4. Connect a serial device to the Ether-Serial Link.
Serial port activity is indicated by two status LEDs per port. The
yellow LED lights when the serial port is transmitting data. The
green LED lights when the serial port is receiving data.
Single Port
Serial connector
(DB-9 shown)
Serial Tx
indicator
Serial Rx
indicator
Dual Port
Serial 1
connector
(DB-9 shown)
Serial 2
connector (DB-9)
Serial Tx
indicators
Serial Rx
indicators
3