Most Carrozzeria units from this era rely on an external or internal storage medium to load their operating system. When the battery is disconnected or the unit loses power, it often "forgets" its startup protocol and enters a boot loop or displays a screen asking for the original software disk.
Supports optional accessories like the CD-VM10 voice recognition microphone and back-up camera units . How to Use the Boot Software Boot Disk Pioneer Carrozzeria Avic Drv250 Japanrar
If you have downloaded the .rar file, follow these steps to restore your unit: [Solved] Pioneer Head Unit Boot Loop problem: AVH-W4500NEX Most Carrozzeria units from this era rely on