Same issue with Ideapad 720s tested with the latest Ubuntu 19.10. I don't get flashing on boot, but when the computer wakes up from sleep mode it starts flashing and after 1 min or 2 the computer hangs.
Same issue with Ideapad 720s tested with the latest Ubuntu 19.10. I don't get flashing on boot, but when the computer wakes up from sleep mode it starts flashing and after 1 min or 2 the computer hangs.