You cannot typically install a .bin or .rar dump via USB if the TV won't boot. You will likely need an RT809F or CH341A programmer to write the data directly to the SPI Flash chip.
Are you planning to flash this via a or are you using an external programmer for a dead board?
If you're dealing with a LED TV mainboard, downloading the specific "Guard 40KE Backup Dump" is a standard recovery step for technicians. This file is an EEPROM/Flash firmware image (typically for a 25Q32 chip) used to unbrick TVs that are stuck on standby or a logo screen. Core Technical Profile Board Type: Universal/China Combo LED TV Motherboard.
This "Backup Dump" contains the specific configuration (panel resolution, remote codes, logo) for the Guard 40KE model. Performance & Reliability
Using a dump file like this is often the only way to fix "Standby Faults" or corrupted boot sequences without replacing the entire physical board.