nostr:npub13levfmuj9uu5gy4mhh0tg5nkujqujkyky8220rd0dkwpm4p950eqss6saf nostr:npub1zc6qaguw8zsvqqz5d7jkgpy7rl9n4r5095kszy2gdmuyck5w2uyspvp2sj I'm not sure how useful this is, but here's a photo of a Rev "A" SunRem board I saw on eBay a while ago - a little different layout.

https://files.mastodon.social/media_attachments/files/111/135/679/236/105/994/original/164286e51335cd00.jpg