Using a similar process, start prying off the other side of the IR Ring.

This process is again, extremely time consuming, and took me around 30 minutes to an hour to do. As it kept clicking back in on me.

Once You have both sides off, you'll want to start to slowly pry around towards the main part of the controller, you'll likely feel alot of force in this process (note the completely white parts of my fingers haha).