YASKAWA NX100 Instructions Manual page 52

5.2 Turning ON the Servo Power
Servo Power ON/OFF --- Enable Switch
SUPPLE
-MENT
When the operator grips the Enable switch, the servo power turns ON. However, if the
operator squeezes the switch until a "click" is heard, the servo power will turn OFF.
When performing emergency stop on the front door of the NX100, programming pendant,
NOTE
or external signal, the servo power-on operation from the Enable switch is cancelled.
When turning the power back ON, follow the previously listed instructions.
Release -> OFF
Servo On
Squeeze -> ON
5-4
Squeeze Tightly -> OFF