Communications

Question 1

Describe the cockpit indications of an incoming cabin or ground
call.

Answer 1

• A blue CABIN CALL or GND CALL light on the overhead panel
• Accompanied by a chime.

Question 2

Describe the operation of the ACP’s (Audio Control Panels)

Answer 2

• Microphone Selector switches/lights

Push –

• The selected transmitter light illuminates.
• The light for any previously selected transmitter extinguishes.
• Selects the respective transmitter (radio or intercommunications)
  for transmission from this crew station (only one switch can be selected at a time for each crew station)
• Selects the receiver audio on, if not already manually selected.
• Receiver controls
  Push –
• Turns the respective receiver ON / OFF at any volume setting.

Rotate –

• Varies the respective receiver volume
• Boom/Oxygen (BOOM/OXY) switch

The BOOM position selects the pilot headset microphone

The OXY position selects the oxygen mask microphone

• FLIGHT / CABIN (FLT/CABIN) switch(If installed)

The FLT position selects the flight interphone system

The CABIN position selects the cabin interphone system

Question 3

Understand the operation of the CABIN CALL and GND CALL
switches / lights on the overhead pilot call panel.

Answer 3

CABIN CALL switches / lights

• Illuminated – indicates a flight attendant call
• Resets when the call is answered or cancelled
• FWD, MID, and AFT also reset when the light is pushed
• Push – calls selected station(s)
• FWD, MID or AFT calls the selected station.
• ALERT calls all stations.

Ground Call (GND CALL) switch / light

• Illuminated – indicates a call from ground personnel.
• Extinguishes after 30 seconds
• Push – calls ground personnel as long as the switch is pushed.

Question 4

Describe how to activate / deactivate the oxygen mask
microphone

Answer 4

• Place the BOOM/ OXY switch to OXY to activate the oxygen
  mask microphone
• Place the BOOM/ OXY switch to BOOM to de-activate the
  oxygen mask microphone and activate the pilot headset
  microphone

Question 5

Recall which microphones can be used for interphone/PA
communications to the cabin.

Answer 5

• Handset
• Pilot headset
• Oxygen mask
• Hand microphone

Question 6

Recall that on the 767 ER aircraft, the FLT INT switch on the overhead panel must be selected (Illuminated Blue) to communicate with the flight attendants.

Answer 6

Flight Interphone (FLT INT) switch / light

• Push – interconnects flight and cabin interphone systems.
• Illuminated – flight and cabin interphone systems are connected.
• Push again – returns to normal operation – light is extinguished.

Note:

• An additional (Right) ADF and receiver audio control was
  added on the 767 ER.
• The PTT switch was moved up and replaced the FLT / CABIN
  switch
• With the absence of a FLT / CABIN switch, ACP communication via the cabin interphone system must be made using the FLT INT switch on the overhead pilot call panel.

Question 7

Understand the operation of the switches on the flight deck aft aisle stand handset.

Answer 7

Cabin Call switches (FWD, MID AFT)

• Push – calls the respective station.
  RESET switch
• Push – cancels a call and resets the handset for subsequent
  calls. (Same as stowing the handset).
  PA Call switch
• Push – selects the PA system for subsequent announcement.
  PASSENGER ADDRESS PUSH TO TALK switch
• Push and hold – keys PA system for announcement.
  ALERT Call switch
• Push – calls all flight attendant stations.