The Compute Module 3 IO Board (CMIO V3) is suitable for the development of Compute Module 3 or Compute Module 3 Lite. Also the IO Board has an SD card socket to support the Compute Module Lite 3 variant. To start the development, plug the Compute Module 3 or Compute Module 3 Lite into the IO Board. The IO board provides the necessary power, to set up Raspbian and program the module.