Dahua Technology DH-XVR1B04-I - 6 Web Operations; 6.1 Connecting to Network; 6.2 Logging in to the Web Interface

User's Manual
314
Figure 5-290 Added holiday
5.20.2 Configuring RS-232 Settings
Select
Main Menu > SYSTEM
>
RS232
, and then you can configure serial port function, baud rate
and other parameters.
Only some series products support this RS-232.
Figure 5-291 RS-232