I think you must uninstall ADNM cosole than install ABP.
You can find some information to install ABP here https://support.avast.com/index.php?_m=knowledgebase&_a=viewarticle&kbarticleid=992&nav=0,1,23,654 and here http://files.avast.com/files/documentation/quick-start-guide-business-protection-en-ww.pdf http://files.avast.com/files/documentation/business-protection-plus-administrators-guide.pdf
ABP FAQ http://forum.avast.com/index.php?topic=82548.0