So here's a video I made of the terminal connected to my SWTPC. I set hyperterminal to 8, N, 1. As you can see there's no action with the reset button, but there is a random character on power up.
https://www.youtube.com/watch?v=dvT_KYyRVWo I then tried 7 N 1 (that's how my CT1024 terminal is set up). This time I got more consistent characters. If I hit reset, there is also a response. https://www.youtube.com/watch?v=ZYitTyUUxFg