: Specifications for EATX motherboard support and the use of the removable motherboard tray secured by spring-loaded thumb screws.

The manual provides detailed instructions for configuring the SMA8, including:

The best place to find the original documentation is the CaseLabs SMA8 Product Page Archive or via the Wayback Machine.

You might wonder why anyone would hunt for a manual for a case that hasn't been made in eight years. The answer is

Features a removable divider plate to isolate heat from the main chamber.