Where do I plug the adapter in on the 5.0 IC and 7.0 IC Indoor Cycles? Horizon Fitness Updated October 28, 2022 20:22 The plug-in for the adapter on the 5.0IC and 7.0IC Indoor Cycles looks like a nut on the left side of the frame as shown in the below illustration: Was this article helpful? Yes No 0 out of 0 found this helpful Have more questions? Submit a request Related articles 5.0IC Indoor Cycle Owner's Manual How Does the 7.0 IC-02 Indoor Cycle Connect to Apps? Indoor Cycle Frequently Asked Questions Software and Firmware Updates 7.0IC-02 Indoor Cycle Owner's Manual Comments 0 comments Please sign in to leave a comment.