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Lenovo S660 Service Manual
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Lenovo S660 Service Manual

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

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Summary of Contents for Lenovo S660

  • Page 1 Company confdentaa Lenovo S660 Service Manual Lenovo S660 Service Manual Publisher ： NJD HW Team Date ： 2014.02.28...

  • Page 2: Function Block

    Function Block Function Block Company confdentaa...
  • Page 3 M/B Top Placement #1 M/B Top Placement #1 Receiver Audio Jack crystal SKY77593 MT6166 FLASH Backlig ht IC MT6582 MT6627 Charge MB to SB connector Company confdentaa...
  • Page 4 M/B Bottom Placement #2 M/B Bottom Placement #2 Connector Sensor G-Sensor Connector Mic 2 Audi o PA BACK UP BATTERY Camera Connector DUAL SIM CONNECTOR crystal TF CARD CONNECTOR connector MT6323 Battery connector Company confdentaa...
  • Page 5 BB Common Question 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 ) •...
  • Page 6 無法開機 無法開機 BB-1 Can not power on ( ) (1/3) BB-1 Can not power on ( ) (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 ?) •...
  • Page 7 無法開機 無法開機 BB-1 Can not power on ( ) (2/3) BB-1 Can not power on ( ) (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) VPROC_PMU VSYS_PMU Company confdentaa...
  • Page 8 無法開機 無法開機 BB-1 Can not power on ( ) (3/3) BB-1 Can not power on ( ) (3/3) MT6323 Power On/Off sequence VCORE≈0.7V~1.3V VPORC≈0.7V~1.3V VIO18=1.8V VIO28=2.8V VM12_INT=1.2V VA1=2.5V VA2=2.5V VUSB=3.3V VTCXO=2.8V VMC=3.3V VMCH=3.3V RESET=1.8V Company confdentaa...
  • Page 9 無法更新軟件 無法更新軟件 BB-2 Can not download ( ) (1/3) BB-2 Can not download ( ) (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...
  • Page 10 無法更新軟件 無法更新軟件 BB-2 Can not download ( ) (2/3) BB-2 Can not download ( ) (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。...
  • Page 11 無法更新軟件 無法更新軟件 BB-2 Can not download ( ) (3/3) BB-2 Can not download ( ) (3/3) 5. Check if com port is correct ( 確認 com port 是否正確 ) • Company confdentaa...
  • Page 12 無法充電 無法充電 BB-3 Can not charging ( ) (1/2) BB-3 Can not charging ( ) (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 •...
  • Page 13 無法充電 無法充電 BB-3 Can not charging ( ) (2/2) BB-3 Can not charging ( ) (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...
  • Page 14 卡無法識別 卡無法識別 BB-4 SIM Card Identification error (SIM ) (1/2) BB-4 SIM Card Identification error (SIM ) (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 ?) •...
  • Page 15 卡無法識別 卡無法識別 BB-4 SIM Card Identification error (SIM ) (2/2) BB-4 SIM Card Identification error (SIM ) (2/2) SIM1/SIM2 的供电电 压各来自 PMU 的两 组 LDO output SIM1/SIM2 output voltage are coming from two LDO output of PMU SIM1 和 SIM2 的 DATA/RST/CLOC K 单独分开使用...
  • Page 16 畫面無法顯示或顯示異常 畫面無法顯示或顯示異常 BB-5 Can not display ( BB-5 Can not display ( 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 ) •...
  • Page 17 感測器不良 感測器不良 BB-6 sensor function fail ( ) (1/2) BB-6 sensor function fail ( ) (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.
  • Page 18 感測器不良 感測器不良 BB-6 sensor function fail ( ) (2/2) BB-6 sensor function fail ( ) (2/2) G-sensor I2C 通過上拉電阻連接到 CPU ，此 I2C 與 touch panel 共 用， VDD18_PMU 異常會造成所有 sensor fail 。 G-sensor I2C connect to CPU with Pull-up resistor, which share with touch panel, VDD18_PMU error will lead to all sensors failure.
  • Page 19 無法觸屏 無法觸屏 BB-7 Touch Panel no function ( ) (1/2) BB-7 Touch Panel no function ( ) (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 ) •...
  • Page 20 無法觸屏 無法觸屏 BB-7 Touch Panel no function ( ) (2/2) BB-7 Touch Panel no function ( ) (2/2) • TP circuit 復位信號 Reset Signal TP 工作電壓 2.8V/1.8V TP Working Voltage 2.8v/1.8v Company confdentaa...
  • Page 21 馬達無振動 馬達無振動 BB-8 Vibrator no function ( BB-8 Vibrator no function ( 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 ]?) •...
  • Page 22 無法攝像 無法攝像 BB-9 Camera can not turn on ( ) (1/4) BB-9 Camera can not turn on ( ) (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) •...
  • Page 23 無法攝像 無法攝像 BB-9 Camera can not turn on ( ) (2/4) BB-9 Camera can not turn on ( ) (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 Camera 源頭路徑...
  • Page 24 無法攝像 無法攝像 BB-9 Camera can not turn on ( ) (3/4) BB-9 Camera can not turn on ( ) (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.
  • Page 25 無法攝像 無法攝像 BB-9 Camera can not turn on ( ) (4/4) BB-9 Camera can not turn on ( ) (4/4) VREF/HREF: Sensor 垂直 / 水平參考信號 Sensor reference of horizon and vertical MCLK: 來自 CPU 的主時鐘輸出 Main clock from CPU PCLK: 象數時鐘輸入 Clock input from image-numerology Company confdentaa...
  • Page 26 麥克風無作用 麥克風無作用 BB-10 MIC no function ( BB-10 MIC no function ( 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 ]? •...
  • Page 27 喇叭無聲 喇叭無聲 BB-11 Speaker no function ( BB-11 Speaker no function ( 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.
  • Page 28 不良 不良 BB-12 Audio function fail (Audio ) (1/4) BB-12 Audio function fail (Audio ) (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 ...
  • Page 29 不良 不良 BB-12 Audio function fail (Audio ) (1/4) BB-12 Audio function fail (Audio ) (1/4)  Speaker path: PMU 給出 SPK 信號進入 Audio PA 進行放大處理 PMU output SPK signal to Audio PA to amplify Audio PA 輸出放 大后的 SPK 信號 Audio PA output SPK signal after amplifying...
  • Page 30 不良 不良 BB-12 Audio function fail (Audio ) (2/4) BB-12 Audio function fail (Audio ) (2/4) 聽筒無聲 , 優先 check 0om 是否導通  Receiver path: Check 0Com first if receiver is not functional  Phone MIC path PMU 輸出音頻信號 PMU output audio signal 為...
  • Page 31 不良 不良 BB-12 Audio function fail (Audio ) (3/4) BB-12 Audio function fail (Audio ) (3/4)  耳機左右聲道電路 : Earphone L/R channel circuit PMU 輸出耳機音頻信號 耳機左右聲道連接至 audio jack PMU output earphone audio Earphone L/R channel link to audio jack signal 耳機...
  • Page 32 不良 不良 BB-12 Audio function fail (Audio ) (4/4) BB-12 Audio function fail (Audio ) (4/4)  耳機 MIC 電路 Earphone MIC Circuit: 為耳機 MIC 提供偏置電壓 Provide bias votage for earphone MIC 耳機 MIC 信號通過差分電路進入 PMU 作音頻處理 Earphone MIC signal output to PMU to be process by differential circuit Company confdentaa...
  • Page 33 無作用 無作用 BB-13 SD Card no function (SD Card BB-13 SD Card no function (SD Card 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 •...
  • Page 34 WIFI /BT/GPS WIFI /BT/GPS WIFI/BT/GPS 功能使用的 IC 為 MTK MT6627 WIFI/BT/GPS IC are MTK MT6627 I/Q Signal Connect to CPU MT6582 獨立的 26M TCXO ， Output SCLK,DataSignal Clock to MT6627 Separate 26M TCXO, output clock to MT6627 Company confdentaa...
  • Page 35 WIFI /BT/GPS WIFI /BT/GPS  MT6627 Power Supply Output to MT6627 From PMU MT6323 Company confdentaa...
  • Page 36 GSM PA + S witch GSM PA + S witch Logic controa tabae GSM HB/LB Rx Logic controa signaa WCDMA Band HB/LB TRx GSM Vbat GSM LB Tx input GSM HB Tx input Company confdentaa...
  • Page 37 GSM RX GSM RX GSM HB/LB Circuit: 2G LB Rx Baaance output to transceiver LB Port 2G HB Rx Baaance output to transceiver HB Port Company confdentaa...
  • Page 38 WCDMA B 1/8 TR x (VV36/38) WCDMA B 1/8 TR x (VV36/38) Rx baaance to transceiver TRx connect with ANT Switch Rx baaance to transceiver TRx connect with ANT Switch Band 8 Tx Tx from Transceiver Band 1 Tx Company confdentaa...
  • Page 39 WCDMA B 2/5 TR x (VV37) WCDMA B 2/5 TR x (VV37) Rx baaance to transceiver TRx connect with ANT Switch Rx baaance to transceiver TRx connect with ANT Switch Band 5 Tx Tx from Transceiver Band 2 Tx Company confdentaa...
  • Page 40 RF introduction: MT6166 Function Block RF introduction: MT6166 Function Block Company confdentaa...
  • Page 41 RF introduction: MT6166 Pin assignment RF introduction: MT6166 Pin assignment Company confdentaa...
  • Page 42 RF introduction: Antenna Circuit 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 Main ANT RF Paths RF antenna consists 2G/3G/WIFI/GPS, Description as right diagram WIFI ANT RF Paths Wif /BT path GPS path Company confdentaa...
  • Page 43 RF introduction:2G/3G Main Antenna Position RF introduction:2G/3G Main Antenna Position ANT Matching MB RF Switch Connect to Sub by Coaxial Cable Company confdentaa...
  • Page 44 RF introduction: WIFI Antenna Position RF introduction: WIFI Antenna Position WiFi/BT/GPS WiFi/BT/GPS Antenna Antenna Clips Matching Company confdentaa...
  • Page 45 common issue 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 Company confdentaa...
  • Page 46 RF-1:Network function error 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. Company confdentaa...
  • Page 47 RF-2:GSM Trouble shooting (1/3) RF-2:GSM Trouble shooting (1/3) • Check GSM transmission path ( 檢查 GSM 發射路徑 ) Tx I/Q Signal Company confdentaa...
  • Page 48 RF-2:GSM Trouble shooting (2/3) 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 –...
  • Page 49 RF-2:GSM Trouble shooting (3/3) 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 High band GSM signal Low band GSM signal...
  • Page 50 RF-3:WCDMA Trouble shooting (1/5) 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. Company confdentaa...
  • Page 51 RF-3:WCDMA Trouble shooting (2/5) RF-3:WCDMA Trouble shooting (2/5) WCDMA 發射路徑 WCDMA transmission path • 確認發射路徑 – – Check signal transmission path 使用频谱仪量測下圖所標之腳位 , 檢視其 Power – – Use oscilloscope to test below point and power Company confdentaa...
  • Page 52 RF-3:WCDMA Trouble shooting (3/5) RF-3:WCDMA Trouble shooting (3/5) WCDMA 發射路徑 WCDMA transmission path • Transceiver-3G PA, PA-Duplexer From MT6166 From MT6166 WCDMA BAND 1/2 signal WCDMA BAND 1/2 signal Company confdentaa...
  • Page 53 RF-3:WCDMA Trouble shooting (4/5) 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 Company confdentaa...
  • Page 54 RF-3:WCDMA Trouble shooting (5/5) RF-3:WCDMA Trouble shooting (5/5) 發射路徑 ASM-RF Con (GSM + WCDMA) • • Transmission Path ASM-RF Con (GSM + WCDMA) GSM PA+ASM Company confdentaa...
  • Page 55 RF-4:GSM/WCDMA Trouble shooting 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 Company confdentaa...
  • Page 56 WIFI /BT/GPS WIFI /BT/GPS WIFI/BT/GPS IC: MTK MT6627 BT/WIFI: 1. Check whether the antenna of BT\WIFI damaged 2. Check whether BT\WIFI R1503 has output frequency of 26M （ co _ clock design ） 3. Check BT\WIFI TRX path Company confdentaa...
  • Page 57 WIFI /BT/GPS WIFI /BT/GPS BT/WIFI TRX path ： Co_clock design ： MT6166 U1303 MT6627 U1504 MT6627 U1504 Company confdentaa...
  • Page 58 WIFI /BT/GPS 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 Company confdentaa...
  • Page 59 WIFI /BT/GPS WIFI /BT/GPS GPS RX path U1506 MT6627 U1504 Company confdentaa...
  • Page 60 Thank You ！ Company confdentaa...