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C86CA-LGA572D-M
Service Manual V1.0
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Summary of Contents for MAXHUB C86CA-LGA572D-M

  • Page 1 C86CA-LGA572D-M Service Manual V1.0...
  • Page 2 Document Revision History Modification Page Confirmed Version Updated Instructions Reviser Date Hooke 9/19/2020 Release Version Yiqingduo...
  • Page 3: Table Of Contents

    CONTENT Safety Instructions..........................4 I. Safety warning..................... 4 II. Notice......................... 5 Product Basic Specifications........................6 I. Product Appearance....................6 Electrical Diagram..........................9 Disassembly guide..........................10 I. Exploded Views....................10 II. Shell Disassemble..................... 11 III. Circuit Boards Disassemble................11 IV. Touch Frame Disassembly................16 Internal Cables...........................18 I.
  • Page 4: Safety Instructions

    Safety Instructions Please read the safety information carefully before installing, maintaining, or disassembling this product. I. Safety warning The current of power supply, telephone and communication cable is dangerous and the on/off button, power switch on the device do not cut off the current completely.
  • Page 5: Notice

    II. Notice 1. When replacing the system battery, please use the same kind of battery. 2. Battery containing lithium, improper operation or handling will cause explode. Please DO NOT:  Put the battery into water  Heat the battery to more than 100 degrees C (212 degrees F) ...
  • Page 6: Product Basic Specifications

    Product Basic Specifications I. Product Appearance  Front view  Back view...
  • Page 7  Side view PC Module Right side signal input/output AC insert and switch...
  • Page 8  Back view of the screen Power board Three-in-one main board Woofer TCON USB board Speaker Key board WiFi board Speaker...
  • Page 9: Electrical Diagram

    Electrical Diagram...
  • Page 10: Disassembly Guide

    Disassembly guide Exploded Views NAME QTY NO. NAME 1 Upper bezel 19 PC module bracket(bottom) 2 AG Glass bracket(Upper) 20 Panel pressing block 3 AG Glass bracket(Upper middle) 21 woofer 4 Left external upper corner 22 Three-in-one main board 5 Left inside upper corner 23 Side terminal bracket 6 Handle bracket 24 Power board...
  • Page 11: Shell Disassemble

    12 Hall device 30 Right inside upper corner 13 Key board 31 Backlight 14 Bottom bezel 32 Camera & MIC board 15 USB board 33 Camera & MIC cover 16 AG Glass bracket(Bottom) 34 Big cover 17 Speaker 35 WiFi board 18 PC module bracket(upper) 36 Small back cover(Right) 37 Small back cover(Middle)
  • Page 12  USB Board (1) Take off the screws of USB board bracket (2) Take out the plastic components and USB board...
  • Page 13  Hall device  Key Board...
  • Page 14  Power board  Camera & MIC Board...
  • Page 15 Maintenance Description ▓ To replace the circuit boards you need to remove first the rear covers and wires. ▓ To replace the TV main board, you need to remove the lower terminal block, the side terminal block. ▓ Cut off the power before performing replacement, so as to prevent any short circuit resulting from contact of wires.
  • Page 16: Touch Frame Disassembly

    Touch Frame Disassembly STEP 0: Get machine from the movable bracket and lie it down on the table( Be careful on protection) STEP 1: Remove small back board(Left/middle/right) STEP 2:Remove external corner STEP 3: Remove the touch cables between touch frame and Three-in-one main board, use tweezers to press the buckle of touch cable connector and plug out the cable by hands.
  • Page 17 FFC socket Three PCBA on the corners are connected with 150mm FFC cables FFC socket STEP 6: For top and bottom touch frame: Push the touch board from one side and pull out the board by hands from the other side For left and right touch frame: Push the touch board from bottom side and pull out the board by hands from the top side STEP 7:Completed...
  • Page 18: Internal Cables

    Internal Cables Cable Connection Guide Part Name Part No Cable Connection Guide 1.FFC Cable 1 004.050.0004749 Three-in-one main board to TCON board 2.FFC Cable 2 004.050.0004175 TCON board to panel 3.FFC Cable 3 004.050.0004176 TCON board to panel 4.FFC Cable 4 004.050.0050131 Three-in-one main board to WiFi board 5.FFC Cable 5...
  • Page 19: Cable Connection Diagram

    Cable Connection Diagram 1~7. FFC Cable 1~FFC cable 7 FFC cable 5 FFC cable 1 FFC cable 3 FFC cable 2 FFC cable 4 Camera & MIC board FFC cable 7 FFC cable 6 8.Speaker cable...
  • Page 20 9. USB cable 10.AC cable...
  • Page 21 11.Touch frame FFC cable(Three PCBA on the corners are connected with 150mm FFC cables)
  • Page 22: Key Parts List (For Reference Only)

    Key Parts List (For reference only) Part No Component Name Description Quantity 004.034.0001435 86” TCON TCON-LC860EQY-FJA5 004.064.0050116 Touch Frame X86G06 004.057.0050600 Power board PW.290W1.751E Three-in-one Main 004.057.0050544 TP.T972.360WD Board 004.057.0001000 Key board SRC.KEYUSB.02C 004.057.0050149 WIFI board SRK.PC120P.01A 004.057.0001078 Camera board SRCM.CAM_ISP.01D 004.028.0000591 Woofer...
  • Page 23: Principle Of Key Components

    Principle of Key Components Three-in one Main Board (TP.T972.360W) CN18 CNT1 CNW1 CN15 CN20 CN17 CN11 1、CN7:TOUCH&IR&KEY&LED&FAN...
  • Page 24 2、CN20:KEY 3、CN15:Speaker 4、CN17:TC2...
  • Page 25 5、CN10:UART 6、CN2:INVERTER&FAN&PANEL 7、CN18: E-CAMMER...
  • Page 26: Wifi Board (Srv.ap_Wifi_Iot.01)

    8、CNT1:C-TOUCH 9、CNW1:VBYONE Wifi Board (SRV.AP_WiFi_IoT.01)
  • Page 27: Touch Frame(12Ffc-Ph0)

    1. CON1 (AC IN) III. Touch Frame(12FFC-PH0) 1. Top view of touch frame main board 2. Back view of touch frame main board 3. Touch Cable Connecter of Touch frame main board (just for reference) 4. Touch Frame Connector Pin Definition USB (connect Description (connect PC boards)
  • Page 28 3 D- √ 4 VCC √ 5 D- √ 6 D+ √ 7 GND √ 8 PGND √...
  • Page 29: Troubleshoot Steps

    Troubleshoot steps LED does not turn red.
  • Page 30: Led Does Not Turn Blue

    LED does not turn blue.
  • Page 31: Touch Issue

    Touch issue III.
  • Page 32: Pc Issue

    PC issue...
  • Page 33: Led Turn Blue But No Backlight

    LED turn blue but no backlight...
  • Page 34: Firmware Update Procedure

    Firmware update procedure Upgrade All (TV & MCU) 1. Debug Menu Upgrade Procedure (recommend) Tools: (1) USB disk (Format FAT32)*1PCS. (2) Remote controller *1PCS. Procedure: (1) Format the USB disk as FAT32. (2) Extract upgrade file to the U disk (FAT32) in the root directory. You will get "upgrade_972"...
  • Page 35: Touch Frame Update

    Note: If MCU upgrade is failure with tips “Do not power off, please re-upgrade MCU”, press “Back” on the remote controller to exit the process. Upgrade MCU separately by Debug Menu – Upgrade – Upgrade MCU. 2. Power Key Upgrade Procedure Tools: USB disk (SanDisk, Format FAT32)*1PCS.
  • Page 36 (4) Select “Touch upgrade” and get into the upgrade interface, choose the touch file(bin file) from the USB disk, press “START UPGRADE” (5) After upgrade finished, press the “X” button in the right corner and exit.
  • Page 37 Note: When running the “TouchPanelTools” application, the Touch Service should be showing “Device connected”. If not, please reboot and upgrade again.

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