Lighting

Question 1

What happens when ANN lights test switches is pressed and held.

Answer 1

All lights and digital readout illuminate in cockpit except for COFFEE

C - Cabin Pressure Indicating all 8’s, rate of climb 6000fpm down
O - Oxygen Passenger ON
F - Fire Handles 
F - Fuel switches 
E - ELT switch panel, red light on
E - EMER & MIC selection on ACP 

Ref PTH

Question 2

What happens when MASTER CONTROL knob on the COCKPIT LIGHT panel is rotated clockwise from OFF to small tick mark?

Answer 2

Aircraft is configured for night flying: as knob is rotated from OFF to nighttime setting, annunciation light dim and panel backlighting illuminates.