Comm Flashcards
(All) Describe the cockpit indications of an incoming cabin or ground call:
• Ground: When PILOTS CALL button (External Electrical Power Receptacle Panel) is pushed, chime sounds in cockpit.
*** Chime only
• Cabin: ATTND CALLING / RESET switchlight illuminates simultaneously with chime when flight attendant pushes handset PLT switchlight. Switchlight resets when pushed.
*** Chime plus light
(All) How is oxygen mask microphone activated/deactivated?
- To activate oxygen mask mic, position MASK/BOOM switch on Audio Control Panel in MASKS position.
- To deactivate, position MASK/BOOM switch on Audio Control Panel in the BOOM position.
(All) Recall which microphones can be used for Interphone/PA communications to cabin:
- Mask or Boom mic
- Hand mic
- Handset
(88, 90) Locations of the three audio panels in the flight deck:
• An audio selector panel is installed at Captain’s, First Officer’s, and aft overhead panels.
(88, 90) Location and purpose of Maintenance Interphone switch:
- Maintenance Interphone switch is located on aft overhead panel.
- Positioning switch to ON connects all maintenance interphone jacks to service interphone.