The procedure for recovering a Windows system image on a 5 or 6 Series MSO is outlined in the section labeled “Restoring a Windows SSD” in the “Option SUP5-WIN, SUP6-WIN, SUP6B-WIN, SUP6B-LNX Upgrade Kit Installation Instructions”. This document can be found at https://download.tek.com/manual/5-6-MSO-Option-WIN_LNX-Install-Instructions-071352402.pdf