M1 Drones M1 STEM Drone Series User Manual page 36

INSTALLATION (CONT.)
27. By default, the ARM switch is
on AUX1 (Channel 5) toggle
this switch to ARM and
activate your quadcopter.
28. Before Arming your
quadcopter for flight, check
the following:
29. Ensure that the Flight
Controller is installed LEVEL
30. Ensure that all motors are
properly connected, tight and
rotating correctly.
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