I never buy ONDA or OEM(in my country Onda sell tablet rebranded with other name).I'm sorry for don't buy Samsung tablet and i choice this OEM Vi40(is a hibrid :Motherboard is from vi40D an have 2 camera from v971).Valkoz help me to unbrick because first time i've installed rom from V971D and screen freeze.All these roms have been patched to crappyness by his royall highness. (Why we are still using two partitions is beyond me)
Anyway, try this cwm recovery <this>
If this doesn't work, look for 40D_resque.zip.. I's on the board somewhere. (Don't have it here.)
Got it for you here: <here> (81.16 MB)
Thanks for replay.