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Acer B1-720, Руководство по обслуживанию

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FRU (Field Replaceable Unit) List

6-2

FRU (Field Replaceable Unit) List

This chapter provides the FRU (Field Replaceable Unit) listing in global configurations for the B1-
720. Refer to this chapter whenever ordering for parts to repair or for RMA (Return Merchandise 
Authorization).

 

NOTE:

When ordering FRU parts, check the most up-to-date information available on the regional web 
or channel. Part number changes will not be noted on the printed Service Guide. For Acer 
Authorized Service Providers, the Acer office may have a different part number code from 
those given in the FRU list of this printed Service Guide. Users MUST use the local FRU list 
provided by the regional Acer office to order FRU parts for repair and service of customer 
machines.

 

NOTE:

To scrap or to return the defective parts, users should follow local government ordinances or 
regulations on proper disposal, or follow the rules set by the regional Acer office on how to 
return the defective parts.

Содержание B1-720

Страница 1: ...B1 720 S E R V I C E G U I D E ...

Страница 2: ...iter Tool 2 18 G Sensor Calibration Tool 2 21 Preparation 2 21 Using the G Sensor Calibration Tool 2 24 Chapter 3 Jumper and Connector Locations Mainboard Top View 3 2 Mainboard Bottom View 3 3 Chapter 4 Troubleshooting General Information 4 2 Power On Issues 4 3 No Display Issues 4 4 LCD Picture Failure 4 5 Touch Screen Failure 4 6 Internal Speaker Failure 4 7 Extend Earphone Failure 4 8 USB Test...

Страница 3: ...tion 5 21 Mainboard Removal 5 24 Mainboard Installation 5 28 Battery Removal 5 32 Battery Installation 5 33 Camera Removal 5 34 Camera Installation 5 35 Chapter 6 FRU Field Replaceable Unit List Exploded Diagram 6 3 FRU List 6 5 Screw List 6 7 Chapter 7 Test Compatible Components Android OS Environment Test 7 2 B1 720 7 2 Chapter 8 Online Support Information Introduction 8 2 ...

Страница 4: ...s or warranties either expressed or implied with respect to the contents hereof and specifically disclaims any warranties of merchantability or fitness for any particular purpose Any Acer Incorporated software described in this manual is sold or licensed as is Should the programs prove defective following their purchase the buyer and not Acer Incorporated its distributor or its dealer assumes the ...

Страница 5: ...as command names option letters and words are shown in constant width bold Variables contained within user input are shown in angle brackets Example At the prompt type run file name m Keyboard keys are shown in bold italics Example After entering data press Enter Screen output text that represents information displayed on the system such as menus prompts responses to input and error messages are s...

Страница 6: ...rvice guide In such cases contact your regional offices or the responsible personnel channel to provide you with further technical details When ordering FRU parts Check the most up to date information available on your regional web or channel If for whatever reason a part number change is made it may not be noted in this printed service guide For Acer authorized service providers Your Acer office ...

Страница 7: ...ications and Configurations Hardware Specifications and Configurations 1 2 Features 1 2 Tablet Tour 1 5 Front View 1 5 Rear View 1 6 Top View 1 7 Right View 1 8 Left View 1 9 System Block Diagram 1 10 Specifications Table 1 11 ...

Страница 8: ...ortex A7 1 3 GHz processor System Memory RAM DDR3 1GB eMMC 8GB 16GB Display LCM 7 WSVGA LCM 1024 x 600 169PPI Low voltage Wide viewing angle High brightness LED backlit TFT LCD with integrated multi touch LVDS interface Audio Subsystem Microphone Speaker 3 5mm Audio Jack Camera Front Camera 13P2SF001 0 3M Image Sensor OV7675 SOC 1 9 Output format RAW RGB YUV422 ITU656 RGB565 Image capture at 30fps...

Страница 9: ...oth Bluetooth 4 0 GPS Typical tracking sensitivity of 163dBm Supports external LNA Expansion Slot MicroSD memory card up to 32G SDHC 2 0 compatible USB Micro B port supporting USB 2 0 client Special Keys and Controls Capacitive Multi Touch Screen Touch controller Goodix GT927 Function buttons Side mechanical key Volume Up Volume Down Power Sensors G Sensor I O Ports USB Micro B port supports USB 2...

Страница 10: ... Li polymer battery pack Battery life Up to 4 5 hours based on video playback test results Power Adapter 2 pin 10 W AC adapter 75 3 W x 45 D x 33 8 H mm 75 g without DC cable AC power plug is interchangeable 2 pin 7 W AC adapter 38 W x 38 D x 27 7 H mm 40 g without DC cable Fixed AC pins Others SW Top HD Games Portal Acer Portal AcerCloud Google Mobile Services except China region Green Requiremen...

Страница 11: ...iew Figure 1 1 Front View Table 1 1 Front View Item Description 1 Microphone Receives audio input 2 Speaker Emits stereo audio 3 Touch Screen 7 inch 1024 x 600 capacitive touch screen 4 Camera A 0 3 megapixel camera for video chatting and self portrait images 1 4 2 3 ...

Страница 12: ...e Specifications and Configurations Rear View Figure 1 2 Rear View Table 1 2 Rear View Item Description 1 Card Slot Insert a microSD card into the slot 2 Volume Control Increases or decreases the tablet volume 1 2 ...

Страница 13: ...ble 1 3 Top View Item Description 1 Headset Jack Connects to stereo headphones 2 USB Micro B Port Connects to a computer or power adapter with a USB cable 3 Power Button Press and hold to turn the tablet on or off Press briefly to turn the screen on off or enter sleep mode 1 2 3 ...

Страница 14: ...1 8 Hardware Specifications and Configurations Right View Figure 1 4 Right View Table 1 4 Right View Item Description 1 Volume Control Increases or decreases the tablet volume 1 ...

Страница 15: ...Hardware Specifications and Configurations 1 9 Left View Figure 1 5 Left View Table 1 5 Left View Item Description 1 Card Slot Insert a microSD card into the slot 1 ...

Страница 16: ...6323 PMIC AUDIO LDO OUTPUT BUCK OUTPUT CHARGER Battery LDO Output BUCK Output I2S SPI EINT I2C G Sensor Sidekey volume up eMMC 8G 16G MSDC0 MSDC1 UART1 micro SD JTAG MT8111 Cortex A7 1 3GHz Dual Core Debug Port DDR3L 1GB 512M X 8bits 2 Pcs UART0 LCM 26MHz MIC combo JACK WIFI BT GPS switching Charger I2C EINT I2C EINT M a x s u p p o r t V R A M s i z e 2 G B CONN Capacitive Touch Panel Kionix_KXTI...

Страница 17: ...r Operating voltage AC Input 90V 264V DC Output 5 25V 7W 5 35V 10W Operating current AC Input 0 25A 7W 0 4A 10W DC Output 1 35A 7W 2A 10W Temperature Operating 3ºC 40ºC 37ºF 104ºF Non operating 20ºC 60ºC 4ºF 140ºF Relative humidity Operating 0 80 Non operating 0 80 Maximum altitude unpressurized Operating 0 63 cm 0 2 48 in Non operating Shock Operating Amplitude 105G Non operating Amplitude 220G R...

Страница 18: ...N 40P WLAN BT FM Wireless S IC MT6627N A QFN 40P WLAN BT FM GPS S IC MT6627N A QFN 40P WLAN BT FM GPS Low Noise Amplifier N A TOUCH controller GOODIX_GT927 eMMC 8GB 16GB CAMERA CAMERA M 13P2SF001 LITEON 0 3M 0FA Thermal Sensor N A Audio codec MT6323GA A_VFBGA145 Embedded in PMU Audio Amplifier MT6323GA A_VFBGA145 Embedded in PMU Echo Cancellation N A Battery Charger S IC BQ24196RGER VQFN 24P PWM E...

Страница 19: ...ackage FCCSP 10 6mm 11 0mm 475 ball 0 4mm pitch package Item CPU Speed Cores Bus Speed FSB DMI QBI Mfg Tech Cache Size Package Core Voltage MT811 1V 1 3 GHz Dual Core N A 28nm 32KB L1 I cache and 32KB L1 D cache FCCSP 10 6mm 11 0mm 475 ball 1 15V Item Specification Memory controller Embedded in CPU Memory size 1GB DDR3 Item Specification Vendor Model Name Hynix 8G H26M42003 GMR Kingston 8G KE4CN3K...

Страница 20: ...ocol Bluetooth 2 1 Enhanced Data Rate EDR BT3 0 HS BT4 0 Interface Analog IQ Connector type N A Supported protocol N A Item Specification Controller GPIO Features Bluetooth specification v2 1 EDR Bluetooth specification v3 0 HS compliance Bluetooth v4 0 Low Energy LE Integrated PA with 6dBm class 1 transmit power Typical Rx sensitivity with companion chip modem GFSK 92 5dBm DQPSK 91 5dBm 8 DPSK 86...

Страница 21: ...itch mm 0 15 x 0 15 Typical White Luminance cd m2 also called Brightness 220 nits Contrast Ratio 700 Response Time Optical Rise Time Fall Time msec 20 Typical Power Consumption watt 1 8w Weight without inverter 100g Physical Size mm 165 75 x 105 39 Electrical Interface LVDS Viewing Angle degree Horizontal Right CR 10 Left Vertical Upper CR 10 Lower 45 45 45 45 Resolution 16 bits 32 bits 36 bits 48...

Страница 22: ...ures N A Item Specification Audio Controller MT6329 Audio onboard or optional On board Mono or Stereo Mono Resolution 16 bit data resolution Compatibility I2S Interface Sampling rate Sample rate up to 44 1KHz Internal microphone Yes Internal speaker quantity Yes 1W stereo speaker x1 Phone Jack HP_Out MIC Features Full set high quality audio feature Supports uplink downlink audio CODEC and high pow...

Страница 23: ...otection is integrated MT6323 also has built in receiver mode for 2 in 1 loudspeaker This built in receiver mode supports multi purpose loudspeaker without any extra BOM cost The output power can reach 97mW onto 8 ohm speaker load Item Specification Chipset MT6627 Data throughput 802 11b 1 2 5 5 11Mbps 802 11g 6 9 12 18 24 36 48 54Mbps 802 11n MCS 0 7 HT20 HT40 Protocol CCXv2 CCXv3 CCXv4 CCXv5 WFA...

Страница 24: ...face N A Compatibility N A Sampling rate N A Item Specification Chipset N A Memory size N A Interface N A Item Specification USB compliance level USB 2 0 Modes Client Speed High speed dual mode Number of USB port s Client port x 1 Location JP7 Output Current N A Client mode Item Specification Compliance level N A Data throughput N A Number of HDMI port s N A Location N A ...

Страница 25: ...x rated value including I2t de rating for all input components 10W The cold inrush current must not cause the input fuse to open or cause damage to component Efficiency 7W Average efficiency 76 20 10W Average efficiency 74 67 Item Specification Chipset SD function is supported by CPU Package N A Interface MSDC Maximum supported size Follow SD2 0 spec Max Card Size is 32GB Features MicroSD Item Spe...

Страница 26: ... SOP 2 2 Main Menu 2 3 Testing User Interface UI 2 3 Test Report UI 2 4 CSDDL Tool 2 9 Preparation 2 9 Using the CSDDL Tool 2 12 NVRAM Writer Tool 2 15 Preparation 2 15 Using the NVRAM Writer Tool 2 18 G Sensor Calibration Tool 2 21 Preparation 2 21 Using the G Sensor Calibration Tool 2 24 ...

Страница 27: ...s a software tool designed to diagnose problems with its hardware components Diagnostic Tool SOP 1 On the device go to the applications screen and look for the diagnostic tool named ACTP Figure 2 1 Device Applications Screen 2 Tap the ACTP icon to start the testing process ...

Страница 28: ...want to test and then tap OK to start Figure 2 2 Diagnostic Tool Main Menu Testing User Interface UI Test items status window At the left side of the UI It displays the status of the test item The main test window A direction window to tell user to take an action as displayed on the screen To exit the test window long press the ACTP logo at the left side of the screen Figure 2 3 Testing UI ...

Страница 29: ...t to retest the failed and non tested items Green Means the test item passed Red Means the test item failed Yellow Means the test item still been testing at background Grey Means not tested items 1 TouchSlope Test a Draw a line from the top left corner to the bottom right corner on the screen b Draw a line from the top right corner to the bottom left corner on the screen c Draw each line three 3 t...

Страница 30: ... then on the bottom and on the left Each side must be drawn three 3 times If drawing fails for more than three 3 times the Double Touch Test will fail Figure 2 5 Double Touch Test 3 RGB Test Press Vol hardware key to start the test Press Vol hardware key to switch to the next colored screen The screen sequence are as follows Red Green Blue Black White Judge the test result by tapping the Pass or F...

Страница 31: ...he test Or judge the test by tapping the Failure button or touch Retest to retest Figure 2 7 Hardware Keys Test 5 Front Camera Test Aim the front side of the device at an object Tap capture to test the picture taking functionality and the quality of the picture Tap Pass if the test passes Failure if the test fails or Retest to redo the test Figure 2 8 Front Camera Test ...

Страница 32: ...or Retest to redo the test Figure 2 9 Speaker Test 7 Top Microphone Test Tap the screen to start the test When Recording appears speak into the device Check the recorded sound quality when the screen shows Replaying Judge the result by tapping Pass if the test passes Failure if the test fails or Retry to redo the test Figure 2 10 Top Microphone Test ...

Страница 33: ...r to remove tested SD card Remove the SD card the status of this test item will be marked as green on status window If user ignores it until timeout it will be judged as failed item and marked as red on status window Figure 2 11 SD Card Test 9 G Sensor Test The G Sensor Test checks if a G Sensor module is present or not If a G Sensor is preset the test will pass automatically Figure 2 12 G Sensor ...

Страница 34: ...ool driver Microsoft NET Framework 4 5 Service ROM image file CSDDL tool To install the MTK tool driver do the following 1 Copy the MTK tool driver and CSDDL tool folder into the same root directory on disk D NOTE Make sure there is no space between the path Figure 2 13 Copying the Tools 2 Navigate to MTK tool driver folder and double click Install Figure 2 14 Installing the Driver ...

Страница 35: ... MTK driver is installed and the Install Complete status appears on Command Line interface as follows Figure 2 16 Driver Installation Is Complete The MTK driver installation is complete To install the Microsoft NET Framework 4 5 do the following 1 Download the Microsoft NET Framework 4 5 package from the Internet and download into your PC notebook 2 Double click on the installation package NOTE If...

Страница 36: ...ic Utilities 3 In the setup interface click Install to accept the license Figure 2 17 Accept the License 4 When the Microsoft NET Framework 4 5 installation is complete click Finish Figure 2 18 Installation Complete ...

Страница 37: ...ool NOTE Make sure the steps in Preparation section are completed To start using the CSDDL tool do the following 1 In your PC notebook navigate to CSD tool folder CSDDL double click Start bat The CSD Tool WIFI opens Figure 2 19 Opening the Tool ...

Страница 38: ... in the root directory of the D disk D You can select both Test and Shipping image For example if you want to download Test Service ROM version ZSJEV_factory_csd_8317 00 1 0004 select the Scatter File in ZSJEV_factory_csd_8317 00 1 0004 folder Figure 2 20 Selecting the Test Service ROM Scatter File For example if you want to download Shipping Service ROM version Acer_AV051_B1 710_RV00RB01_WW_GEN1 ...

Страница 39: ...t connected to the PAD via MicroUSB cable 4 Power off the PAD 5 Connect the PAD and PC notebook via the Micro USB cable 6 In CSD tool click Start button to begin with the download Figure 2 22 Downloading Scatter File 7 Wait until the DL PASS status appears on screen Figure 2 23 DL Is Complete 8 Disconnect the PAD from your PC notebook The DL is complete 9 To exit the CSD DL Tool WIFI tool click Cl...

Страница 40: ...he following Devices PC with ADB driver installed MicroUSB cable PAD with service ROM root permission OS Files NvramWriter apk Figure 2 25 Required File Do the following 1 Navigate to MTK driver folder Figure 2 26 Navigating to the MTK Driver Folder 2 Double click Install bat Figure 2 27 Installing the Driver ...

Страница 41: ...Figure 2 28 Warning Message NOTE Make sure not close the Command Line interface until the driver installation is complete 4 Wait until the driver is installed and the Install Complete status appears on Command Line interface as follows Figure 2 29 Driver Installation Is Complete 5 Enable the USB debug mode on PAD ...

Страница 42: ...Writer apk Figure 2 30 Installing the Tool Linux OS After the installation is complete the application called NvRamWriter appears in PAD s application list Windows OS a Navigate to MTK driver folder Set the path as the system environment variable if you have set up adb path no need to do this action again b Double click Install NvramWriter bat Figure 2 31 Installing the Tool Windows OS c Wait unti...

Страница 43: ...ation main page opens Understanding the Functions Read Value in PAD displays the current value retrieved from the PAD Write Tap Edit View to popup virtual keyboard for user to input Tap Submit button to write the value to the NvRAM after the input is complete NOTE If the format is correct the current value in PAD will be updated with the new value CodeSN UUID Wifi code Main Items Title Value in PA...

Страница 44: ...it button is tapped the Please input xxx message appears where xxx is the title of the item Figure 2 33 Reference Message 1 of 4 If without value in Confirm view the Please input confirm xxx message appears where xxx is the value to be confirmed Figure 2 34 Reference Message 2 of 4 Tablet_CH2_Sys Utilities fm Page 19 Tuesday December 31 2013 4 46 PM ...

Страница 45: ...s the title of the item to be confirmed Figure 2 35 Reference Message 3 of 4 If the value length is not correct and the Submit button is tapped then Length of xxx should be xx message appears where xxx is the title of the item and the xx is the value that is not correct Figure 2 36 Reference Message 4 of 4 Tablet_CH2_Sys Utilities fm Page 20 Tuesday December 31 2013 4 48 PM ...

Страница 46: ...following Devices PC with adb driver installed MicroUSB cable PAD with Service ROM root permission OS Level Files GSensorCali apk gsensorconfig txt G_SensorCali application Do the following 1 Navigate to MTK driver folder Figure 2 37 Navigating to the MTK Driver Folder 2 Double click Install bat Figure 2 38 Installing the Driver ...

Страница 47: ...he driver is installed and the Install Complete status appears on Command Line interface as follows Figure 2 40 Driver Installation Is Complete 5 Double click to open the gsensorconfig txt in a text editor and configure the GSensor Calibration specification as follows The values should be higher than 0 4 GSENSORMISAGAINX 0 5 GSENSORMISAGAINY 0 5 GSENSORMISAGAINZ 0 4 6 Enable the USB debug mode on ...

Страница 48: ...OS b Accept the Run in terminal option Figure 2 42 Run In Terminal Confirmation Message c Type in the password Figure 2 43 Providing the Password Windows OS a Double click installONWindows bat Figure 2 44 Installing the Tool Windows OS After the installation is complete the application called GSensorCali appears on PAD s application list ...

Страница 49: ... 1 To open the application in your PAD tap the GSensorCali icon The application interface opens 2 Hold your PAD horizontally 3 Tap Start Calibration button Figure 2 45 Starting to Calibrate If the g sensor is accurate then the calibration will not take place and the following message appears Figure 2 46 G Sensor Is Accurate ...

Страница 50: ...brate for the second time If the calibration has failed for three times then the failure notice appears on the screen Figure 2 47 Calibrating Has Failed If the calibration succeeds then the success notice appears on the screen Figure 2 48 Calibration Has Succeeded The g sensor calibration is complete ...

Страница 51: ...CHAPTER 3 Jumper and Connectors Location Jumper and Connector Locations 3 2 Mainboard Top View 3 2 Mainboard Bottom View 3 3 ...

Страница 52: ... Connector Locations Mainboard Top View Figure 3 1 Mainboard Top Table 3 1 Mainboard Top Jumper and Connectors Item Description Item Description JP2 CAMERA SW1 POWER ON JP7 USB JHP1 HEADPHONE SW4 VOLUME UP SW5 VOLUME DOWN SW5 SW4 JP2 SW1 JP7 JHP1 ...

Страница 53: ...3 3 Mainboard Bottom View Figure 3 2 Mainboard Bottom Table 3 2 Mainboard Bottom Jumper and Connectors Item Description Item Description JP4 TOUCH JP8 SD CARD JP1 LCD JP5 MIC JP6 SPEAKER PJP1 BATTERYCONNECTOR JP8 JP4 JP1 JP6 PJP1 JP5 ...

Страница 54: ...On Issues 4 3 No Display Issues 4 4 LCD Picture Failure 4 5 Touch Screen Failure 4 6 Internal Speaker Failure 4 7 Extend Earphone Failure 4 8 USB Test Failure 4 9 Camera Failure 4 10 WiFi BT Function Test Failure 4 11 GPS Function Test Failure 4 12 Other Functions Failure 4 13 ...

Страница 55: ...he verified symptom s to determine the solution 4 If the issue is still not resolved see Online Support Information on page 8 2 Table 4 1 Verified Symptoms Symptoms See Power on Issues Figure 4 1 Power On Issues on page 4 3 No Display Issues Figure 4 2 No Display Issues on page 4 4 LCD Picture Failure Figure 4 3 LCD Picture Failure on page 4 5 Touch Screen Failure Figure 4 4 Touch Screen Failure o...

Страница 56: ...4 3 Troubleshooting Power On Issues If the system does not power on perform the following Figure 4 1 Power On Issues Start Swap M B Swap the BATT Check BATT OK OK NG ...

Страница 57: ...Display Issues If the system does not display perform the following Figure 4 2 No Display Issues Start Swap M B Check LCD cable assembly ok Check LCD panel Re assembly LCD cable or Swap LCD cable OK NG Swap LCD panel OK OK NG ...

Страница 58: ...ooting LCD Picture Failure If the LCD picture fails perform the following Figure 4 3 LCD Picture Failure Start Swap M B Check LCD cable assembly ok Check LCD panel Re assembly LCD cable OK NG Swap LCD panel OK OK NG ...

Страница 59: ...lure If the touch screen fails perform the following Figure 4 4 Touch Screen Failure Start Swap M B Check touch screen cable assembly ok Re assembly touch screen cable OK NG Check touch screen panel Swap touch screen panel or C B OK NG OK ...

Страница 60: ...4 7 Troubleshooting Internal Speaker Failure If the internal speakers fail perform the following Figure 4 5 Internal Speaker Failure Start Swap M B Check SPK Swap SPK OK NG OK ...

Страница 61: ...Troubleshooting 4 8 Extend Earphone Failure If the external earphone fails perform the following Figure 4 6 Extend Earphone Failure Start Swap M B Check earphone fixture Swap earphone fixture OK NG OK ...

Страница 62: ...4 9 Troubleshooting USB Test Failure If the UBS test fails perform the following Figure 4 7 USB Test Failure Start Swap M B Check USB fixture Swap USB fixture OK NG OK ...

Страница 63: ...Troubleshooting 4 10 Camera Failure If the camera fails perform the following Figure 4 8 Camera Failure Start Swap M B Check the Camera B Swap the camera B OK NG OK ...

Страница 64: ...shooting WiFi BT Function Test Failure If the WiFi and Bluetooth function tests fail perform the following Figure 4 9 WiFi BT Function Test Failure Start Swap M B Check the WiFi BT antenna OK OK Swap the antenna NG ...

Страница 65: ...Troubleshooting 4 12 GPS Function Test Failure If the GPS function fails perform the following Figure 4 10 GPS Function Test Failure Start Swap M B Check the GPS antenna Swap the antenna OK NG OK ...

Страница 66: ...4 13 Troubleshooting Other Functions Failure If other functions such as SD card G sensor test fails perform the following 1 First check if the test fixture is OK 2 Swap the mainboard ...

Страница 67: ... Micro SD Card Removal 5 5 Micro SD Card Installation 5 5 Lower Case Removal 5 6 Lower Case Installation 5 10 Speaker Removal 5 14 Speaker Installation 5 16 Microphone Removal 5 18 Microphone Installation 5 21 Mainboard Removal 5 24 Mainboard Installation 5 28 Battery Removal 5 32 Battery Installation 5 33 Camera Removal 5 34 Camera Installation 5 35 ...

Страница 68: ...tep by step procedures on how to remove and install components from the tablet computer Recommended Equipment The following tools are required to perform maintenance on the tablet Wrist grounding strap and conductive mat Flat screwdriver Philips screwdrivers Pointed plastic pry or similar object Tweezers Table 5 1 Assembly Screws Screw Name Screw Type Quantity M 1 6 x 3 0 4 M 2 0 x 1 7 1 ...

Страница 69: ...5 1 provides a graphic representation of the module removal and installation sequences It provides information on what components need to be removed and installed during servicing Figure 5 1 Maintenance Flow Micro SD Card Lower Case Camera Microphone Mainboard Battery Speaker ...

Страница 70: ...onents Perform the following prior to performing any maintenance procedures 1 Place the system on a flat work surface 2 Disconnect the AC Adapter and remove all cables from the system and its peripherals 3 Make sure the system is completely powered down 4 To make sure the system is completely powered down press and hold the Power button for 3 seconds Figure 5 2 Device Overview with Power Button 5 ...

Страница 71: ...oval Push the micro SD card to eject it from the slot and then remove the card Figure 5 3 Removing the Micro SD Card Micro SD Card Installation Push the micro SD card into the slot until it clicks into place Figure 5 4 Installing the Micro SD Card ...

Страница 72: ... plastic pry pry into the lower right corner of the tablet to slightly create an opening and continue releasing latches to the direction of the arrow Figure 5 5 Unlocking the Latches 1 of 4 2 Pry to release the top side latches following the direction of the arrow Figure 5 6 Unlocking the Latches 2 of 4 ...

Страница 73: ...Pry to release the left side latches following the direction of the arrow Figure 5 7 Unlocking the Latches 3 of 4 4 Pry to release the bottom side latches following the direction of the arrow Figure 5 8 Unlocking the Latches 4 of 4 ...

Страница 74: ...5 8 Service and Maintenance 5 Disconnect the battery cable connector from the mainboard connector Figure 5 9 Disconnecting the Battery Cable ...

Страница 75: ...ice and Maintenance 5 9 The following components can be found on the bezel a Touch panel FPC A b LCD panel connector B c Microphone connector C d Speaker connector D Figure 5 10 Components Overview B A D C ...

Страница 76: ...lation on page 5 35 Speaker if not perform Speaker Installation on page 5 16 Mainboard if not perform Mainboard Installation on page 5 28 Microphone if not perform Microphone Installation on page 5 21 Battery if not perform Battery Installation on page 5 33 2 Connect the battery cable connector to the mainboard connector Figure 5 11 Connecting the Battery Cable ...

Страница 77: ...gn the top side latches on lower case with the top side slots on the bezel Figure 5 12 Aligning the Lower Case with the Bezel 4 Snap the top side latches to attach the lower case to the bezel Figure 5 13 Installing the Lower Case 1 of 4 ...

Страница 78: ...5 12 Service and Maintenance 5 Snap the right side latches Figure 5 14 Installing the Lower Case 2 of 4 6 Continue to snap the bottom side latches Figure 5 15 Installing the Lower Case 3 of 4 ...

Страница 79: ...Service and Maintenance 5 13 7 Snap the left side latches Figure 5 16 Installing the Lower Case 4 of 4 ...

Страница 80: ...d Maintenance Speaker Removal Prerequisite Lower Case Removal on page 5 6 1 Disconnect the speaker cable Figure 5 17 Disconnecting the Speaker Cable 2 Unroute the speaker cable Figure 5 18 Unrouting the Speaker Cable ...

Страница 81: ...Service and Maintenance 5 15 3 Detach the speaker from its slot on the bezel Figure 5 19 Removing the Speaker ...

Страница 82: ...stallation 1 Align and install the speaker to its slot on the bezel cable to the direction of the cable guides Figure 5 20 Installing the Speaker 2 Route the speaker cable through the guides on the bezel Figure 5 21 Routing the Speaker Cable ...

Страница 83: ...Service and Maintenance 5 17 3 Connect the speaker cable to the connector on mainboard Figure 5 22 Connecting the Speaker Cable 4 Install the lower case see Lower Case Installation on page 5 10 ...

Страница 84: ...on page 5 6 TIP You need to unroute the speaker cable first then you can access the microphone cable 1 Disconnect the speaker cable connector from the mainboard connector Figure 5 23 Disconnecting the Speaker Cable 2 Unroute the speaker cable Figure 5 24 Unrouting the Speaker Cable ...

Страница 85: ...d Maintenance 5 19 3 Disconnect the microphone cable connector from the mainboard connector Figure 5 25 Disconnecting the Microphone Cable 4 Unroute the microphone cable Figure 5 26 Unrouting the Microphone Cable ...

Страница 86: ...5 20 Service and Maintenance 5 Detach the microphone from its slot on the bezel Figure 5 27 Removing the Microphone ...

Страница 87: ...nce 5 21 Microphone Installation 1 Install the microphone to its slot on the bezel Figure 5 28 Installing the Microphone 2 Route the microphone cable through the guides on the bezel Figure 5 29 Routing the Microphone Cable ...

Страница 88: ...nd Maintenance 3 Connect the microphone cable to the connector on mainboard Figure 5 30 Connecting the Microphone Cable 4 Route the speaker cable through the guides on the bezel Figure 5 31 Routing the Speaker Cable ...

Страница 89: ...Service and Maintenance 5 23 5 Connect the speaker cable to the connector on mainboard Figure 5 32 Connecting the Speaker Cable 6 Install the lower case see Lower Case Installation on page 5 10 ...

Страница 90: ...5 24 Service and Maintenance Mainboard Removal Prerequisite Lower Case Removal on page 5 6 1 Remove the protective tape on touch panel connector Figure 5 33 Removing the Protective Tape ...

Страница 91: ...owing connectors from the mainboard connectors LCD panel cable connector A Microphone cable connector B Speaker cable connector C Figure 5 34 Disconnecting the Cables from the Mainboard 3 Remove the protective sponge around the touch panel connector Figure 5 35 Removing the Protective Sponge A B C ...

Страница 92: ...connector pins D on the sides of the touch panel connector and disconnect the touch panel FPC Figure 5 36 Disconnecting the Touch Panel FPC 5 Remove the five 5 screws securing the mainboard to the bezel Figure 5 37 Removing the Mainboard Screws D ...

Страница 93: ...Service and Maintenance 5 27 6 Lift the mainboard and remove from the bezel Figure 5 38 Removing the Mainboard ...

Страница 94: ... the guide pins on the bezel and install TIP Make sure that no cable is placed under the mainboard Figure 5 39 Installing the Mainboard 2 Slightly press on the USB Micro B port side corner of the mainboard to connect the camera Figure 5 40 Connecting the Camera USB Micro B Port ...

Страница 95: ...mainboard to the bezel NOTE Screw torque 1 0 1 5 kgf cm Figure 5 41 Attaching the Mainboard Screws 4 With the connector pins D outwards connect the touch panel FPC cable to the mainboard connector and then push the pins to lock Figure 5 42 Connecting the Touch Panel FPC D ...

Страница 96: ...h panel FPC Figure 5 43 Attaching the Protective Sponge 6 Connect the following cable connectors LCD panel cable connector A Microphone cable connector B Speaker cable connector C and tighten the latch on LCD panel cable connector A Figure 5 44 Connecting the Cables A B C ...

Страница 97: ... touch panel connector Figure 5 45 Attaching the Protective Tape 8 Install the lower case see Lower Case Installation on page 5 10 Table 5 2 Mainboard Screws Screw Name Screw Type Screw Torque Quantity M 1 6 x 3 0 1 0 1 5 kgf cm 4 M 2 0 x 1 7 1 0 1 5 kgf cm 1 ...

Страница 98: ...e Removal on page 5 6 1 Pry on the lower corner to create an opening Figure 5 46 Removing the Battery 1 of 2 2 Hold the lower case with one hand and abruptly pull the battery with the other hand to detach the adhesives underneath Figure 5 47 Removing the Battery 2 of 2 ...

Страница 99: ...ntenance 5 33 Battery Installation 1 Align the battery to the lower case and press slightly to secure the adhesives Figure 5 48 Installing the Battery 2 Install the lower case see Lower Case Installation on page 5 10 ...

Страница 100: ...al Prerequisite Mainboard Removal on page 5 24 1 Bend the slot release tab and detach the camera from the bezel Figure 5 49 Removing the Camera 2 Remove the protective rubber ring from the camera Figure 5 50 Removing the Protective Rubber Ring ...

Страница 101: ...n 1 Install the protective rubber ring on the camera Figure 5 51 Installing the Protective Rubber Ring 2 Install the camera into its slot on the bezel Figure 5 52 Installing the Camera 3 Install the mainboard see Mainboard Installation on page 5 28 ...

Страница 102: ...CHAPTER 6 Field Replaceable Unit List FRU Field Replaceable Unit List 6 2 Exploded Diagram 6 3 FRU List 6 5 Screw List 6 7 ...

Страница 103: ...nnel Part number changes will not be noted on the printed Service Guide For Acer Authorized Service Providers the Acer office may have a different part number code from those given in the FRU list of this printed Service Guide Users MUST use the local FRU list provided by the regional Acer office to order FRU parts for repair and service of customer machines NOTE To scrap or to return the defectiv...

Страница 104: ...6 3 FRU Field Replaceable Unit List Exploded Diagram Figure 6 1 Main Assembly Exploded Diagram 1 2 5 6 8 9 4 3 7 ...

Страница 105: ...LCD TOUCH MODULE 7 0 INCL BEZEL GRAY B1 720 W O CONTROL BOARD 6M L3HN2 001 2 SPEAKER 23 L3HN2 002 3 CMOS SPONGE N A 4 CAMERA 0 3M 57 L3HN2 001 5 MIC SET 23 L3HN2 001 6 MAINBOARD TBD 7 MB_RUBBER 47 L3HN2 002 8 BATTERY LGC AP13P Polymer 1S1P LGC 1 cell 2900mAh KT 0010G 005 9 LCD COVER BLACK B1 720 60 L3HN2 001 ...

Страница 106: ...CLIP 18W ARG 27 H6002 003 AC CLIP 18W BRZ 27 H6002 004 CASE COVER BRACKET ASSEMBLY LCD COVER WHITE B1 720 60 L3KN2 001 LCD COVER BLACK B1 720 60 L3HN2 001 LCD ASSEMBLY ASSY LCD TOUCH MODULE 7 0 INCL BEZEL GRAY B1 720 W O CONTROL BOARD 6M L3HN2 001 ASSY LCD TOUCH MODULE 7 0 INCL BEZEL RED B1 720 W O CONTROL BOARD 6M L3MN2 001 ASSY LCD TOUCH MODULE 7 0 INCL BEZEL GOLD B1 720 W O CONTROL BOARD 6M L3K...

Страница 107: ...nit List 6 6 SPEAKER MIC SET 23 L3HN2 001 SPEAKER 23 L3HN2 002 MISCELLANEOUS CAMERA_MYLAR FOR WIFI 47 L3HN2 001 MB_RUBBER 47 L3HN2 002 CATEGORY Acer Description AcerPN Tablet_CH6_FRU fm Page 6 Tuesday December 31 2013 4 17 PM ...

Страница 108: ...6 7 FRU Field Replaceable Unit List Screw List CATEGORY Description Part No SCREWS SCREW 1 6D 3L K 3 1D ZK NL CR3 86 L3HN2 001 SCREW 2 0D 1 7L K 7 0D 0 6T NI NL 86 L3HN2 002 ...

Страница 109: ...CHAPTER 7 Test Compatible Components Test Compatible Components 7 2 Android OS Environment Test 7 2 B1 720 7 2 ...

Страница 110: ...N PART NO CPU CHIPSET MEDIATEK MT8111Dual Core Wifi sku CPU BGA MediaTek MT8 MT8111V FCCSP 1 3G 512K Cortex A7 Mali400 MP2 w NEON KC MT807 111 PMIC MEDIATEK MT6323 NB Chipset MediaTek PMIC MT6323GA w 0 7W AMP VFBGA 145L KI MT607 323 MEMORY Kingston DDR3L Memory Chip KINGSTON DDR3L 1600 4Gb D5128EETBPGGBU LF HF 512 8 KN 00407 001 MICRON DDR3L Memory Chip MICRON DDR3L 1600 4Gb MT41K512M8RH 125 E LF ...

Страница 111: ...g n CHIPSET MEDIATEK MT6627 MTK 3rd WiFi 1x1 BGN BT RF MT6627 COB NC 23611 016 GPS CHIPSET MEDIATEK MT3332 COB Mediatek GPS IC MT3332 MT3332 GPS IC MT3332 NC GPS11 002 TTL TP LCM Wintek 7 1024x600 TN OGS with A B LED Touch Panel WINTEK 7 WSVGA Glare WD FD070V2 NFLWa LF 220nit 20ms 700 1 KL 0700T 001 TOUCH IC Goodix 7 10 point GT927 7 TC3117I2N0 I2C Not support passive stylus NC 25511 003 G SENSOR ...

Страница 112: ...Adapter LITE ON 7W 5 25V 1 35A PA 1070 07AE LF wall mounted fix AC EU KP 00703 003 LITE ON 7W Adapter LITE ON 7W 5 25V 1 35A PA 1070 07UK LF wall mounted fix AC UK KP 00703 004 DELTA 10W Adapter DELTA 10W 5V 2A ADP 10HW AA LF changeable KP 01001 001 BATTERY LGC 1S1P Battery LGC AP13P Polymer 1S1P LGC 1 cell 2900mAh KT 0010G 005 Darfon 1S1P Battery DARFON AP13P Polymer 1S1P Lishen 1 cell 2950mAh KT...

Страница 113: ...CHAPTER 8 Online Support Information Online Support Information 8 2 Introduction 8 2 ...

Страница 114: ...mation section users can download information on all of Acer s Notebook Desktop and Server models including Service guides for all models Bios updates Software utilities Spare parts lists TABs Technical Announcement Bulletin For these purposes we have included an Acrobat File to facilitate the problem free downloading of our technical materials Also contained on this website are Detailed informati...

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