Gekko Cable HD - Firmware how to ?!? Please help ;-)

[Snowseal]

Hi friend´s !

I have a Optibox Gekko Cable HD and a try to get a Firmware Update.The Receiver is new.

I used this file [Only registered and activated users can see links] and this loader:

[Only registered and activated users can see links] ([Only registered and activated users can see links])

When the loader is finished i restart the Receiver new,but i only get a black screen.The Box is not booting anymore :-(

Can anybody tell me, what i did wrong ?

Please...some help needed...

Regard´s