On my unit, the screen is black but the OK button is blue and I can’t seem to get it to power on. What do I do? Eric Sun August 09, 2019 03:55 Updated There may be an issue with your firmware. Please visit our firmware section to learn how to update your firmware. Related articles Steps to troubleshoot your dash cam Why does my unit keep rebooting? Why does my dash cam turn off a few seconds after I disconnect from a power source? Why does my dash cam stop recording after a few minutes? Will the Cam get fried from the heat from sitting out in parking lots in summer months? is there a type of warranty for this? Comments 0 comments Please sign in to leave a comment.