The original 30GB or 40GB HDD inside the DRZ09 is a mechanical drive. It will fail. If you replace it with a new IDE hard drive or a Compact Flash (CF) card adapter, the drive is blank. The only way to make the unit recognize the new hardware is to boot from the installation disk.
Recovering Your Carrozzeria AVIC-DRZ09 : The Navigation Disk Guide If your Japanese-import Pioneer Carrozzeria AVIC-DRZ09 Carrozzeria AVIC DRZ09 Navigation-installation disk
If you lack the original disk, follow these steps to recover the unit: Obtain an ISO Image: The original 30GB or 40GB HDD inside the
Power on the vehicle and insert the disk into the primary navigation slot (usually behind the motorized screen). Carrozzeria AVIC DRZ09 Navigation-installation disk