I need more detailed wiring instructions

[Tpriester1]

I have a 202u and need my hand held to figure out the abbreviations on the board. Please help.
the 3 pin blue isn’t clear. Is that for A/C in?
the 8pin green isn’t clear, is this all for dc?
What is "N/C?
What is Com?The last 2 pins of the green say 12-24v AC/ DC This is confusing!
Please help. A direct schematic would be deeply appreciated!
Thanks,
Tommy

[william]

Please see below for door opener wiring instructions, thanks.

FAQ - How to set up KIT-1 as garage door receiver?

First, please make sure you have following A working wall switch - we will need to wire 202U relay output to wall switch A spare 12-24V power adapter - recommended, although some openers have power output you can use, it may not be sufficient on older openers (because they can’t output enough power, our relay will click, but not open the door) Then, please set our 202U working mode, and program remotes. Set our 202U relay to pulse / momentary mode, this is factory default (all DIP switches O…

And please see below for NC NO COM meanings,
https://www.reddit.com/r/electrical/comments/vc7pzh/what_are_com_and_no_wires/