Figure 4-12
Note: Please insert the USB memory first.
In preview GUI, click the snapshot button to save it in the external USB memory, which is
shown in the following figure.
4.10 How to enable the zero-channel
Figure 4-13
For HCVR/DVR, click System -> Display -> Zero Channel, you can Enable it and select the
information, see Figure 4-13. For NVR, you don’t need to enable it on the local menu.