A solid imaging device to an embodiment includes a semiconductor substrate and a conductive film. Once a safe-operation sensor is detected, the operator will thereafter function in a fashion that requires the continued presence of such sensor. As further described herein, communication between a coexistence manager and its respective managed endpoints can be facilitated through the use of a single bus or multiple buses that can operate concurrently andor in an otherwise cooperative manner to facilitate expedited conveyance of radio event notifications and their corresponding responses. The lower supports employ protrusion to interact with a lower edge of the panel, to support the weight of the panel, with the upper supports sandwiching the panel for stabilizing it.