Hard desk proplem. hi, i used program powerQuest PartitionMagic to parting my harddiskto tow part

Question

hi, i used program powerQuest PartitionMagic to parting my harddiskto tow part c &e when the computer restart the power are cuting, and affter that the part e lost the name and i can't see it at all, put the data are take place on the hardisk and i can see it without name in desk management, what i should doing to recover the data on hard E