Check the JVC Global Support Page for the most recent official firmware updates.
Did you need the for these specific RAR parts, or were you looking for a technical schematic for this board? Software Updates - JVC Support Download MT5510I PB801 1366X768 JVC REF30 part09 rar
Plug the TV back in. Some models require you to hold the button on the TV panel until the standby light starts flashing rapidly, indicating the update has started. Check the JVC Global Support Page for the
mainboard, it could also refer to finding schematic diagrams or seeking professional repair services. I am providing a solid post template for the firmware download and installation, which is the most likely intent. If you're looking to recover or update your JVC LED TV , here is a professional template for your post: Title: [Download] MT5510I PB801 1366X768 JVC REF30 Firmware (Part 09) Device Details: Mainboard Model: TP.MT5510I.PB801 Brand: JVC (REF30 Series) Resolution: 1366x768 (HD Ready) File Format: .rar (Part 09 of a multi-part archive) How to Install via USB Some models require you to hold the button
Move the extracted firmware file (usually ending in .bin or .pkg ) to the root directory of the USB drive (do not put it inside a folder). Flash the TV: Power off the TV and unplug it from the wall. Insert the USB drive into the TV's USB port.
Installing the wrong firmware version can "brick" your TV (make it permanently unbootable). Always verify that your board number matches TP.MT5510I.PB801 exactly before flashing.