COMMAND pb (guarded)
- In the cockpit :
- EVAC light flashes red.
- Depending on aircraft configuration, horn sounds.
- In the cabin :
- EVAC lights flash at FWD and AFT attendant panels.
- Evacuation tone sounds.
- The alert is stopped.
- The EVAC light flashes red when the alert is activated.
HORN SHUT OFF pb
- Pressing this button silences the cockpit horn.
CAPT and PURS/CAPT sw
- CAPT and PURS : The alert may either be activated from the cockpit or the cabin.
- CAPT : The alert may only be activated from the cockpit. If one of the cabin CMD pb is pressed, only the cockpit horn sounds for 3 s.