This resource provides first-level help desk agents who support Lync Server 2010 clients (Microsoft Lync 2010, Microsoft Lync 2010 Attendee, and Microsoft Lync Web App) with the following:

• A script for opening a service call and identifying the problem the user is having
• Information about how to resolve more than 200 common user problems
• Tools and resources for additional troubleshooting

Note: The .zip file contains both the print documentation and the Help file.

Get more information here