GREAT collection of training videos for several aspects of the new System Center Operations Manager 2007.

Source: http://www.microsoft.com/technet/prodtechnol/mom/opsmgr/webcasts.mspx

Diagnostics and Recoveries

Presenters: Steve Wilson, Microsoft
This video introduces the use of diagnostics and recoveries for monitors in Operations Manager 2007.
Date Posted: March 2, 2007

About Groups

Presenters: Steve Wilson, Microsoft
This video will show you how to create different types of groups using the Operations Console.
Date Posted: March 2, 2007

Building Management Packs (Management Pack Concepts)

Presenters: Steve Wilson, Microsoft
This video provides and introduction to creating and using Management Packs in Operations Manager 2007.
Date Posted: March 2, 2007

About Rules

Presenters: Steve Wilson, Microsoft
This video provides a brief overview of how to create and edit rules in the Operations Console.
Date Posted: March 2, 2007

About Tasks

Presenters: Steve Wilson, Microsoft
This video provides a brief overview of how to create and use tasks in the Operations Console.
Date Posted: March 2, 2007

About Views (Add New Views of Monitoring)

Presenters: Steve Wilson, Microsoft
This video provides a brief overview on creating, editing, using and organizing views in the Operations Console.
Date Posted: March 2, 2007

Computer and Device Discovery

Presenters: Justin Incarnato, Microsoft
This video demonstrates installing agents on discovered Windows Servers and Proxy Agents SNMP devices.
Date Posted: February 28, 2007

Use the My Workspace Space

Presenters: Tom Keane, Microsoft
This video provides an overview of using the Favorites Views and Saved Searches.
Date Posted: February 28, 2007

The Monitoring Space

Presenters: Tom Keane, Microsoft
This video provides an overview of using the Active Alerts view, the Look for filter, Performance views, and the Computers view.
Date Posted: February 28, 2007

Distributed Applications

Presenters: Justin Incarnato, Microsoft
The Distributed Application video demonstrates creating a distributed application model using the MS PetShop application as an example.
Date Posted: February 16, 2007

About Monitors

Presenters: Tom Keane, Microsoft
The About Monitors video demonstrates creating a simple service monitor in System Center Operations Manager 2007.
Date Posted: February 16, 2007

Using the Operations Console

Presenters: Tom Keane, Microsoft
The Using the Operations Console video provides an overview of each of the nodes in the Operations Manager console including the Monitoring, Authoring, Administration, Reporting and My Workspace nodes.
Date Posted: February 16, 2007