Here is a tutorial (exclusive) in image of the installation and the configuration of oscam on the decoders DM900UHD under a Newnigma2 image

N.B: This tutorial is valid for all versions of Newnigma2

For this tutorial you need.

Material:
Dreambox 520/525 HD

Dreambox 820 HD

Dreambox 7080 HD

Dreambox 900 UHD

Software:

Winscp
An OScam subscription - If you do not have an OScam subscription you can order it from here


1- Installing the OSCAM plugin
oscam server 
Press the blue button after Selecting Newnigma2 Services to access the plugin download center