Err5, No Index Switch Sensed Error on Cybex 600a Arc Trainer

Probable Cause

An Err5 error displayed on the Cybex 600a arc trainer means that the index switch was not sensed within a timed limit. This indicates the following:
a) the need for elevation calibration
b) a faulty elevation motor
c) a faulty lower board.

Corrective Action

a) Calibrate the elevation motor.
b) If error persists after calibrating the elevation motor, replace the motor. 
c) Replace the lower board if necessary.

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