Hold the on the TV panel and plug it into the wall. Release when the "Software Upgrading" screen appears. 💡 Pro Tip: Service Menu

: Technicians often share firmware via private Google Drive directories found in YouTube video descriptions.

If you'd like, I can help you find or provide the service menu codes for other Aiwa models.

: Place all parts in one folder and extract Part 1 to get the full .bin or .img file.

: You can occasionally find board-specific resolution files on 4shared. 🛠️ Installation Basics

: Navigate to Panel Settings to change the resolution or Logo Settings to change the brand.

The specific firmware is often hosted on community-driven repair forums rather than official manufacturer sites. You will typically find multi-part RAR files (like "part4") on these platforms: 🌐 Common Download Sources