The new trantor img has only one partion. I would download MiniTool Partition tool and delete all the partitions on the USB stick
and then using the same program format it to fat32. Then get HDDRawCopy to burn the img.
Post back.
http://www.partitionwizard.com/download.html get the free version.
There is a newer version of 4.2 http://xpenology.com/forum/viewtopic.php?f=14&t=1028
But if you have got a back up I would start again but this time go with 4>3-3810
and then using the same program format it to fat32. Then get HDDRawCopy to burn the img.
Post back.
http://www.partitionwizard.com/download.html get the free version.
There is a newer version of 4.2 http://xpenology.com/forum/viewtopic.php?f=14&t=1028
But if you have got a back up I would start again but this time go with 4>3-3810