: Ensure all parts (e.g., part01.rar through part07.rar ) are in the same folder.

Since these files are usually hosted on specialized technician sites, you can check the following platforms for the specific "part07" and its companions:

: Often hosts multi-part firmware downloads for the PB801 series.

To download and use the firmware (specifically the 1366x768 512M Plus version), you typically need to download all related parts (part01 through part07) from technical repositories or community forums. This multi-part .rar archive contains the system software used to repair or update Smart LED TVs using this specific motherboard. Download Resources

Once you have downloaded all parts (including ), follow these steps to combine them:

: Right-click on Part 1 only and select "Extract Here" using a tool like WinRAR or 7-Zip. The software will automatically pull data from the other parts to create a single usable file (usually an .bin or .img file). Prepare USB : Format a USB flash drive to FAT32 .

: Using the wrong firmware (e.g., matching the motherboard but not the screen resolution) can cause display issues like inverted colors or a "no display" state.

: Insert the USB into the TV and follow the specific update procedure for your model (often involving holding the power button while plugging in the TV).