Acer Zest Service Manual
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Acer Zest Service Manual

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SERVICE
GUIDE
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Summary of Contents for Acer Zest

  • Page 1 Zest SERVICE GUIDE...

  • Page 2: Table Of Contents

    Diagnostic Tool APK SOP ....................56-72 Chapter 5 Serial Number Definition Introduction of Acer FG SN....................75-80 Introduction of Acer KC PN and Acer KC SN ..............81-82 Chapter 6 FRU (Field Replaceable Unit) List Exploded Diagram ......................84-85 FRU List ..........................86-90...

  • Page 3: Revision History

    Update Copyright Copyright 2016 by Acer Incorporated. All rights reserved. No part of this publication may be reproduced, transmitted, transcribed, stored in a retrieval system, or translated into any language or computer language, in any form or by any means, electronic, mechanical, magnetic, optical, chemical, manual or otherwise, without the prior written permission of Acer Incorporated.
  • Page 4 For Acer-authorized service providers: Your Acer office may have a different part number code than those given in the FRU list of this printed service guide. The list provided by your regional Acer office must be used to order...
  • Page 5 CHAPTER 1 Product Features and Hardware Specifications Product Features and Hardware Specifications Features… ..........................1-5 Phone Tour… ............................6 Front View ..........................7 Rear View ..........................8 Top View ........................... 9 Bottom View ..........................10 Left View ..........................11 Right View .............................. 12 System Block Diagram ......................

  • Page 6: Chapter 1 Product Features And Hardware Specifications

    Following is a summary of the phone’s main specifications: Operating System Android 6.0 Marshmallow Can be upgraded to UI Version Acer Shell UI & APP (comply with Acer latest MP model) Processor MT6580 Quad core 1.3Ghz Memory 1GB LPDDR Internal Memory...
  • Page 7 Wireless LAN IEEE 802.11b/g/n with A-GPS,SUPL, GPS ■Yes (Using Headset as antenna) □No ■Yes Micro-USB(optional for Type C) □No ■No HDMI □Yes ■Yes Acer Cloud □No ■No □Yes Wireless Display(Miracast) □No ■Yes Connectivity WiFi Direct ■No Wireless Charging □WPC □A4WP Bluetooth Bluetooth®...
  • Page 8 Ergonomic Design Capacitive, Multi Touch Side keys: Volume Up/Down Independent Power key Front: SW key (Virtual key) LED Indication Vibrator ■Yes Ambient L-sensor □No ■Yes G-sensor □No 12-bit resolution accelerometer ■No e-Compass □Yes ■Yes Proximity Sensor □No ■No Gyro-sensor □Yes ■No Barometer Sensor □Yes...
  • Page 9 US SKU : FCC / IC / PCTRB Certification ■No □Yes WHQL / CTS Must Comply with acer 707-0008-V7 Guidance of Restricted Substances In proceducts Complete acer Eco-profile (including attachments) and tender questionnaire if any. ■Yes Green Design RoHS/WEEE □No ■No...
  • Page 10 Accessory Adapter : ■ CE logo for EU EMC (CB test report & EMC test report) /. Certification Safety: ■ UL license (for America safety) ■ TUV Certification (for German safety) ■Gost-R license (for Russia) □ C-Tick license (for Australia) / …… ■...

  • Page 11: Phone Tour

    Phone Tour Six View...

  • Page 12: Front View

    Front View Figure 1.1 Front View Item Description RECEIVER MESH RECEIVER DECEORAION Aluminum, black Front camera 6.5*6.5*3.55mm_500W TOUCH SCREEN Cutting glass, bottom silkscreen...

  • Page 13: Rear View

    Rear View Figure 1.2 Rear View Item Description REAR COVER PC, black REAR CAM LENS Black, cutting glass, bottom silkscreen FLASH LAMP PMMA, transparent SPEAKER MESH Black...

  • Page 14: Top View

    Top View Figure 1.3 Top View Item Description AUDIO JACK...

  • Page 15: Bottom View

    Bottom View Figure 1.4 Bottom View Item Description USB Port...

  • Page 16: Left View

    Left View Figure 1.5 Left View...

  • Page 17: Right View

    Right View Figure 1.6 Right View Item Description FRONT COVER PC+10%GF, black MIDDLE COVER PC, silver VOLUME KEY BUTTON Increases or decreases the volume. POWER BUTTON...

  • Page 18: System Block Diagram

    System Block Diagram...

  • Page 19: Chapter 2 Diagnostic Utilities

    CHAPTER 2 Diagnostic Utilities Instructions for flash tool 1. Preparations: 1pcs micro 5pin USB data cable, 1pcs mobile sample with battery in it and make it power off; 2. Connect mobile and computer by the USB cable. If it shows to be necessary to install USB driver, please install the USB driver first: “Driver_Auto_Installer_EXE_v5.1524.03.zip”.
  • Page 20 7. Select the scatter file in the SW folder 8. To start the PC memory verification...
  • Page 21 9. Click 10. Connecting the mobile to the PC with USB cable; The progress bar show the SW is downloading. After the download is complete, the Download Ok prompt box will pop up.. 11. Remove the connection between mobile and computer. Then you could power on the mobile to test the SW.
  • Page 22 **CID Modification SOP** 1. Input #2237243#，enter the AcerCIDSwitch scenario Show Current SKU and Current CID 2. Tap Then show 3. Choose the CID that you want to write Then tap...
  • Page 23 4. Confirm it, after the completion of factory reset, input #2237243#, display as just selected.

  • Page 24: Writestation User Guide

    WriteStation User Guide 1：Environment requirement 1.1. Hardware environment 1.1.1. Computer，CPU 1.7GHz or above， 512M ram or above 1.1.2. Monitor，the resolution is 1024×768 or above 1.1.3. Stabilized D.C. source (4.0V/2A) or full charged battery of mobile phone 1.1.4. Mobile phone 1.2. Software environment 1.2.1.
  • Page 27 4.3. Set parameters...
  • Page 28 Password: 20120405...
  • Page 29 4.4. Click Modify，then set platform information Acer Z525: indicates smart phone platform of MTKSP Spread: indicates Spread platform...
  • Page 30 4.5 ：Communication port set COM port：Set a communication port here, COM…should be set if UART is chosen as communication mode while USBCOM if USB is chosen as communication mode. The list of com ports will be refreshed when “refresh” is clicked. User should choose a print port if user want to use print function.
  • Page 31 4.6 ：File set DB：please choose a database file here, database file should begin with“BPLGUInfoCustomApp” and with no suffix； AP：please choose a AP file, AP file should begin with“APDB”and with no suffix. PrintTMP：Please choose a print template file. The template file should as much like as supplied in help section.
  • Page 32 4.7 ：Project information set Print: print only Write: write number only Write & Print: write number first and then print these numbers. SN: SN writing will be enabled if this box is checked and disabled while unchecked CSN: CSN writing will be enabled if this box is checked and disable while unchecked. BT: BT writing will be enabled if this box is checked and disabled while unchecked WIFI: WIFI writing will be enabled if this box is checked and disabled while unchecked IMEI: IMEI writing will be enabled if this box is checked and disabled while unchecked...
  • Page 33 4.8 ：IMEI control information set Single: indicates that you want write one IMEI only into your handset. Double: indicates that you want to write two IMEI into your handset. Four: indicates that you want to write four IMEI into your handset. IsIMEICheck:check the validity of the last number of IMEI if this box is checked;...
  • Page 34 4.9 ：CSN control information set LowerRange：the lower range of CSN. upperRange：the upper range of CSN. If the low value and the upper value are not zero at the same time， the tool will compare the CSN which will be written with the low value and the upper value.The count of zero should be equal to the “length”.
  • Page 35 4.10 : Click “ Save” button,Then Change to “Operation” panel, and then input SN, BT, WIFI, and IMEI correctly, and then click “Write” or press “Enter” directly to start write number. Tool will wait two minutes before phone connected, otherwise tool will stop automatically. User should power to the phone and then connect PC and phone via usb cable when count occur showing as the upper picture.
  • Page 36 4.11 ：Operation complete Write CSN,IMEI, BT, WIFI successfully.

  • Page 37: Chapter 3 Service And Maintenance

    CHAPTER 3 Service and Maintenance Introduction This document contains general information about the phone, a list of tools needed to perform the required maintenance and steps on how to disassemble and re-assemble parts from the phone. Disassembly and Assembly Guide I.
  • Page 38 II. Appropriate Tools for Reference The illustrations below show the appropriate tools that should be used for the phone’s service and repair. (1) Screwdriver (2) Tweezers Use a pair of tweezers to remove/insert cables. (3) Disassembly Blade...
  • Page 39 4. Disassembly Steps (1) Disassemble the battery cover and remove battery mylar. Insert the disassembly blade to the hook and take off the battery cover. Remove battery mylar step: Be careful not to damage the battery...
  • Page 40 (2) Remove the screws. Use screw-driver to remove the 16 screws circled in red. (3) Disassemble the rear cover. Insert disassembly blade to the gap, and then take off the antenna cover.
  • Page 41 (4) Disassemble speaker Use tweezers to remove the speaker from the corner, please be careful when removing to avoid back foam being separated from speaker. The remaining part is the defined rear cover module, which includes the rear cover and camera lens.
  • Page 42 (5) Disassemble battery Step 1: Disassemble battery connector; Step 2: Clip out battery adhesive tape by plastic tweezers; Step 3: Pull out battery adhesive tape; Step 4: Remove battery from A shell module.
  • Page 43 (6) Use tweezers to disconnect LCD FPC, Link FPC, side key FPC, and then disassemble RF cable from Sub board. (7) Use screw driver to take off the 2pcs MB screws, and then remove the MB.
  • Page 44 (8) Disassemble the RF cable, rear camera and front camera Use tweezers to remove RF cable from MB, then separate the rear camera and front camera from MB connector.
  • Page 45 The remaining part is the defined MB Module, which includes MB, waterproof label Battery: WEEE Annex VII component (9) Disassemble the receiver. Use tweezers to disassemble the receiver from MB.
  • Page 46 (10) Disconnect the Link FPC, then tear it off slowly. (11) Disconnect the TP FPC. Use tweezers to disassemble the TP FPC from Sub.
  • Page 47 (12) Disassemble Sub Use tweezers to loosen the motor from groove, then remove the Sub. (13) Disassemble the side key and side key FPC. Use tweezers to disassemble the side key and side key FPC, please be careful to avoid back gum of FPC being separated.
  • Page 48 The remaining part is the defined LCD Module, which includes TP&LCD, front shell, receiver decoration, battery double-sided adhesive. (14) When finishing disassembly steps, all the defined parts and modules are shown as below.
  • Page 49 5. Re-assemble Steps (1) User tweezers to assemble the receiver on LCD module, remind that its shrapnels are downward. (2) Assemble the side key FPC. Use tweezers to paste the side key FPC aligning to two positioning holes. (3) Assemble MB assembly. Firstly, assemble the front camera and rear camera on MB connector.
  • Page 50 (4) Assemble MB module on LCD module. Firstly, assembly the MB in the housing, use tweezers to lock 2pcs MB screws, then connect the LCD FPC and remind that FPC’s white line should be parallel to connector cover. Thirdly, connect the side key FPC to MB.
  • Page 51 (5) Assemble the Sub. Firstly, fix the Sub according to the positioning hole, then connect Sub with TP FPC, remind that FPC’s white should be parallel to connector cover. Finally, twist the motor coil for 2 circles and fix the motor on the groove.
  • Page 52 (7) Assemble RF cable. Assemble RF cable another side on Sub. (8) Assemble battery Assemble the battery to the right place, connect the battery connector.
  • Page 53 (9) Assemble the side key buttons. (10) Assemble rear cover. Assemble the speaker to rear cover module, remind that two shrapnels of speaker are leftward. Then compress the rear cover, and assemble 16pcs screws.
  • Page 54 (11) Paste battery mylar Paste the device label from the angle of the battery groove. (12) Combine and compress the battery cover with the handset.

  • Page 55: L2 Troubleshooting Guide

    V. L2 Troubleshooting Guide 1. Fail to power on Issue Description Cause Solution Side key FPC isn’t welded well re-weld Fail to power on side key FPC breaks replace side key FPC MB has defects Refer to MB Service Manual 1.
  • Page 56 1. Check if LCD FPC is assembled in place without breaking. 2. Use fixture to test LCD quality, replace LCD if bad. 3. Check and repair MB. 3. TP issue Issue Description Cause Solution FPC isn’t well assembled re-assemble TP FPC TP touch pad fails FPC breaks replace TP...
  • Page 57 4. Side key buttons issue Issue Description Cause Solution Side key FPC’s connection has replace FPC defects Side key button has no response 1.replace the battery cover Side key button has defects 2.replace side key FPC 1. Check the side key button’s touching, if it is assembled in place.
  • Page 58 5. Charging issue Issue Description Cause Solution USB cable breaks Replace USB cable No charging Charging head is broken Replace charging head MB is damaged Refer to MB Service Manual USB cable breaks Replace USB cable Charging slowly Charging head is broken Replace charging head MB is damaged Refer to MB Service Manual...
  • Page 59 7. Front camera issue Issue Description Cause Solution Front camera isn’t well re-assemble assembled Camera not prepared, not working/No function Front camera is defective Replace the camera MB is damaged Repair MB Cannot start the front Front camera is defective Replace the camera camera Front...
  • Page 60 8. Antenna cover issue Issue Description Cause Solution Antenna cover appearance is defective Replace antenna cover no signal Antenna shrapnel badly connect to SB Replace antenna cover 1. Check if GPS/WIFI antenna is not damaged and well connected to MB. 2.
  • Page 61 10. Earphone issue Issue Description Cause Solution Earphone socket is defective replace earphone socket No function MB is damaged Repair MB Earphone acoustic Earphone socket is defective replace earphone socket anomaly MB is damaged Repair MB 11. Receiver/speaker box issue Issue Description Cause Solution...
  • Page 62 12. Microphone issue Issue Description Cause Solution MIC has defects replace Acoustic problem Miss assembling MIC rubber case Re-assemble MB has defects Repair MB MIC has no sound MB has defects Repair MB 13. Battery issue Issue Description Cause Solution Screen shows MB has defects Repair MB...

  • Page 63: Chapter 4 Diagnostic Tool Sop

    CHAPTER 4 Diagnostic Tool SOP Diagnostic Tool APK SOP 1. Introduction This SOP is available for simple tests of hardware devices by customer service maintenance personnel, such as key, LCM, SD, camera. Results of tests will be written into log for research designer to analyze. This SOP mainly includes tool installation guide, operating interface and function introduction of each test item.
  • Page 64 2.2 Use Instructions to Install Diagnostic Tool APK 2.2.1 Unzip the compressed package and take out Diagnostic Too.apk 2.2.2 Use adb instructions to install test tool apk. First use adb devices instruction to check whether the tablet is connected into PC, then use adb install Diagnostic Tool.apk instruction to install this apk.

  • Page 65: Function Description

    3. Test Items (A Total of 12 Items) 4. Function Description 4.1 In the Home interface, click on menu, then find out the Application Icon “Diagnostic_A3-A20_v1.004” and you can enter into the main interface of application. See the operating diagram as below.
  • Page 66 4.2 Application Program Function Analysis of Diagnostic Tool’s Main Interface See the main interface as below: Each button represents a test item, white ones mean untested items, red ones mean failed items, and green ones mean passed items. Test results will be stored in “/sdcard/Factory/Diagnostic/ _TestResult.txt”. Each test result is stored in the test result text.
  • Page 67 5. Operational Methods of Test Items  Among all the test items, only SD/ExSD Test Item needs to insert SD card, other test items have no limits.  During the test, you can exit the current test when clicking on “Back Key” and return to the main test interface, the current test will keep the last test result.
  • Page 68 Pass Standards:  Finish drawing six lines above in turn.  Finger needs to be close to the red line when drawing.  Disconnection or other abnormities can not happen.  An interface for RD judgment will appear after finishing drawing as shown. ...
  • Page 69  Click on this test item, test red->green->blue->white->black as shown.  The test passes if the picture is clear and the color is saturated. Otherwise, it fails.  Check whether pass or not by visual inspection.  After the test is done, click on “Pass” or “Fail” button to exit the test. Test result will be automatically written into “/sdcard/Factory/Diagnostic/ _TestResult.txt”.
  • Page 70 6.3 Back Light----Back Light Test  Click on this test item, the levels of back light brightness in turn as shown: 1.00.750.50.250.0.  Check whether the back light weakens in turn by visual inspection.  Check whether pass or not by visual inspection. ...
  • Page 71 6.4 Audio----Audio Frequency Input & Output Test  The 1 test----Speaker Test: to check the normality of the speaker. After entering in to the test, click on “Pass” if the speaker sounds normally.  The 2nd test----MIC Test: After clicking on the “Pass” button and enter into this test, which is to check the normality of MIC.
  • Page 72 Picture A Picture B Picture C  test----Headset Test: Click on “Pass” button and enter into this test, which is to check its The 3 normality. Insert the headset before test, and say some words to the receiver of the headset. After three seconds, listen whether the headset makes the same sound, so as to prove its validity.
  • Page 73  After the test is done, click on “Pass” or “Fail” button to exit the test. Test result will be automatically written into “/sdcard/Factory/Diagnostic/ _TestResult.txt”. 6.5 Key----keypad Test  After entering in to the test, tester will see every key value on the screen. Click on the key and the corresponding value will disappear to prove the key’s validity.
  • Page 74 6.6 Vibration----Motor Vibration Test  When entering into this test item, the motor will vibrate. Tester press “Pass” if see this phenomenon.  After the test is done, click on “Pass” or “Fail” button to exit the test. Test result will be automatically written into “/sdcard/Factory/Diagnostic/ _TestResult.txt”.
  • Page 75 6.8 SD/ExSD----SD Card Test  Insert a valid SD card before starting up this test.  This test is to check whether the Phone can detect the SD card and check the total memory, the available memory This test will passé if the three functions work normally. ...
  • Page 76 6.9 Wifi----Wifi Test  This test is to check the normality of Wifi function. After entering into the test, the test will pass if the tablet can receive Wifi wireless signals and show “Wifi Test Pass”.  After the test is done, click on “Pass” or “Fail” button to exit the test. Test result will be automatically written into “/sdcard/Factory/Diagnostic/ _TestResult.txt”.
  • Page 77 6.11 Camera----Camera Test  First start up the rear camera, tester previews OK->clicks on shooting button->observes whether the camera shooting is clear and normal->clicks on “Pass” button->starts up the front camera->uses the same method to test the function.  This test fails if the preview or shooting of camera is abnormal. ...
  • Page 79 6.12 Battery----Battery Test  After entering into the test, insert the charger, observe whether the charging light flashes, and the program will automatically judge whether this test passes as shown.  This test will test these properties: quantity of electricity, temperature, voltage, electric current and usage performance.

  • Page 80: Chapter 5 Serial Number Definition

    PPPPPPPPPP: Acer FG PN which is from the BOM by PM, 10 characters, without dots here. There are 12 characters in Acer FG PN with the format of 2-5-3 code including two dots. For example: LX.G5808.039. Remove dots to get 10 characters of PPPPPPPPPP.
  • Page 81  The week with the year’s first Thursday in it (the formal ISO definition), The week with 4 January in it, The first week with the majority (four or more) of its days in the starting year, and  The week starting with the Monday in the period 29 December – 4 January. If first January is on a Monday, Tuesday, Wednesday or Thursday, it is in week 01.
  • Page 82 * SSSSS: One counter to generate sequence number even different platform, product….. >Manufacturer code, two digits defined by Acer SIC. >It only apply by ODM manufacturer location not factory. >Use alphanumeric characters, including 0~9 and A~Z only (Excluding O, I, A, K and U).
  • Page 83 >Maintain one and only one counter to generate sequence numbers at a manufacture site in different factory (Factory1/Factory2) and different product (NB,/Tablet/SHH) that with a unique MM code >Engineering version code of hardware, two characters defined by ODM/vendor. Please use alphanumeric characters, including 0~9 and A~Z only (Excluding O and I).
  • Page 84 M m m Definition Year Week Sequence Number YWW: 1 digit of year & 2 digits for week code, the same as Acer FG SN. dddddd: 6 decimal numbers transferred from 5 hexadecimal numbers SSSSS of Acer 22_Code_FG_SN Transfer formula for S...
  • Page 85 Transfer formula for Base 36 Example: If Acer FG SN (MM) = 3E, SNID (Mmm) = 314 The following table shows two methods to count sequence numbers. Suppose factory manufactures two models A and B at the same time. Divide...
  • Page 86  http://www.barcode-college.com.tw/barcode.htm Note 4.1: Acer label size is 1 cm * 5 cm. This label size is for reference only. ODM can adjust a little the label size to meet physical requirements. ODM also can discuss with related Acer PM to define the best location to stick Acer FG label.
  • Page 87 Note 4.2: Every Acer FG SN in databases is the same as the characters and the meaning of barcode printed on its own label.

  • Page 88: Introduction Of Acer Kc Pn And Acer Kc Sn

    Acer SIC FTP server. There are also 22 characters in an Acer KC SN. The format of Acer KC SN is almost the same as Acer FG SN. Acer KC SN does not have its related SNID.
  • Page 89 Note 6.0.2: Every ODM KC PN can be found in Acer SPL database. (Please contact with the Acer PIC in CSD.) Note 6.0.3: Acer KC PN is more important than Acer KC SN for repair centers.
  • Page 90 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.

  • Page 91: Exploded Diagram

    Exploded Diagram and Description...
  • Page 92 Item Part Name Touch panel Front cover module Receiver Audio rubber Main-board IR rubber Front camera Rear camera Camera lens Motor Speaker Battery adhesive tape Link FPC Battery USB rubber Sub-board RF cable Battery Mylar Side key FPC Side key Screw M1.4*3.5 Screw M1.4*3.0 Rear cover module...

  • Page 93: Fru List

    FRU List Category Part NO. Description Battery Battery Apack BAT-A13_ACER_HPP38536 KT.0010X.001 6AB 2000mAh Main COMMON USB Cable Micro-USB cable-black Zest HC.70211.07S 0.7mm Adapter ADAPTER_US_PSA05A-05 KP.0050P.006 0QL6A-H Earphone BLACK_1.5m_3.5mm HC.00111.00A US Standard Front Camera KR.05M0J.001 6.5*6.5*3.55mm_500W Rear Camera...
  • Page 94 KR.08M0H.001 8.5*8.5*4.26_800W Speaker 23.HPUHC.001 16*09*3.3mm Receiver 60.HU6HC.002 06*12*2.3mm Volume Key FPC 60.HU6HC.003 LINK FPC 50.HU6HC.001 CONNECT MB & SB RF Cable 86.3mm 50.HU6HC.002 Rubber for headset 47.HU6HC.001 Rubber for USB port...
  • Page 95 47.HU6HC.002 Rubber for P sensor 47.HU6HC.003 Battery Cover 60.HU6HC.004 BLACK_UV PAINT Side key button SIDE KEY 42.HU6HC.001 BUTTON_BLACK_UV PAINT Screws 86.HU6HC.002 M1.4*2.8mm_SILVER Screws M1.4*3_B3+NYLON_BLAC 86.HU6HC.001...
  • Page 96 Warranty Label WARRANTY LABEL_ 47.HPUHC.002 2.3mm Cooling Membrane for Battery Cover 47.HU6HC.006 58.5*50*0.05 LCD Module 1. TP&LCM 6M.HU6HC.001 2. Front cover 3. Receiver decoration Rear Cover Module Rear cover 60.HU6HC.001 Camera lens MB Module...
  • Page 97 Main Board HB.70511.09Q Waterproof Label SB Module Sub board 55.HU6HC.001 Motor...

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