One of the annoying things when we have a problem with OSD (Operating System Deployment) Task Sequences in Microsoft System Center Configuration Manager 2007 (ConfigMgr) is that you don’t always get any error indicating there's a problem. Most of the time, all you see is a generic ConfigMgr screen and, after a short wait, you get a reboot and, depending on the advertisement configurations, it may boot up the hard drive instead because the advertisement is recorded.  Kip Ng, a Principal Premier Field Engineer, provides us with 7 quick steps for troubleshooting OSD Task Sequences.  You can find the full article here: http://www.opsvault.com/troubleshooting-osd-task-sequences-in-system-center-configuration-manager-2007/.