Serial Ports - Extron electronics MPX 866 A User Manual

Serial Ports

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RS-232 connectors — Connect one or two host devices, such as computers, touch
panel controls, or RS-232 capable PDAs to the switcher via these 3-pole captive screw
connectors for serial RS-232 (see figure 6). Use the supplied tie-wrap to strap the serial
cable to the extended tail of the connector.
RS-232
PRIMARY
Tx Rx
RS-232
SECONDARY
Tx Rx
Figure 6.
NOTES: • The length of exposed wires is critical. The ideal length is 3/16 inch
See "Programming
control the switcher via this connector) and
install and use the control software.
If desired, connect an MKP 2000 or MKP 3000 remote control panel to the RS-232
connector of the switcher. See the MKP 2000 Remote Control Panel User Guide or the
MKP 3000 Remote Control Panel User Guide for details.
Pin Function
TX Transmit data
RX Receive data
Gnd Signal ground
Do not tin the wires!
Bidirectional
Ground ( )
Receive (Rx)
Transmit (Tx)
RS-232 connector
(5 mm). See the audio input connector
• These two ports are hardwired for RS-232 only.
• The RS-232 Secondary port is active only if the front panel Configuration
port is not in use. If a front panel configuration connection is made, the
rear panel RS-232 Secondary port becomes inactive and the front panel
Configuration port is active.
• The switcher can operate at 9600, 19200, 38400, or 115200 baud rates.
See "Selecting the Baud Rate of the RS-232 Primary
"Operation" section to configure the RS-232 Primary port from the front
panel. See the Set serial port parameters
ports under SIS control.
Guide" for definitions of the SIS commands (serial commands to
MPX 866 A Media Presentation Matrix Switcher • Installation
Controlling
Device
Ground ( )
Receive (Rx)
Transmit (Tx)
NOTES
for more information.
SIS command to configure all
"Matrix Software" for details on how to
Port" in the
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