Use WinRAR or 7-Zip. Right-click on part01 and select "Extract Here." It will automatically pull data from part09.rar and others to create a single .bin or folder.
Often found in the 75W (REF75) variant for 32-inch displays. Where to Download Download SK508 PB801 1366x768 REF75 Skyline part09 rar
Plug the TV back in. Some models require you to hold the on the TV panel until the update light starts flashing. Use WinRAR or 7-Zip