Adjusts without a service tool, and features On-Board Display
This new 105D Board is an upgrade in operation and will replace all existing 105 boards, but does not require a service tool to adjust it.
It has onboard display with buttons to change the display and modify door operation parameters and show operating status.
The 105D Board is a microprocessor-based closed loop control board that controls all aspects of door motion, including direction, velocity, acceleration, deceleration and force.