Under "Device Management" you should see "Raid Controller" listed if there is one installed in your server. Management of said raid card will need to be handled by software supplied by the card manufacturer.
Also in the mmc you should see "Disk Management", from there you will be able to see if software raid has been configured.
You should be able to see it under disk management. What type of hardware are you working with? Most have tools that will help you with your RAID devices as they are. For example, HP has a RAID Utility that is installed on Windows that really helps with managing the RAID.