OK, so I contacted customer service at LCI, the company that makes the remote, and got my answer. I'm putting it here to share the knowledge.
To reset PIN Code:
1. Press "HOME" buton to turn on transmitter.
2. Press and release "HOME" button five times.
3. Press "CONFIG"
4. The screen will ask you if you want to reset the screen lock PIN code.
5. The screen will notify you that a PIN has been reset.
To see graphics to go along with these instructions see page 5 in the attached PDF linked here: http://www.lci1.com/assets/content/s...structions.pdf