Troubleshooting steps for no No Sounds


Step 1

  • Check the connection at the back of the unit, Match all matching connectors from the factory car.
    Note: Make Sure, that OEM part is working


Lay out of the harness at the back connection


  • LVDS line is only applicable for OEM with Rear entertainment. If you don't have a rear entertainment system, don't use this harness.


If everything is connected properly kindly proceed to the next step


Step 2


Checking the settings of the unit

1.

  • From the home screen go to settings and look for User Settings
  • change Audio setting BG Processes - Off 
  • Save and reboot. Once done make sure to press the RST button 


2.

  • From the home screen go to settings and look for Install Set, Password will be 666888
  • Look for Original Car Aux then set to Aux manual.
  • Save and reboot. Once done make sure to press the RST button 


3

  • From the home screen look for settings; then go to system information. Press and hold the system information text. A password will be asked by the unit. Enter 7890   Make sure "Use 8836 interface" is turned on like pictured below. Once done, click on 'save and reboot' to apply the changes. 


Backup Camera

  • back up camera - Reversing video format - VGA - YUV signal  (Reversing Video format: If the unit is using the RCA yellow connection for the backup camera choose the CVBS-AHD signal. If the unit is using the LVDS line for the video signal choose the option VGA signal)OEM display issue kindly check related article and proceed to step 5. Visit the link for further information OEM Display Issue