Precor EFX 5.21i - Manual (Page 11)

Owner’s Manual: EFX Safety Features 9
Using the Stationary Handrail
To maintain your balance, always grasp the stationary
handrail when you step on or off of the foot pedals, and when
you use the keypad.
Turning the Unit ON and OFF
To turn the unit ON and OFF, use the I/O power switch
located at the rear of the unit, near the power cord
receptacle. Refer to Diagram 5.
Important: When it is not being used, turn the unit OFF.
Diagram 5: I/O power switch
I/O power switch