Презентация Company confidential Lenovo S660 Service Manual онлайн

Содержание слайда: Lenovo S660 Service Manual Publisher：NJD HW Team Date：2014.02.28

Содержание слайда: Function Block

Содержание слайда: M/B Top Placement #1

Содержание слайда: M/B Bottom Placement #2

Содержание слайда: BB Common Question BB-1 Power on failure (無法開機) BB-2 Firmware update failure (無法更新軟件) BB-3 Charging failure (無法充電) BB-4 SIM Card identified error (SIM卡無法識別) BB-5 LCD display error (畫面無法顯示或顯示異常) BB-6 Sensor function failure (感測器不良) BB-7 Touch Panel function failure (無法觸屏) BB-8 Vibrator function failure (馬達無振動) BB-9 Camera shooting failure (無法攝像) BB-10 MIC function failure (麥克風無作用) BB-11 Speaker function failure (喇叭無聲) BB-12 Audio function failure (Audio 不良) BB-13 SD Card function failure (SD Card無作用)

Содержание слайда: BB-1 Can not power on (無法開機) (1/3) 1. Check if battery power level is low (確認電池是否有電?) VBATT (TP09 > 3.6V) 2. Check if J802 soldering condition is good (確認J802吃錫狀況是否正常?) 3. Check if power button is functional (確認開機鍵是否正常?) PWRKEY(TP11 > 2.8V) TP11 connect with ground wire to power on (跟地短路後可將系統開機)

Содержание слайда: BB-1 Can not power on (無法開機) (2/3) 5. Please check whether MT6323 voltage is normal (請確認MT6323周圍電壓是否正常?) VPROC_PMU should be between C134 (0.9V~1.1V) VSYS_PMU should at R373 (1.8V)

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

Содержание слайда: BB-2 Can not download (無法更新軟件) (1/3) 1. Please check whether current is normal after boot (確認開機後電流起跳正常) (記憶體中無代碼時，電池電流約在0.1A左右) 2. If current in booting process is larger or less than normal, USB port will be unidentified (開機過程中如果電流過大或過小，會造成USB port無法識別) 3. Please check if R3312 is solid soldering on (檢查SB的R3312是否空焊)

Содержание слайда: BB-2 Can not download (無法更新軟件) (2/3) 4. If DL is passed, and META mode is un-entered, check RF transceiver 26MHz and RF chip function (若可以正常DL，但無法進入META mode，檢查RF transceiver 26MHz及RF chip是否正常。)

Содержание слайда: BB-2 Can not download (無法更新軟件) (3/3) 5. Check if com port is correct (確認com port是否正確)

Содержание слайда: BB-3 Can not charging (無法充電) (1/2) 1. Check if battery resistance R332 Pin1(BAT_ID) is 10kΩ when battery is installed (確認電池內阻R332 Pin1 (BAT_ID)， 當接上電池後阻抗應該約10kΩ.) 2. Check battery voltage, if 0V reveals open circuit (確認電池電壓是否為正常，異常為0V (開路)) 3. Check if J801 USB connector failure (確認J801 USB connector是否有異狀?)

Содержание слайда: BB-3 Can not charging (無法充電) (2/2) 4. Check charging IC and related circuit soldering condition is good (確認充電IC及周围电路焊接是否正常。) When USB port has be inserted, VBUS should be at 5V output (VBUS在USB插入時，是否有5V左右的电压输出。)

Содержание слайда: BB-4 SIM Card Identification error (SIM卡無法識別) (1/2) 1. Check if SIM Card is in normal condition (更換SIM卡，確認卡片是否正常?) 2. Check if J3200 soldering condition is normal (確認J3200吃錫狀況是否正常?) 3. Check SIM related signal SRST, VSIM, SIO and SCLK (確認SIM 相關訊號) SRST, VSIM,SIO and SCLK

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

Содержание слайда: BB-5 Can not display (畫面無法顯示或顯示異常) 1. Check J904 soldering condition (確認J904是否有異狀[鍚短 or 空焊]?) 2. Replace LCD (更換LCM) If failure still exists after LCM replacement (若更換良品後，現象還存在) 3. Check L1202 L1203 L1204 condition (檢查L1202, L1203, L1204否有異狀?) 4. Check if LCM voltage (VIO28_PMU及VIO18_PMU) are correct (確認LCM 電壓 (VIO28_PMU及VIO18_PMU)位準是否正確?) 5. Check U901, L901, D901, R903 if back light is in failure (若無背光,確認U901, L901, D901, R903)

Содержание слайда: BB-6 sensor function fail (感測器不良) (1/2) 所有的sensor都是由I2C總線，中斷信號，電源組成.I2C總線上sensor間會相互影響，所以維修某個 sensor不良時需要同步檢查其他sensor路徑。 All sensors are consisted by I2C bus, interrupt signal and power. Sensors on I2C bus are affected by each other, therefore related sensors checking is needed when repairing sensor.

Содержание слайда: BB-6 sensor function fail (感測器不良) (2/2)

Содержание слайда: BB-7 Touch Panel no function (無法觸屏) (1/2) 1. Check if TP connector is loosen (確認TP Connector 是否鬆脫?) 2. Replace TP (更換TP) If failure still exists after TP replacement (若更換後良品後，現象還存在) 3. Check if J2001 is on failure (確認J2001是否有異狀[鍚短 or 空焊]? ) 4. Check TB voltage(VDD28_PMU and VDD1V8_PMU) is correct (確認TB 電壓 (VDD28_PMU及VDD1V8_PMU)位準是否正確?) 5. Check control signal of I2C, Reset, INT are correct (確認控制訊號 I2C, Reset, INT動作是否正常?)

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

Содержание слайда: BB-8 Vibrator no function (馬達無振動) 1. Check if motor is in normal condition (Resistance is 30Ω) (確認馬達是否正常(馬達阻抗約30Ω)) 2. Check if motor soldering condition (確認馬達是否有異狀[鍚短 or 空焊]?) 3. Check if D309 is reversed, C331 soldering condition is good (檢查D309是否反向，C331焊接是否有异常[鍚短 or 空焊]?) 4. VIBR_PMU voltage is normal when booting (啟動時VIBR_PMU電壓是否正常)

Содержание слайда: BB-9 Camera can not turn on (無法攝像) (1/4) 1. Check camera module has been well assembled (確認組裝是否到位?) 2. Replace camera module (更換camera module) If failure still exists after camera module replaced (若更換後良品後，現象還存在) 3. Check J902 is in normal condition (確認J902是否有異狀[鍚短 or 空焊]? ) 4. Check EMI901, EMI902, EMI903 , EMI904, EMI905 soldering condition (確認EMI901, EMI902, EMI903 , EMI904, EMI905是否有異狀[鍚短 or 空焊]? ) 5. Check camera voltage(VCAMD_IO_PMU, VCAMA_PMU, VCAMD_PMU) are correct (確認Camera 電壓 (VCAMD_IO_PMU, VCAMA_PMU, VCAMD_PMU )位準是否正確?)

Содержание слайда: BB-9 Camera can not turn on (無法攝像) (2/4) 主camera的4組工作電壓均是由PMU LDO輸出通過給camera All 4 working voltage of main camera are inputted from PMU LDO

Содержание слайда: BB-9 Camera can not turn on (無法攝像) (3/4) 1:無法進入拍攝模式,此為camera無法通過I2C信號被CPU正常識別造成,此不良主要查供電/reset/CLK/PWD是否正常 1. Camera shooting model is not accessible. The main cause is camera cannot be identified by CPU via I2C, need to check power supply for camera. 2:拍攝黑屏/油畫:此現象為手機進入拍攝模式后,但無法讀取景物,此類不良主要是camera無法通過DATA路徑將信號傳給CPU正常處理造成,此類不良主要檢查camera的DATA。 2. Photos are blurry/black when shooting, camera is not able to capture scenery after entering shooting model. The main cause is camera cannot pass signal to CPU to process via Data path. Need to check camera DATA path.

Содержание слайда: BB-9 Camera can not turn on (無法攝像) (4/4)

Содержание слайда: BB-10 MIC no function (麥克風無作用) 1. 確認J1003 Microphone是否正常 (正常Mic阻抗約0.95KΩ) Check if J1003 Microphone is in normal condition, MIC resistance should be at 0.95KΩ. 2. 確認MIC 周邊電路是否有異狀[鍚短 or 空焊]? Check MIC and related circuit soldering condition.

Содержание слайда: BB-11 Speaker no function (喇叭無聲) 1. 確認MB to SB FPC是否連接ok Check MB to SB FPC is well connected 2. 確認Speaker彈腳及阻抗是否正常 (正常阻抗約8Ω) Check speaker shrapnel and resistance are at normal condition (normal resistance is 8Ω) 3. 確認Speaker周邊電路是否異常？[鍚短 or 空焊]? Check if speaker and related circuit are at normal condition

Содержание слайда: BB-12 Audio function fail (Audio 不良) (1/4) Audio类不良针对不同测试项fail,检查不同的路径. 1:wave play back fail测的是SPK路径. 2:receiver fail 测的是手机听筒路径. 3:headset fail 测的是耳机左右声道路径. 4:phone mic1 to headset fail 测的是手机MIC1路径. 5:phone mic1 to headset fail 测的是手机MIC1路径. 6:headsetmic to headset fail 测的是耳机MIC路径. Check relevant path for different test item failure for Audio error 1:wave play back fail  check SPK path 2:receiver fail Check receiver path. 3:headset fail check earphone L/R channel path. 4:phone mic1 to headset fail Check phone MIC1 path. 5:phone mic1 to headset fail  Check phone MIC1 path. 6:headsetmic to headset fail  Check phone MIC path

Содержание слайда: BB-12 Audio function fail (Audio 不良) (1/4) Speaker path:

Содержание слайда: BB-12 Audio function fail (Audio 不良) (2/4) Receiver path: Phone MIC path

Содержание слайда: BB-12 Audio function fail (Audio 不良) (3/4) 耳機左右聲道電路: Earphone L/R channel circuit

Содержание слайда: BB-12 Audio function fail (Audio 不良) (4/4) 耳機MIC電路 Earphone MIC Circuit:

Содержание слайда: BB-13 SD Card no function (SD Card無作用) 1. Check SD card is been inserted properly (確認SD CARD有確實卡到位) 2. Check SD card related circuit are in good condition (確認SD Card周邊電路是否異常？[鍚短 or 空焊]?)

Содержание слайда: WIFI/BT/GPS

Содержание слайда: WIFI/BT/GPS

Содержание слайда: GSM PA + Switch

Содержание слайда: GSM RX GSM HB/LB Circuit:

Содержание слайда: WCDMA Band1/8 TRx (VV36/38)

Содержание слайда: WCDMA Band2/5 TRx (VV37)

Содержание слайда: RF introduction: MT6166 Function Block

Содержание слайда: RF introduction: MT6166 Pin assignment

Содержание слайда: RF introduction: Antenna Circuit Antenna Circuit RF天線主要包含了2G/3G/WIFI/GPS, 其匹配電路分別描述如下 RF antenna consists 2G/3G/WIFI/GPS, Description as right diagram

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

Содержание слайда: RF introduction: WIFI Antenna Position

Содержание слайда: RF common issue RF-1:Network function error RF-2:GSM problem RF-3:WCDMA problem RF-4:GSM/WCDMA Rx error RF-5:WIFI problem

Содержание слайда: RF-1:Network function error 若2G/3G 網路功能異常,請檢查螢幕天線格數,SIM card是否裝好? Coaxial cable和是否組好? If 2G/3G network is on failure, check reception level on screen, SIM card inserted properly and Coaxial cable connected well.

Содержание слайда: RF-2:GSM Trouble shooting (1/3) Check GSM transmission path (檢查GSM發射路徑)

Содержание слайда: RF-2:GSM Trouble shooting (2/3) GSM發射路徑 GSM transmission path 由於2G PA和ASM整合在U1302,檢查發射時對應邏輯控制電壓是否正確 Due to 2G PA and ASM assembly in U1302, check logical control voltage is correct when transmission testing 使用示波器量測下圖所標腳位的電壓是否符合右下列表 Use oscilloscope test below pins voltage if they match the right bottom table

Содержание слайда: RF-2:GSM Trouble shooting (3/3) GSM發射路徑 GSM transmission path 檢查發射路徑的功率 check power of transmission path 使用spectrum probe量測下列標駐點,測量其功率 Use spectrum probe to measure below points’ power

Содержание слайда: RF-3:WCDMA Trouble shooting (1/5) WCDMA發射路徑 WCDMA transmission path 確認IQ路徑 Check IQ path 使用示波器量測下圖所標之腳位,檢視其波形 Use oscilloscope to check below points, check waveform.

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

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

Содержание слайда: RF-3:WCDMA Trouble shooting (4/5) WCDMA發射路徑 WCDMA transmission path 檢查ASM 邏輯控制電壓 Check ASM logical control voltage 使用示波器量測下圖所標腳位的電壓,是否符合右下列表 Use oscilloscope test below pins voltage if they match the right bottom table

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

Содержание слайда: RF-4:GSM/WCDMA Trouble shooting 接收路徑 Receiving Path 檢查 Antenna switch Module邏輯控制電壓 Check Antenna switch module logical control voltage 使用示波器量測下圖所標腳位的電壓是否符合右下列表 Use oscilloscope test below pins voltage if they match the right bottom table

Содержание слайда: WIFI/BT/GPS

Содержание слайда: WIFI/BT/GPS

Содержание слайда: WIFI/BT/GPS GPS RX path ： 1. Check whether the antenna of GPS damaged 2. Check whether the working voltage is normal Vcc:2.8V;GPS_LNA_EN:1.8V 3. Check whether the GPS signal has been enlarged

Содержание слайда: WIFI/BT/GPS GPS RX path

Содержание слайда: Thank You！