beautypg.com

Connection – Mark Levinson RS-232 User Manual

Page 3

background image

3

Connection

RS-232 Port
Location

RS-232 control is through an RJ-11 connector located on the back of the No320S next
to the IR output. This connector has 6 pins of which only three are used for
communication.

RS-232 Port Pin
Configuration.

The No320S will receive control data on pin 2 Data Receive and transmit status data
on pin 3 Data Transmit. The connection Cable between the No320S and the control
device will need to be configured so that the No320S’s receive is connected to the
control devices transmit. Please refer to the product owner’s manual for the control
device you are using for RS-232 port type and configuration.

Pin 2 Rx from the PC / Data Receive

Pin 3 Tx to the PC / Data Transmit

Pin 5 Digital system ground

RX TX GND