This is a user manual for EC5-1714CLDNA embedded CPU single board. It mainly introduces the features and characteristics of the product, ordering information, environmental and mechanical dimensions, microprocessor (CPU), chipset (CHIPSET), system memory (SYSTEM MEMORY), IDE function, USB function, display function, network function (LAN), audio (AUDIO) function, expansion bus, BIOS, DOC (electronic disk), CF card interface, WATCHDOG function, power saving features and other features.