Comms Flashcards
What happens when a Selective Call is received (SELCAL)?
A CALL light on the ACP flashes amber, a buzzer sounds in the cockpit unt reset by the SELCAL/Call reset key.
How long does the CVR record for?
2 hours
How do PTT and reception channels work?
Transmission keys operate only singularly, and as many reception knobs can be selected as required.
What indications in the cabin, when the EMER pb-sw on the CALL panel is pressed?
Pink lights illuminate on all area call panels, ‘EME CALL’ on all AlP’s, High-low chime three times on all loudspeakers
How is the Emergency Locator Transmitter (ELT) operated
The ELT can be operated by the ON selector or during impact, or a hard landing
Which RMPs operate during Emergency Electrical Configuration?
Only RMP1 will function
When switching between SSB and AM on HF, what indicates
AM selection is indicated by a green light
When is the CVR active?
The CVR is energised on the ground during the first 5 mins of electrical power application, after first engine start, or pressing the GND CTL pb-sw; it is always active during flight.
When does AUDIO 3 XFRD appear?
The AUDIO 3 XFRD memo appears in green to indicate the AUDIO SWITCHING selector is not selected to NORM.
When must HF not be used?
during refuelling
