This repair service offers a solution for Chamberlain and Liftmaster owners experiencing issues with their garage door opener. The logic board, model Chamberlain 41A4315-6B Logic Board Green learn Button Mail in Repair, can be returned for repair. The bundle comes with harness and wires, made of durable fiberboard material. The adjustable features of this traditional-style logic board make it a perfect fit for your garage door. Track Page Views WithAuctiva's Counter