Asus TS Mini - Manual (Page 110)

110 HOME SERVER TS mini
5. Selecting this option will delete all user accounts, server
settings, computer backups, and data in shared folders. Click the
check box before I.understand and then Next.
You will not lose data in shared folders if you have enabled Folder
Duplication.
6. Follow the onscreen instruction to complete the process.
It may take 3-5 minutes to restart your home server in recovery
mode. Wait until the system light is in solid blue and then place the
Connector CD to install the Windows Home Server Connector.