You must open the TV casing to locate the 8-pin flash memory chip (usually a Winbond or GigaDevice 25Qxx series) on the mainboard. Flashing Process:

Always read and save your current (even if corrupted) firmware before writing the new one.

After flashing, if the picture is upside down or the colors are distorted, you may need to enter the Service Menu (commonly by pressing Menu + 1147 on the remote) to adjust the "Mirror" or "LVDS" settings. Where to Download

The is a common LED TV "three-in-one" mainboard (integrating the power supply, LED driver, and motherboard) used in various budget 32-40 inch TV brands like Roxon , Geepas, and many others.

The "Backup Dump" you are looking for is a complete or .rar image of the board's flash memory chip, typically used to recover a TV that is "bricked," stuck on a logo, or showing a blank screen due to corrupted software. Key Technical Details Mainboard Model: TP.S506.PB801 TV Model: ROXON RX40D16 (typically a 40-inch LED TV)

Used for hardware-level flashing when standard USB updates are not possible. How to Use the Backup Dump

Since this is a "dump" file rather than a standard update, you generally cannot install it via a simple USB menu. It often requires a BIOS/Flash Programmer (like the RT809F or CH341A ).