Originally Posted by PoP
Indeed I could see and access it under Ubuntu:
Silly me, I thought that ALT+E Export meant dumping the file system somewhere (such as when using dd) when it instead just makes it visible to the ext3 compatible OS.
Ahh, good to know. I just hope that using "U" in the future will give me write access to the vfat file system (partition 4) so I can copy my .bin file on it.
Thanks to you both.
When you want to restore, first press E to export just the fat filesystem. Copy the bin and then press U.