ipod shuffle 开机时说的英语什么意思,说的好像是please use itunes to ...music

ipod shuffle 开机时说的英语什么意思,说的好像是please use itunes to ...music to the( (decide part)?
please use itunes to ...music to the( (decide part)?好像就是这个发音的,刚买的shuffle,在itune上乱弄,然后就出现这状况了,之前还可以听得,