The present invention provides low-power, sector-rotating, electro-magnetically and mechanically operable toggling actuator. In accordance with the invention the drive unit comprises a drive link connected by a second hinge to the upper rim, a connecting part connected to the top of the side door and by a third hinge to the drive link, a first actuator for rotating the drive link in the second hinge and a second actuator for rotating the connecting part in the third hinge. The UE may detect a multicastbroadcast radio link failure based on at least one of decoding errors, lost or error packetssegments, or failure to receive a multicastbroadcast channel for a time period greater than a threshold, and recover from the detected multicastbroadcast radio link failure upon detecting the multicastbroadcast radio link failure. The main cooling circuit includes an exit for main cooling flow from the airfoil to exit out through the dovetail. A support member for supporting the intermediate members is mounted on a control member. The present invention embodies a system and methods for providing telecommunications services through an integrated digital network that provides the superset of all previous network types, and can continue to support being the core for existing networks\u2014now used simply as edge access methods.