Because these files are often split into multiple parts (like part01.rar ), you must have all parts to extract them correctly.
This guide outlines how to download and install the firmware for the TV using the MT5510S PB803 mainboard. Firmware Details Model: Akai AKTV4030S Board ID: TP.MT5510S.PB803 Resolution: 1920x1080 (Full HD) Panel Reference: REF75 1. Download & Prepare the Files
Ensure you have part01.rar , part02.rar , etc., in the same folder on your PC. Because these files are often split into multiple
💡 Power loss during an update can permanently damage (brick) the mainboard. Ensure your power connection is stable.
Move the extracted firmware file to the root directory of the USB drive (not inside any folders). 2. Installation Procedure Download & Prepare the Files Ensure you have part01
There are two ways to trigger the update depending on whether your TV can still turn on. Method A: Forced Update (If TV is stuck on logo or standby) the TV from the power outlet. Insert the USB drive into the TV’s USB port.
Right-click part01.rar and select "Extract Here." This will automatically combine and extract the full firmware file (usually an .bin or .img file). USB Drive: Use a 4GB or 8GB USB drive formatted to FAT32 . Move the extracted firmware file to the root
The TV will usually restart automatically once the bar reaches 100%.