DX Infrastructure Management
Guide for the Infrastructure Manager along with information on what the icons mean within the local archive.
What do the icon colors and icon variations represent for the probe packages in the IM local archive?
Infrastructure Manager Reference and User Guide
Note that this is an older version of the IM guide but it contains a lot of helpful information and screen shots that describe the IM interface and its displays, e.g., icons, colors, images, etc.
For example, see page 104.