When I look at it when the box is open, there is a red LED on the mainboard that does a steady blink. Sign up for a new account in our community. Please read instructions.Īvtech high-end series mpeg-4 dvr manual 83 pages. A_AS_AS_ASV_A_AS_AS_ASV_Manual_V 4CH MPEG4 DVR. Please read instructions thoroughly before operation and retain it for future reference.
