2. Please select the suitable firmware according to your LCD panel,
(http://www.haoyuelectronics.com/service/HY101CTM/) .
3. Please copy the firmware to the USB 2.0 Flash Memory Driver disk root directory. Make sure it only has one firmware file that you need
refresh.
4. use USB A Receptacle to Micro USB cable, Plug in USB 2.0 Flash Memory Driver disk to the USB port of controller Board.
5. Plug in 12V DC Power Supply, enter option menu operation, USB upgrade options. Wait for the upgrade to complete.
USB multimedia function
Connect the usb storage device to the usb interface in the TV set, press "Source" key to select the usb signal source and press "OK" key to
confirm.