Circuit
RF included 2G/3G/WIFI/GPS,
Описание слайда:
RF introduction: Antenna Circuit Antenna Circuit RF included 2G/3G/WIFI/GPS,

Слайд 46





RF introduction:2G/3G Main Antenna Position
Описание слайда:
RF introduction:2G/3G Main Antenna Position

Слайд 47





RF introduction: WIFI Antenna Position
Описание слайда:
RF introduction: WIFI Antenna Position

Слайд 48





RF常見問題
RF-1:internet fail
RF-2:GSM problem
RF-3:WCDMA problem
RF-4:GSM/WCDMA Rxproblem
RF-5:WIFI problem
Описание слайда:
RF常見問題 RF-1:internet fail RF-2:GSM problem RF-3:WCDMA problem RF-4:GSM/WCDMA Rxproblem RF-5:WIFI problem

Слайд 49





RF-1:internet fail
Check signal ,SIM card good or bad? Coaxial cable?
Описание слайда:
RF-1:internet fail Check signal ,SIM card good or bad? Coaxial cable?

Слайд 50





RF-2:GSM Trouble shooting (1/3)
Check GSM
Описание слайда:
RF-2:GSM Trouble shooting (1/3) Check GSM

Слайд 51





RF-2:GSM Trouble shooting (2/3)
GSM
Check voltage of 2G PA and ASM into U1302?
Check below voltage
Описание слайда:
RF-2:GSM Trouble shooting (2/3) GSM Check voltage of 2G PA and ASM into U1302? Check below voltage

Слайд 52





RF-2:GSM Trouble shooting (3/3)
GSM
Check shooting voltage 
Use spectrum probe to check
Описание слайда:
RF-2:GSM Trouble shooting (3/3) GSM Check shooting voltage Use spectrum probe to check

Слайд 53





RF-3:WCDMA Trouble shooting (1/5)
WCDMA
Check IQ
 check wave
Описание слайда:
RF-3:WCDMA Trouble shooting (1/5) WCDMA Check IQ check wave

Слайд 54





RF-3:WCDMA Trouble shooting (2/5)
Описание слайда:
RF-3:WCDMA Trouble shooting (2/5)

Слайд 55





RF-3:WCDMA Trouble shooting (3/5)
Описание слайда:
RF-3:WCDMA Trouble shooting (3/5)

Слайд 56





RF-3:WCDMA Trouble shooting (4/5)
    WCDMA
Check ASM voltage 
Check wave
Описание слайда:
RF-3:WCDMA Trouble shooting (4/5) WCDMA Check ASM voltage Check wave

Слайд 57





RF-3:WCDMA Trouble shooting (5/5)
Описание слайда:
RF-3:WCDMA Trouble shooting (5/5)

Слайд 58





RF-4:GSM/WCDMA Trouble shooting
receive
Check  Antenna switch Module control voltage 
Check wave
Описание слайда:
RF-4:GSM/WCDMA Trouble shooting receive Check Antenna switch Module control voltage Check wave

Слайд 59





RF-5:WIFI/BT Trouble shooting(1/3)
Check U1501 output 26MHz
Описание слайда:
RF-5:WIFI/BT Trouble shooting(1/3) Check U1501 output 26MHz

Слайд 60





RF-5:WIFI/BT Trouble shooting(2/3)
Описание слайда:
RF-5:WIFI/BT Trouble shooting(2/3)

Слайд 61





RF-5:GPS Trouble shooting(3/3)
Check GPS xLNA output
Описание слайда:
RF-5:GPS Trouble shooting(3/3) Check GPS xLNA output



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