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Lights and indications
FI STOP OPEN illuminates when FI STOP is abnormally open (airborne)
FI STOP illuminates when FI STOP is normally open (on ground)
L/R BETA illuminates when the associated props are operating in beta range
L/R PROP DE-ICE illuminates when the PROP heat switch is selected to NORM or MAX. Extinguishes if prop de-icing fails
L/R ENG ANTI-ICE illuminates when ENG ANTI ICE selected on. Does NOT extinguish if eng anti-ice fails! (Switch position only)
L/R APR illuminates when APR switch is selected
AUTOCOARS HIGH illuminates when autocoarsen switch is on and all of these conditions exist on both engines: PLs >64 degrees, Torque >50%, P3 > 120 psi (illuminates green when on)
AUTOCOARS LOW illuminates when autocoarsen switch is on and one or both PLs< 64 degrees, Ng >50% on both engines, and starter/generator RPM >60% on both engines (illuminates green when on)
L/R IGN illuminates with IGN switches in NORM when: autoignition is activated OR control power is lost
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