Another article saying all lights were working properly.
https://www.cnn.com/2023/01/18/busin...ror/index.html
I read a story on my phone earlier that I can't find now, but it said the F/O was on her first flight in the 777 after training and flying many hours in the 737. And she was having to deal with that new procedure AA started where she has to make the "ready for takeoff" PA.