When does the CVR run / stop automatically?
On the ground during the first 5 mins after the aircraft is powered, on the ground with one engine running, while in flight, on the ground stops auto 5 mins after 2nd engine shutdown provided CVR jack is not used. Crew an energize CVR by pressing the GND CTL.
When, in Auto, does the Recorder (FDRS) run?
Power-up for 5 minutes, then on ground with 1 or 2 engines running. Always in flight, stops 5 mins after 2nd engine shutdown. (Similar to FADEC)
How is the CVR erased?
CVR ERASE p/b press for 2 sec. only aircraft on the ground and parking brake is on