A - ACTUAL N1: N1 NEEDLE AND N1 DIGITAL INDICATION ARE NORMALLY GREEN. THE NEEDLE PULSES AMBER WHEN THE ACTUAL N1 IS ABOVE THE N1 MAX. BOTH NEEDLE AND DIGITAL INDICATION PULSE RED WHEN THE ACTUAL N1 IS ABOVE THE N1 RED LINE(102%). WHEN N1 IS DEGRADED (BOTH N1 SENSORS FAILED),THE LAST DIGIT OF THE DIGITAL DISPLAY IS AMBER DASHED. B - N1 COMMAND: N1 CORRESPONDING TO THE ATS DEMAND, LIMITED BY THE THRUST LEVER POSITION. NOT DISPLAYED IF A/THR OFF. C - TRANSIENT N1(BLUE ARC): SYMBOLIZES THE DIFFERENCE BETWEEN THE N1 COMMAND AND THE ACTUAL N1. NOT DISPLAYED IF A/THR OFF. D - N1 TLA: N1 CORRESPONDING TO THE THRUST LEVER POSITION (PREDICTED N1). E - MAX N1: AMBER INDEX AT THE VALUE CORRESPONDING TO THE FULL FORWARD POSITION OF THE THRUST LEVER. F - N1 EXCEEDANCE: IF 100.3% IS EXCEEDED, A RED MARK APPEARS AT THE MAX VALUE ACHIEVED. IT WILL DISAPPEAR AFTER A NEW START ON GROUND OR AFTER MAINTENANCE ACTION THROUGH THE MCDU. G - REVERSE: APPEARS AMBER WHEN ONE REVERSER IS UNLOCKED. IT CHANGES TO GREEN WHEN THE DOORS ARE FULLY DEPLOYED. IF UNLOCKED IN FLIGHT,THE INDICATION FLASHES FOR 9 SECONDS AND THEN REMAINS STEADY.
Posted on: Sun, 27 Jul 2014 22:11:33 +0000