USER MANUAL
Cable Connection
Connect RS-485 Connector
1.
Connect the network video recorder (NVR) through the RS-485 connector.
2.
Connect
A
of the RS-485 connector to
RS-485+
of the NVR
3.
Then connect B to the
RS-485-
of the NVR.
NOTE:
Only 2A and 2B of the RS-485 connector can be used to connect keyboard in parallel.