This what the manufacturer recommends:
LAND ASAP RED
Land as soon as possible at the nearest suitable airport at which a safe approach and landing can be made.
· Fire
· Dense Smoke
· All Engine Flameout
· Emergency Electrical Configuration
· Degraded Aircraft Handling Characteristics
LAND ASAP AMBER
Advice to the flight crew to consider landing at the nearest suitable airport.
· Where the aircraft can land safely
· Possibility to consider other criteria
o Approach navaids and lighting available
o Rescue and Fire Fighting Service availability
o Pilot’s familiarity with the airport
o Information about the airport provided to the pilot by the operator