Steady OFF

Nominal operation (no high-priority or medium-priority alarm detected, no module in degraded mode or off)

Blinking

• At least one high-priority alarm is present in the Event Log list and has not been acknowledged by the user.

• An IMU module is off.

  The LED goes off after acknowledgment on the non-operational module or when the module concerned is no longer off.

Steady ON

• At least one medium-priority alarm is present in the Event Log list and there is no high-priority alarm.

• An IMU module is in degraded mode.

  The LED goes off after acknowledgment on the degraded module or when the module concerned is no longer degraded.