Radio Management Panel (RMP) - Audio Control Panel (ACP)

Question 1

How are the communications radios controlled?

Answer 1

• From any one of the three Radio Management Panels (RMPs)

Question 2

Which RMP is powered in the Emergency Electrical Configuration?

Answer 2

• RMP 1

Question 3

Which communication radios are powered in the Emergency Electrical Configuration?

Answer 3

• VHF COM 1, HF 1

Question 4

What would cause the SEL indicator to illuminate on both RMPs?

Answer 4

• When a communication radio normally associated with one RMP is tuned by another RMP.

Question 5

What is the significance of selecting the NAV key on an RMP?

Answer 5

• The FMGS cannot auto-tune navaids• The RMP now controls the VOR/ILS receivers• NAV key on RMP 3 has no effect• Normal radio communication is still available

Question 6

If RMP 1 fails, how can VHF 1 still be used?

Answer 6

• By using RMP 2 or 3

Question 7

(ACP) With the INT/RAD switch on the ACP in the INT position, and the side stick transmit switch keyed, what radio will the crewmember transmit on?

Answer 7

• The radio selected by the transmission key on the ACP.

Question 8

(ACP)What methods would the crew utilize to make a PA announcement?

Answer 8

• The flight deck handset dedicated to the PA system only• Pressing the PA switch on the ACP and using the boom, hand, or mask microphone (louder)