An automotive airbag system including a PSIR chute having a door end, and first and portions. The phosphor particles include a first semiconductor part and a second semiconductor part which covers at least a part of the surface of the first semiconductor part. As a fail-safe measure, the shield doors are configured with a slip clutch drive and a mechanical override system that tends to close the doors to maintain x-ray radiation suppression in the event of failure of a door actuator or power source thereof. The playset may include at least two configurations including a closed configuration and an open configuration that is suitable for play. When the state of the client device indicates that the client device has no outstanding sync notifications prior to the receipt the received notification, the first parameter is set equal to the second parameter, and the second parameter is updated after each successful device synchronization of the client device. The method provides protection of the bond pads from an oxidizing atmosphere without exposing sensitive structures in the memory device to the copper during fabrication.