Huawei S7-SLIM Maintenance Manual
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Huawei S7-SLIM Maintenance Manual

Huawei S7-SLIM Maintenance Manual

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S7-SLIM Maintenance Manual Basic
Prepared by
Reviewed by
Approved by
Huawei Technologies Co., Ltd.
Version V1.1
Product Department
Documentation Team
All rights reserved
Date
2011-4-11
Date
Date

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  • Page 1 S7-SLIM Maintenance Manual Basic Version V1.1 Product Department Prepared by Date 2011-4-11 Documentation Team Reviewed by Date Approved by Date Huawei Technologies Co., Ltd. All rights reserved...

  • Page 2: Revision Record

    S7-SLIM Maintenance Manual Basic Version V1.1 Internal Revision record Revision Section Change Date Revision Author Version Number Description Cause 2011-4-11 V1.0 Product Department Documentation Team Huawei confidential. No spreading without permission. Page 2 of 71 2011-04-29...

  • Page 3: Table Of Contents

    S7-SLIM Maintenance Manual Basic Version V1.1 Internal Contents PRODUCT INTRODUCTION ............................4 ............................. 4 RODUCT PPEARANCE S7 S ..........................4 ODELS ESCRIPTION ............................5 RODUCT PECIFICATIONS MAINTENANCE INSTRUCTIONS ........................... 7 ............................7 OCUMENT PPLICATION ..........................7 AINTENANCE RECAUTIONS ......................7...

  • Page 4: Product Introduction

    S7-SLIM Maintenance Manual Basic Version V1.1 Internal Product Introduction 1.1 Product Appearance 1.2 S7 Slim Models Description The following table lists the functional differences between these models. Models Standard & Frequency bands  UMTS 900/2100MHz S7 slim -201u  GSM 850/900/1800/1900MHz ...

  • Page 5: Product Specifications

    S7-SLIM Maintenance Manual Basic Version V1.1 Internal 1.3 Product Specifications Item Specification Dimensions （ L× W× H） 200 mm × 109.5 mm × 12.5 mm Weight 440 g ~ 445 g (including the battery) Input:100V～240V AC，50Hz/60Hz Power Supply Output: 5V DC，2.0A...
  • Page 6 S7-SLIM Maintenance Manual Basic Version V1.1 Internal Item Specification Color: 26.2K Capacitive touchscreen of 7 inches. Support multi-point touch (Four points) Touchscreen Camera Front camera: 0.3 megapixels with CMOS and fixed-focus lens Rear camera: 3.2 megapixels with CMOS and fixed-focus lens Qualcomm GPS Bluetooth 2.1 + EDR,...

  • Page 7: Maintenance Instructions

    This document provides instructions for the maintenance of Huawei products for the maintenance personnel in Huawei-authorized service sites. This manual is Huawei proprietary and is only permitted to be used by authorized service sites or companies. Mistakes may be found in the document. If you have found any mistake or have any suggestion, please contact our customer service personnel.

  • Page 8: Explosive View Of The Whole Unit

    S7-SLIM Maintenance Manual Basic Version V1.1 Internal Explosive View of the Whole Unit 13 15 This exploded view is only applied to show phone frame. It is not regarded as a reference for applying spare parts. Description Quantity Front cover_ASM...
  • Page 9 S7-SLIM Maintenance Manual Basic Version V1.1 Internal Description Quantity PCB_Main board Back_camera_module GPS Antenna MIC Cover Speaker_FPC Coaxial Cable Wifi Antenna Back Cover_ASM Battery Battery Cover_ASM Deco_Cover_Asm Huawei confidential. No spreading without permission. Page 9 of 71 2011-04-29...

  • Page 10: Location Of Components On The Main Board

    S7-SLIM Maintenance Manual Basic Version V1.1 Internal Location of Components on the Main Board Example : S7 slim-201u Z2000-Z2005&Z2008 U1200 NAND U1300 Level Shifter U2200 Battery EMI Filter Flash-4G Management IC Failure symptom: Failure symptom: Failure symptom: Failure symptom: Display failure...
  • Page 11 S7-SLIM Maintenance Manual Basic Version V1.1 Internal Z1602 Varistor+ EMI J1400 SIM Card U1901 Semiconductor J1701 BTB Connector Noise Filter Socket Sensor-Compass Failure symptom: Failure symptom: Failure symptom: Failure symptom: Keypad failure, Earphone voice failure SIM card failure Compass function...
  • Page 12 Failure symptom: Failure symptom: USB communication RF transmitter failure, MIC voice failure RF receiver failure failure BOM List is only for your reference, the lasted BOM information is downloaded in the system of Huawei. Description Location D1000,D1001,D1401,D1500,D1701, 15010248 Schottky Diode-30V D500,D800...
  • Page 13 S7-SLIM Maintenance Manual Basic Version V1.1 Internal Description Location 15040264 Transient Suppressing Diodes-5.5V-15V D1504,D1505,D1507,D1904,D1905 15020100 Lighting Diode-0.04cd-Blue D1700 15010100 Schottky Diodes/70V/0.41V D2100 15010263 Schottky Diode-30V-1A D2101 15010235 Schottky Diode-40V-0.5A D2103 15010198 Schottky Diodes,40V,2A D2202,D2203 14240222 IO Connector,Micro_B Type Female,5pins J1401...
  • Page 14 S7-SLIM Maintenance Manual Basic Version V1.1 Internal Description Location AUDIO Chip,Lower Noise by Two MIC and Echo 43110051 U1600 Canceler,BGA35-17-0514(Pb-free) LVCMOS-Single Inverter 36020343 U1601 Gate-SC70-4.4ns-8mA-cmos-cmos-0ns-0ns-0ns 38020046 DUAL SPDT,2.7-4.2V,0.6ohm,16MHz,QFN10L U1602 Audio Power Amplifier-Differencial-Micro SMD 39080077 U1603 9pin(BGA Pb-Free) Semiconductor Sensor, 38140011...
  • Page 15 S7-SLIM Maintenance Manual Basic Version V1.1 Internal Description Location 51621024 Antenna Spring-U1250-WN9149-N83-7F-W J1,J10,J13,J14,J2,J20,J3,J4,J5,J9 Headphone Connector,3.5mm,6pins,Angle,SMT,Arc 14240229 type 14240060 RF Connector-Coaxial Connector-Straight-Male-SMT 14240138 BTB Connector-Female-24-0.4mm-2mm-SMT Audio Power Amplifier-2.4~5.5V-Differencial-Micro 39080077 SMD 9pin(BGA Pb-Free) Varistor-8V-4V-30V-SMT-0405-ESD+EMI Noise 07040064 Filter-DCR 0.3ohm/270pF@1MHz LCD Display Module,Single 23040183 Display,TFT-LCD,7.0`, ,Without Touch Screen,ZIF...

  • Page 16: Software Upgrade

    S7-SLIM Maintenance Manual Basic Version V1.1 Internal Software Upgrade 5.1 Upgrade Preparation Item Contents Remark Battery The battery level must be more than two bars. Micro SD card More than 512M Upgrade Environment USB Cable BOM: For copying upgrade file...
  • Page 17 S7-SLIM Maintenance Manual Basic Version V1.1 Internal Kingstone, or Kingmax is recommended. Step 2. Format the Micro-SD card (This operation is optional). Right click your mouse and select „Extract here‟, unzip the customized package. Step 3. Step 4. Obtain the unzipped folder and files (subdirectory: \dload\*.*)

  • Page 18: Sd Upgrade Error Handling

    S7-SLIM Maintenance Manual Basic Version V1.1 Internal tablet. Step 9. Pull out micro SD card, restart If upgrade fails, LED light will shine fleetly, about 3 times per second. 5.2.4 SD Upgrade Error handling Error 1 During SD card upgrade, if handset shows flash screen to lead failed upgrade, check whether there is a miss-operation.

  • Page 19: Install Usb Device Driver

    S7-SLIM Maintenance Manual Basic Version V1.1 Internal If it is the first time when your PC uses USB upgrade, then system will prompt “finding new device”,(maybe prompting new device as following picture),it will indicate that the system has entered USB upgrade mode successfully: 5.3.2 Install USB Device Driver...

  • Page 20: Upagrade Tools

    It has been saved in the following path: tools\s70_pc_suite\usb_upgrade. When entering USB upgrade mode and the driver is installed successfully on PC,you can use upgrade tool.The tool is “HUAWEI Optional UMTS MultiDownload Software”. The corresponding configuration file is S70.xml. 5.3.4 USB Upgrade Operation 1.

  • Page 21: Usb Upgrade Error Handling

    S7-SLIM Maintenance Manual Basic Version V1.1 Internal 2. Start to upgrade, click the button “ Scan&&Download”, upgrade procedure will scan the port connected to PC. If the configuration matches with the configuration file, upgrade operation will start, as shown in the following picture: 5.3.5 USB Upgrade Error Handling...

  • Page 22: Maintenance Tools

    S7-SLIM Maintenance Manual Basic Version V1.1 Internal Maintenance Tools Name: Constant-temperature Hot Air Gun Purpose: Heat component. Name: Soldering Iron Purpose : Repair soldering Name: DC Power Supply Purpose: Supply voltage and current. Name: Soldering Station Purpose: Fix main board.
  • Page 23 S7-SLIM Maintenance Manual Basic Version V1.1 Internal Name: Tool kit Purpose : Assemble and Disassemble tool Name: Electronic Screw Driver Purpose : Assemble and Disassemble tool Huawei confidential. No spreading without permission. Page 23 of 71 2011-04-29...

  • Page 24: Disassembly Process

    S7-SLIM Maintenance Manual Basic Version V1.1 Internal Disassembly Process 2. Disassemble procedure of the S7-SLIM is shown 1. Make sure the ESD antistatic wrist strap connect to below. the ground is normal. 4. Remove the battery. 3. Remove the battery cover.
  • Page 25 S7-SLIM Maintenance Manual Basic Version V1.1 Internal 6. Remove the decoration cover. 5. Disassemble the buckles of the decoration cover. 7. Remove the nine screws. 8. Disassemble the buckles of back cover. 9. Disassemble another buckles of back cover and note 10.
  • Page 26 S7-SLIM Maintenance Manual Basic Version V1.1 Internal 12. Remove the four screws on the mainboard. 11. Remove the back cover. Note: BTB connection on the board. 14. Remove BTB connector of the outer camera. 13. Remove BTB connector of the inner camera.
  • Page 27 S7-SLIM Maintenance Manual Basic Version V1.1 Internal 18. Remove the FPC of the LCD. 17. Put up buckle of the FPC for the LCD. 20. Remove the MIC. 19. Disassemble the coaxial cable connector. 22. Remove the inner camera. 21. Remove the mainboard.
  • Page 28 S7-SLIM Maintenance Manual Basic Version V1.1 Internal 24. Remove the outer camera. 23. Remove the two speakers. 26. Remove BTB connector the keypad. 25. Disassemble the power key FPC. 28. Disassemble the coaxial cable connector. 27. Disassemble the volume key FPC.
  • Page 29 S7-SLIM Maintenance Manual Basic Version V1.1 Internal 30. Remove the four screws on the side of the front 29. Remove the two screws. cover. 32. Disassemble the LCD module and the middle 31. Remove the three screws on another side of the frame from front cover.
  • Page 30 S7-SLIM Maintenance Manual Basic Version V1.1 Internal 36. Remove one screw on the key board. 35. Remove cover of the MIC. 38. Put up the key board. 37. Disassemble buckle for the key board. 40. Remove the product label. 39. Remove the key board.
  • Page 31 Note: Don`t damage FPC. 44. Remove the FPC of the keypad. 43. Remove the middle frame. Note: Don`t damage FPC. 46. Disassembly procedure of the S7-SLIM is 45. Disassembly procedure of the S7-SLIM is completed(figure 2). completed(figure 1). Huawei confidential. No spreading without permission.

  • Page 32: Assembly Process

    S7-SLIM Maintenance Manual Basic Version V1.1 Internal Assembly Process 1. Make sure the ESD antistatic wrist strap connect to 2. Assembly procedure of the S7-SLIM is shown the ground is normal. below (figure1). 3. Assembly procedure of the S7-SLIM is shown 4.
  • Page 33 S7-SLIM Maintenance Manual Basic Version V1.1 Internal 5. Paste the fixing film. 6. Install the LCD module to the middle frame. Note: Don`t damage FPC. 7. Assemble the LCD module to the middle frame. 8. Install BTB connector of the keypad FPC.
  • Page 34 S7-SLIM Maintenance Manual Basic Version V1.1 Internal 11. Install the key board. 12. Install buckle for the key board. Note: Don`t damage FPC. 13. Install the one screw. 14. Install the MIC cover. 15. Rip off the protection film to the LCD.
  • Page 35 S7-SLIM Maintenance Manual Basic Version V1.1 Internal 17. Install the LCD module and the middle frame to 18. Paste the product label. the front cover. 19. Install the seven screws on two sides of the front 20. Install the two screws on the middle frame.
  • Page 36 S7-SLIM Maintenance Manual Basic Version V1.1 Internal 23. Install the volume key FPC. 24. Assemble BTB connector of the keypad FPC. 25. Install the power key FPC. 26. Install the outer camera. 27. Install the two speakers. 28. Install the inner camera.
  • Page 37 S7-SLIM Maintenance Manual Basic Version V1.1 Internal 29. Install the PCB board. 30. Install the MIC. Note: Don`t damage the FPC. 31. Install another coaxial cable connector. 32. Assemble the FPC of the LCD module. 33. Press the buckle of the FPC.
  • Page 38 S7-SLIM Maintenance Manual Basic Version V1.1 Internal 35. Assemble another BTB connector of the keypad 36. Assemble BTB connector of the outer camera. FPC. 37. Assemble BTB connector of the inner camera. 38. Install the four screws. 39. Install the power key and the volume key.
  • Page 39 43. Install the nine screws. 44. Install the decoration cover. 45. Install the battery. 46. Install the battery cover. Assembly procedure of the S7-SLIM is completed. Huawei confidential. No spreading without permission. Page 39 of 71 2011-04-29...

  • Page 40: Troubleshooting Of Common Failures

    9.1 Principle Instruction The S7-SLIM develops basing on QSD8250 IC of the new generation processor of Qualcomm. It mostly consists of base band module, RF module, application module and PM module. The QSD8250 IC of base band is divided into AP module and modem module.

  • Page 41: No Power On

    S7-SLIM Maintenance Manual Basic Version V1.1 Internal Light Accelerat Key and Battery Touch Sensor Sensor 800*480 R or C SDIO WIFI/BT UART BCM4319+BTS4025 PMIC PM7540+TPS65023 SDIO3 EMMC EBI1 QSD8650 EBI2 HDMI 4G+2G SII9024ARBT Control Amplifier Power NCP2820 RTR6285 Speaker T-flash...
  • Page 42 S7-SLIM Maintenance Manual Basic Version V1.1 Internal High current Check J2200& J2201 whether Replace the faulty it is damaged? components Check U2200 whether Replace the U2200 it is short circuit？ Check U701 whether Replace the U701 it is short circuit？...
  • Page 43 S7-SLIM Maintenance Manual Basic Version V1.1 Internal 3.7- J2200 Pin3-VBAT 4.2V U2200 VCC-test U2200 2.5V C2211 VPH_PWR-test U500 4.2V C544 U500 U800 VINDCDC-test U701 4.2V C712 U701 U3400 U3000 U3201 VCC-test U3400 C3403 4.2V VCC-test U3000 C3007 4.2V VCC-test U3201 C3107 4.2V...

  • Page 44: No Power On--Small Current

    S7-SLIM Maintenance Manual Basic Version V1.1 Internal 9.2.2 No Power on--Small current Analysis： The current is among 10mA-500mA scope as power supply by DC-power. The problem of software or FLASH causes the failure usually. Reference Figure 9-2 Small current Download the latest software...
  • Page 45 S7-SLIM Maintenance Manual Basic Version V1.1 Internal VCC-test U2200 U2200 2.5V C2211 U1200 VREG_MSMC- 32.768 U500 1.8V X600 Pin1-OUT test L500 VREG_MSME- U500 1.2V VREG_MSMP test L502 U500 2.6V -test C535 U800 U500 19.2 Pin3-OUT 2900 VDCDC2-test U701 1.2V L701...

  • Page 46: Charge Failure

    S7-SLIM Maintenance Manual Basic Version V1.1 Internal 9.3 Charge Failure Reference Figure 9-3 Charge Failure Insert charger Measure whether the J2201 is Replace the J2201 normal？ Measure whether resistance of Replace faulty the D2202&D2203 are normal? components Measure whether all pins of the Replace the Q2200 Q2200 has voltage difference？...
  • Page 47 S7-SLIM Maintenance Manual Basic Version V1.1 Internal Q2201 Q2201 Pin1-BAT_FET 4.2V U500 VCOIN-test U500 2.6V C532 Pin1-CHG_CT Q2200 4.2V Q2200 Q2200 Pin3-VDCIN 4.8V D2203 VCHG 4.8V D2202 VCHG 4.8V J2201 J2201 Pin1-test 5.0V Figure9-3 Huawei confidential. No spreading without permission.

  • Page 48: Sim Card Failure

    S7-SLIM Maintenance Manual Basic Version V1.1 Internal 9.4 SIM Card Failure Reference Figure 9-4 SIM card failure Re-solder or replace Check whether J1400 is normal? the J1400 Measure whether Z1400 is Replace the Z1400 normal? Replace the U800 Measure J1400...

  • Page 49: Tf Card Failure

    S7-SLIM Maintenance Manual Basic Version V1.1 Internal 9.5 TF Card Failure Reference Figure 9-5 TF card failure Check whether J1402 is normal? Replace the J1402 Measure whether the supply Replace the U500 voltage of the TF_card is normal? (PM IC)

  • Page 50: Display Failure

    S7-SLIM Maintenance Manual Basic Version V1.1 Internal 9.6 Display Failure Reference Figure 9-6 Display failure Check whether J2001 is Re-solder and replace normal? the J2001 Replace the LCD, check whether it is normal? Replace faulty Measure whether Z2000- components Z2005&Z2008 is normal?
  • Page 51 S7-SLIM Maintenance Manual Basic Version V1.1 Internal Z2000-Z2005 Filter &Z2008 J2001 connector V_LED-test U2101 4.2V pin5 VDD_TP-test U2000 3.3V pin5 J2000 connector LCD_VGH-test U2100 C2133 U2100 LCD_BIAS-test U2100 4.2V L2100 Figure9-6 Huawei confidential. No spreading without permission. Page 51 of 71...

  • Page 52: Touch Panel Failure

    S7-SLIM Maintenance Manual Basic Version V1.1 Internal 9.7 Touch Panel Failure Reference Figure 9-6 TP failure Check whether J2000 is Re-solder and replace normal? the J2000 Measure whether U2000 is replace the U2000 normal? Replace the TP module, check whether it is normal? Replace the U800 Huawei confidential.

  • Page 53: Wifi Failure

    S7-SLIM Maintenance Manual Basic Version V1.1 Internal 9.8 WIFI Failure Reference Figure 9-7 WIFI failure Check whether the WIFI Replace the WIFI antenna is normal? antenna Measure whether the J2300 is Replace the J2300 normal? Replace Z2600, check whether it is normal?
  • Page 54 S7-SLIM Maintenance Manual Basic Version V1.1 Internal J2300 U2600 RF Switch Z2600 Ceramics Filter U2501 BT IC chip Single chip U2400 X2500 X2400 WiFi Figure9-7 Huawei confidential. No spreading without permission. Page 54 of 71 2011-04-29...

  • Page 55: Bt Failure

    S7-SLIM Maintenance Manual Basic Version V1.1 Internal 9.9 BT Failure Reference Figure 9-7 BT failure Check whether the BT antenna Replace the BT is normal? antenna Measure whether the J2300 is Replace the J2300 normal? Replace Z2600, check whether it is normal?

  • Page 56: Functional Test

    S7-SLIM Maintenance Manual Basic Version V1.1 Internal Functional Test 10.1 MMI Test Input “*#*#2846579#*#*”，select “MMI Test”. Press “成功” to start MMI test. “成功” mean “Success”, “失败” mean “ Failure”. Press “成功” to start MMI test. Huawei confidential. No spreading without permission.
  • Page 57 S7-SLIM Maintenance Manual Basic Version V1.1 Internal SD card test Test Micro-SD, if there is Micro-SD insert in, the screen will show “存在 SD 卡”（ SD card exist）. Press “成功” to continue next test. SIM card test Test SIM card , if there is SIM card insert in, the screen will show “存在 SIM 卡” （ SIM card exist） . Press “成功”...
  • Page 58 S7-SLIM Maintenance Manual Basic Version V1.1 Internal Gravity test Put handset different toward desk, a few seconds later, the screen will show “√”, means PASS. Press “成功” to continue next test. Touch screen test Touch blue parts on the screen, it will display red, means PASS. Press “成功” to continue next test.
  • Page 59 S7-SLIM Maintenance Manual Basic Version V1.1 Internal LCD test The screen will display white color→black color→Black-white lines→colorful lines. Press “成功” to continue next test. Huawei confidential. No spreading without permission. Page 59 of 71 2011-04-29...
  • Page 60 S7-SLIM Maintenance Manual Basic Version V1.1 Internal Huawei confidential. No spreading without permission. Page 60 of 71 2011-04-29...
  • Page 61 S7-SLIM Maintenance Manual Basic Version V1.1 Internal Number test The Number is changed automatically. Press “成功” to continue next test. LCD Backlight test The backlight will be changed automatically. Press “成功” to continue next test. Huawei confidential. No spreading without permission.
  • Page 62 S7-SLIM Maintenance Manual Basic Version V1.1 Internal Keypad test The color will be turned after press down successfully. Press “成功” to continue next test. Camera test The screen will display the real scene that captured by camera. Press “成功” to continue next test.
  • Page 63 S7-SLIM Maintenance Manual Basic Version V1.1 Internal 10) Speaker test The speak will play voice by right channel and left channel. Press “成功” to continue next test. Huawei confidential. No spreading without permission. Page 63 of 71 2011-04-29...
  • Page 64 S7-SLIM Maintenance Manual Basic Version V1.1 Internal 11) Plugged and pulled out Earphone test The color will be turned after Plugged and pulled out Earphone successfully. Press “成功” to continue next test. Huawei confidential. No spreading without permission. Page 64 of 71...
  • Page 65 S7-SLIM Maintenance Manual Basic Version V1.1 Internal 12) Bluetooth test IT will search bluetooth equipments around automatically to show on the screen. Press “成功” to continue next test. 13) Wifi test IT will search Wifi network around automatically to show on the screen. Press “成功” to continue next test.
  • Page 66 S7-SLIM Maintenance Manual Basic Version V1.1 Internal 14) Earphone test The earphone will play voice by right channel and left channel. Press “成功” to continue next test. Huawei confidential. No spreading without permission. Page 66 of 71 2011-04-29...
  • Page 67 S7-SLIM Maintenance Manual Basic Version V1.1 Internal 15) LED light test The LED will light automatically. Press “成功” to continue next test. 16) Compass test The Compass will test automatically. Press “成功” to continue next test. Huawei confidential. No spreading without permission.
  • Page 68 S7-SLIM Maintenance Manual Basic Version V1.1 Internal 17) Call Loop test Speak to MIC, and you will hear voice loop from receiver. Press “成功” to continue next test. 18) Earphone Call Loop test Speak to MIC of the earphone, and you will hear voice loop from receiver of the earphone. Press “成功” to continue next test.
  • Page 69 S7-SLIM Maintenance Manual Basic Version V1.1 Internal 19) Coulometer test The coulometer will test automatically. Press “成功” to continue next test. Huawei confidential. No spreading without permission. Page 69 of 71 2011-04-29...
  • Page 70 S7-SLIM Maintenance Manual Basic Version V1.1 Internal 20) Motor test The motor will vibrate automatically. Press “成功” to continue next test. 21) The screen will display testing results Press Home key quit test. Huawei confidential. No spreading without permission. Page 70 of 71...

  • Page 71: Voice Call Test

    S7-SLIM Maintenance Manual Basic Version V1.1 Internal 10.2 Voice Call Test Insert SIM card to mobile phone, press and hold Power key to power on. Check whether the signal strength is changed normally in local network environment. Dial a fixed-line number to test voice quality during a call.

This manual is also suitable for:

S7 slim -201uS7 slim -201w

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