Ricoh gr3 green light flashes and sounds. Try to restore the factory settings of the camera first, or contact the after-sales service of the camera for specific inspection and maintenance under the same circumstances. Don't try to repair the camera unless you have received professional training and have special tools. If something goes wrong, it should be sent to an expert for repair. Usually, you need to put the camera in a cool, clean and dry place. When driving out, don't put it in the small storage box next to the dashboard of the car.