Dahua VTO1220A

6
7
Access Control
Output Port
Control NO/NC of door lock.
1.2.2 VTO1210B(W)-X/VTO1220B(W)
1.2.2.1 Front Panel
Plug to power, system boots up and wait for 1 minute, screen turns on. System enters
working interface, see Figure 1- 3 VTO1210B(W)-X/VTO1220B(W).