Yes both lights blink but it never finds a servo. it doesn't matter if I connect to an XM540 or and XM430. I purchased another U2D2 and it can see the servos so there is something wrong with this unit --- [Visit Topic](https://discourse.ros.org/t/beta-test-dynamixel-wizard-2-0/7819/9) or reply to this email to respond. If you do not want to receive messages from ros-users please use the unsubscribe link below. If you use the one above, you will stop all of ros-users from receiving updates. ______________________________________________________________________________ ros-users mailing list ros-users@lists.ros.org http://lists.ros.org/mailman/listinfo/ros-users Unsubscribe: