Default [Q] Problems with tablet x-tab pheonix easy touch 4gb 2g

Hello i have a tablet X-tab phoenix easy touch environmont 4gb
the tablet dosen't start (only in boot mod i can enter)
i have the rom for inet 86ve rev01
zeng gc 2012-12-06


the problem is when i try to rom i get an error
(e: Short write of /tmp/sideload/package.zip (No space left on device)
i tryed to instal an recovery mod img but i cannot instal cuz of Signature Verification Failed

+ i get some errors when i enter in boot
e: Error in /cache/recovery/last_log
(Read-only file system)
e:Can't open /cache/recovery/last_install

it seems that is not other recovery for my tablet so i have the own recovery (android system recovery 3e)

i dont know what to do more :| plz help