The Signature Backup Package for your dedicated server includes 2 different sections. One of them you can use and access within your cpanel control panel, this is used to restore the http web files (R1soft CDP).
More information about the procedure of how to restore the web sites files from within your cpanel control panel can be followed by visting this KB Article link:
The second section is a backend password protected area from which you can access to restore your mysql databases from. If you do not have your login information for your signature backup package, please submit a ticket through the online help desk requesting that we send that information out to you.
The official guides for step by step instructions directly from R1soft for restoration can be found below:
Restoring Files Using the backend admin:
Restoring MySQL Databases: