ESI-2000Pilot’s Guide3-10operating InstructionsERRORS AND INVALIDITIESRate Sensor Limit Exceeded (Refer to Figure 3-13)Figure 3-13 Attitude LossRelease 1.0 & 1.1. If the ESI-2000 rate of motion (roll, pitch, or yaw)exceeds 100° per second, the heading and attitude data is removed fromthe display.When steady and level flight can be maintained, press the menu M buttontwice followed by pressing the Select S button to begin re-alignment.Release 1.2. If the ESI-2000 rate of motion (roll, pitch, or yaw) exceeds135° per second the heading and attitude remain working but a CautionaryMessage is displayed giving the pilot the option to perform or not performan alignment. See details on next page.