How do I connect the Cotek CT Series programming board? Posted by Dillon Hayes, Cotek on Feb 3rd 2020 Click this instructional VIDEO to learn how to connect the Cotek CT Series programming board. There are also some helpful PDF documents below. Attachments Cotek Communication Protocol User's Ma Cotek CT Series Programming Board CT-251 CT-201 Cotek AE Series Cotek AEK Series ME-1200 Power Supply CN2 Cable