Left-side column 6 (pin 1.11 / TGB+thumb) non-responsive on new build

On a new corne build with solderless headers, the left-side rightmost column is not working and has not worked since the first firmware flash. I've recreated the firmware and tried the base ZMK , so I suspect that this is a hardware issue (pin 1.11 according to the documention). I am using the solderless headers, and the connection appears fine and there is no physical damage to the nano or the board. This is not an issue on the right side, and the rest of the keyboard's firmware is working just fine. Any suggestions for how I could resolve this, or could it be an issue with the board or solderless headers? This is a new build so these have never been tested to work. Thanks!
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6 Replies
Reed
ReedOP4mo ago
Troubleshooting & Pinouts | Typeractive.xyz Documentation
If you're running into issues with your keyboard, check out our Troubleshooting page for common issues and solutions. If you're still having trouble, please reach out to use on Discord!
Reed
ReedOP4mo ago
And here’s my firmware for reference https://github.com/mrbende/dotfiles/tree/main/corne
GitHub
dotfiles/corne at main · mrbende/dotfiles
My development environment with a Mac M3 (Sequoia 15.3.1) with homerow keymods via Karabiner, tmux + neovim, yabai for window management, skhd for keybinds, and Avante.nvim for AI pair-programming....
Reed
ReedOP4mo ago
I have also tried flipping the no solder headers upside down and 180 degrees to test if it was a bad pin, and they all led to the same result of non-responsive keys associated with pin 1.11 . So I believe it is either an issue with the nano or the pcb Update… I also tried swapping the nanos on the right and left side and the same keys on the left hand aren’t working. So I’m fairly certain I’ve narrowed this down to an issue with the pcb @Mike any thoughts? order number was #TA17501
Micky
Micky4mo ago
Thanks for all the information and troubleshooting. I received your email and will get you set up with a replacement.
Reed
ReedOP4mo ago
Thank you @Mike ! 🙏🏼 really appreciate it

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