Copy the extracted .bin file directly to the of the USB drive. Do not put it inside a folder. Step 3: Installation Process (Reflashing) There are two common ways to initiate the update: Method A: The USB Boot Update (For "Dead" TVs) Turn off the TV and unplug the power cord. Insert the USB drive into the TV's USB port. Press and hold the Power button on the TV (not the remote). While holding the button, plug the power cord back in.
Try a different USB drive, as some mainboards are picky about USB 3.0 vs. USB 2.0. Download JUC7 820 00229436 1920x1080 Changhong part5 rar
If software doesn't fix the boot loop, check the 5V and 3.3V power rails on the mainboard, as failing LDO regulators are common in Changhong models. Copy the extracted