SW HDMI Series • Installation
8
Wiring for RS-232 Control
Use a female 9-pin D to bare wire RS-232 cable or a universal control cable (UC50' or
UC100') to connect your computer or control system to the RS-232 pins of the Remote
connector.
1.
Wire the unterminated end of the RS-232 cable to the provided 5-pole captive screw
plug as described below. Connect the transmit, receive, and ground wires of the
cable to the
first three pins
on the connector, starting at the left:
•
Connect the transmit wire to pin 1, which plugs into the Tx (transmit) port.
•
Connect the receive wire to pin 2, which plugs into the Rx (receive) port.
•
Connect the ground wire to pin 3, which plugs into the G (ground) port.
2.
Plug the 5-pole connector into the Remote receptacle on the rear panel of the
switcher.
3.
Connect the other end of the cable to the appropriate computer or control system
connector.
Figure 5 shows how to wire this shared connector for RS-232.
RS-232 Auto
Computer or
Control System
RS-232 Port
SW HDMI Series Switcher
Rear Panel
Remote Port
NOTE:
If you use cable that has a drain
wire, tie the drain wire to ground at both ends.
Tx Rx G
Ground (G)
Transmit (Tx)
Receive (Rx)
Transmit (Tx)
Receive (Rx)
Figure 5.
Remote Connector Pin Assignments
Summary of Contents for SW HDMI Series
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