This script retrieves the effective configured rules/monitors etc. for a monitored computer object. It includes calculation of the overrides values in SCOM. The script is based on the Export-SCOMEffectiveMonitoringConfiguration cmdlet and displays the result in a nice appearing GUI. Get more info on my blog post http://stefanroth.net/2014/02/13/scom-2012-effective-configuration-viewer-the-powershell-way/ .