INDCATING / RECORDING System (Rev. 3)

Question 1

Why is the GND CTL pb selected to ON during preflight?

Answer 1

To record preflight activities in the cockpit

Question 2

If the RCRD GD CTL pb was not selected ON, how would the system work in automatic mode?

Answer 2

• On the ground:
  
  • During the first 5 minutes after the A/C electrical network is energized
  • After the first engine start
  • 5 minutes after the last engine is shutdown provided that the CVR jack is not used
• In flight (whether the engines are running or not)

Question 3

What allows the cabin PAs to be recorded?

Answer 3

ACP 3 PA volume knob out and set at or above the medium range