Bought a Japanese import car that has a Panasonic Strada CN-HDS625D stereo in it, but the language is Japanese only. I know it supports the ability to play MP3's from SD cards, but whenever I insert one I get this message:

There's also another option which I believe is to copy the audio files from the SD card to a HDD in the unit, which gives this message:

Can anybody translate these messages?
Cheers!
Steve