What to do if all cameras shows no image on monitor？

Applies to: DH81NK/DH41NK/DM21O/DM31O/DL81A/DH81S/DH81NG/DN81NB/DM41G/DN41CJ/DN81BJ/DN61EC/DG81W/DG61X/DG41T/DT81DQ/DT41DC/DT61ER

If you can see a setting panel of a system like a picture below, but none of the cameras shows the image on a monitor, please try methods below.

1 Go to guide and select auto connected mode.

2. Click connect icon at bottom of the screen.

3. Use hands to cover the front of the camera. If you can see infrared lights turns on with red lights, cameras are on.

4. Restore recorder to factory default.