HD820(HDMI2.0) digital audio 5.1 decoder Upgrade Program

 

Please check carefully before operation, the link is 4K@60HZ for HDMI2.0 version, if you not sure, please contact the platform customer service for confirmation, do not mess up the model upgrade 

HD820(HDMI2.0)

Upgrade method:

1, format the USB flash drive into fat32 format

2: Make sure that the USB flash drive can play music normally or FAT32 format.

3: Copy the upgrade file fileupdata.lin to the root directory of the USB disk (and please copy a music file).

4: Switch the HD820 to the USB INPUT channel, and directly insert the USB flash drive with the upgrade file in the power-on state.

5: When the USB flash drive is upgraded, all the indicators will be off for a few seconds and then on again. The same program will only be upgraded once.

6: USB flash drive to delete the fileupdata.lin upgrade file.

HD820 default program 1 (new remote control with learning function – adjust middle/surround) :

http://www.aoyint.com/software/HD820PRO/fileupdata.lin

Note, please check the model carefully, and do not upgrade yourself if you do not need to solve the problem.

1. The upgraded firmware model does not correspond to each other, resulting in a crash. The computer must be returned to the factory to reset the chip.

2. The upgrade takes about half a minute. If the chip is upgraded to half half due to interruption, the CPU will not work and needs to be returned to the factory.

 

Procedure 2: (remote control button function customization – adjust the bass/treble)

 

http://www.aoyint.com/software/HD820PRO/customize/fileupdata.lin

 

Note, please check the model carefully, and do not upgrade yourself if you do not need to solve the problem.

1. The upgraded firmware model does not correspond to each other, resulting in a crash. The computer must be returned to the factory to reset the chip.

2. The upgrade takes about half a minute. If the chip is upgraded to half half due to interruption, the CPU will not work and needs to be returned to the factory.