1 selecting the rs-232 or rs-485 serial port, 2 terminating the rs-485 bus, Selecting the rs-232 or rs-485 serial port – Kramer Electronics FC-24ETH User Manual
Page 37: Terminating the rs-485 bus

Configuring and Maintaining the FC-21ETH,
FC-22ETH and FC-24ETH
33
8
Configuring and Maintaining the FC-21ETH,
FC-22ETH and FC-24ETH
This section describes:
Selecting the RS-232 or RS-485 Port (see
Terminating the RS-485 bus (see
Activating DHCP (see
Resetting to the factory default settings (see
Upgrading the firmware (see
8.1
Selecting the RS-232 or RS-485 Serial Port
The 3-pin Serial terminal block can be used as either an RS-232 or as an RS-485
port.
To set the Serial port as an RS-232 port:
Release the RS-232/RS-485 button on the rear panel.
The Serial RS-232 LED lights
To set the Serial port as an RS-485 port:
Depress the RS-232/RS-485 button on the rear panel.
The Serial RS-485 LED lights
8.2
Terminating the RS-485 Bus
The devices at both ends of the RS-485 chain must be terminated; all other
devices in the chain must be left unterminated.
To terminate the RS-485 bus:
Slide the RS-485 Term switch down