RCDR Panel

Question 1

How do you perform the CVR test?

Answer 1

RCDR GND CTL pb switch- ON
(Parking brake must be on)
Loud speaker vol knob- OFF both sides
ACP INT/RAD sw (CA & FO)- set to INT
Interphone volume reception knob-
release
CVR test pb- press and maintain
(Successful when audio test signal is heard through the loud speaker and CVR test pb is pressed and maintained)

Depending on the CVR model,

• a continuous tone or
• a short tone or
• a short tone and a beep every 4 sec or
• two short tones and a beep every 4 sec

Question 2

What is the purpose of the GND CTL pb? Why do we select it on during preflight?

Answer 2

Allows the pilot to activate the CVR when the logic has automatically deactivated it.

It is G4’s policy to record all checklists during preflight

Question 3

What is the CVR and DFDR automatically activation logic?

Answer 3

• For 5 min after electrical power is supplied to the aircraft, or after last engine shutdown
• After first engine start
• Anytime in flight

Question 4

How do you record the F/As PAs?

Answer 4

ACP 3 PA VOL knob out, set volume at or above medium range