The archive database is a stripped down version of the matter database.
The name and location are set in the User Profile document located the System db
Archiving is carried out from the System db in the "Closed" view. This view can be accessed by either the button in the the main Matter view, or by going to "Admin" and then selecting "Closed".
In the "Closed" view there is an action button to achive the selected matters.
Be sure to set the ACL to read only for all users save for the Manager and the system group "CloseMatters". This system group must be present with at least editor rights to enable the person authorised to operate the archive agent to copy documents to the archive database