Extron Electronics MSX1616HR - Manual (Page 11)

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2002 - INLINE, INC. MSX1616 OPERATION MANUAL - v1.0 5/8/02
Serial Ports
The switcher features three serial ports that can accommodate RS-232, RS-422, and RS-485
connections.
Use serial port 1 to control the switcher using either a PC or a third-party control system.
Use serial ports 2 and 3 to control auxiliary devices with serial commands you store into the
switcher.
RS-232/422/485 Connections
RS-232 Connection Diagram:
Full Duplex RS-422/485 Connection Diagram:
Half Duplex RS-485 Connection Diagram:
DIP Switch Settings: Standard
DIP switch settings change according to the standard used. Higher standards require a different
signal type. DIP switches make subtle adjustments to that signal type. Configure the DIP switch
settings according to the following table.
Serial port # RS-232 RS-422/RS-485
1 SW 1: 123 OFF SW 1: 123 ON
2 SW 1: 456 OFF SW 1: 456 ON
3 SW 2: 123 OFF SW 2: 123 ON
The settings of the... Control serial port #:
First three switches of DIP switch 1 1
Last three switches of DIP switch 1 2
First three switches of DIP switch 2 3