Recovery HFS partition table
First think, scan your damage disk with a tool like “testdisk” (http://www.cgsecurity.org/wiki/TestDisk) look for lost partitions, unfortunately HFS is not fully supported by this great tool, then you need to use pdisk or other partition software. Disk /dev/rdisk3 - 1000 GB / 931 GiB - CHS 121601 255 63 Partition Start End Size in sectors >P HFS 262208 1953525151 1953262944 In my case, I’ve used pdisk directly on OS X: ...