I re-read Simon's comment from 11-13 so I decided to try switching VTs. After logging out and getting to the greeter with a dimmed screen, if I switch to another VT and back to VT7, the brightness gets restored.
I re-read Simon's comment from 11-13 so I decided to try switching VTs. After logging out and getting to the greeter with a dimmed screen, if I switch to another VT and back to VT7, the brightness gets restored.