A warning circuitry with a warning light circuitry for an exterior door of an aircraft, the warning light circuitry comprising: a first logic gate adapted for receiving a first, a second, a third, and a fourth input signal (124a-d); a second logic gate adapted for receiving a fifth, a sixth, and a seventh input signal (124e-g); a third logic gate electrically connected to the first and second logic gate; and a warning light electrically connected to the third logic gate; wherein the first logic gate is adapted for providing a first output signal to the third logic gate upon receiving the first, the second, the third, and the fourth input signals (124a-d); wherein the second logic gate is adapted for providing a second output signal to the third logic gate upon receiving the fifth, the sixth, and the seventh input signals (124e-g); wherein the third logic gate is adapted for triggering the warning light upon receiving the first or the second output signal; characterized in that the first and the second logic gates are logic AND gates, wherein the third logic gate is a logic OR gate; and wherein the first logic gate is adapted for providing the first output signal only if: the first input signal indicates that no evacuation of the aircraft is in progress; the second input signal indicates that the aircraft is located on a ground; the third input signal indicates a positive cabin air pressure with respect to an atmospheric pressure in an environment of the aircraft; the fourth input signal indicates a disarmed slide of the aircraft; wherein the second logic gate is adapted for providing the second output signal only if: the fifth input signal indicates that no evacuation of the aircraft is in progress; the sixth input signal indicates an armed slide of the aircraft; the seventh input signal indicates an actuation of the exterior door. a first logic gate adapted for receiving a first, a second, a third, and a fourth input signal (124a-d); a second logic gate adapted for receiving a fifth, a sixth, and a seventh input signal (124e-g); a third logic gate electrically connected to the first and second logic gate; and a warning light electrically connected to the third logic gate; wherein the first logic gate is adapted for providing a first output signal to the third logic gate upon receiving the first, the second, the third, and the fourth input signals (124a-d); wherein the second logic gate is adapted for providing a second output signal to the third logic gate upon receiving the fifth, the sixth, and the seventh input signals (124e-g); wherein the third logic gate is adapted for triggering the warning light upon receiving the first or the second output signal; characterized in that the first and the second logic gates are logic AND gates, wherein the third logic gate is a logic OR gate; and wherein the first logic gate is adapted for providing the first output signal only if: the first input signal indicates that no evacuation of the aircraft is in progress; the second input signal indicates that the aircraft is located on a ground; the third input signal indicates a positive cabin air pressure with respect to an atmospheric pressure in an environment of the aircraft; the fourth input signal indicates a disarmed slide of the aircraft; wherein the second logic gate is adapted for providing the second output signal only if: the fifth input signal indicates that no evacuation of the aircraft is in progress; the sixth input signal indicates an armed slide of the aircraft; the seventh input signal indicates an actuation of the exterior door. the first input signal indicates that no evacuation of the aircraft is in progress; the second input signal indicates that the aircraft is located on a ground; the third input signal indicates a positive cabin air pressure with respect to an atmospheric pressure in an environment of the aircraft; the fourth input signal indicates a disarmed slide of the aircraft; wherein the second logic gate is adapted for providing the second output signal only if: the fifth input signal indicates that no evacuation of the aircraft is in progress; the sixth input signal indicates an armed slide of the aircraft; the seventh input signal indicates an actuation of the exterior door. the fifth input signal indicates that no evacuation of the aircraft is in progress; the sixth input signal indicates an armed slide of the aircraft; the seventh input signal indicates an actuation of the exterior door.