: Place all downloaded .rar parts into the same folder on your computer. Extract :
: Verify the filename matches what is expected for your board; some versions require renaming the file to allupgrade_5522_sos.pkg to trigger a recovery. 3. Installation Procedure
Follow these steps to update the board via USB: Power Down : Unplug the TV from the wall outlet. Download MT5522S PC822 3840x2160 Telefunken part04 rar
: The standby LED should begin flashing (often red/green or fast red), indicating the update is in progress.
: Once the LED flashes rapidly or stops, unplug the TV, remove the USB drive, and wait two minutes before powering it back on. : Place all downloaded
: Use a high-quality USB flash drive and format it to FAT32 .
: Ensure you have downloaded all parts of the archive. The extraction will fail if any part, such as part04.rar , is missing. Installation Procedure Follow these steps to update the
Select . The software will automatically pull data from all other parts (including part04 ) to create a single usable file, typically ending in .pkg or .bin . 2. Prepare the USB Drive