Extron Electronics SME 100 User Guide User Manual
Page 20
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RS-232 connector (optional) — Connect a host computer or control system to the
RS-232 connector. Use this port to send Simple Instruction Set (SIS™) commands
to the SME 100 for device configuration and control. The default protocol for this
port is
9600 baud rate, no parity bit, 8 data bits, 1 stop bit, and no flow control
(handshaking).
•
For information on SIS commands, see the "
" section on page 124 and the "
Command and Response Table for SIS
" section on page 133.
•
See figure 9 below to wire the RS-232 connector.
Ground
Tx
Rx
_
Receive
Transmit
Connected RS-232
Device Pins
SME 100
Pins
Figure 9.
RS-232 Connector Wiring
k
Reset button and LED — The Reset button is used to reset the SME 100. The
Reset LED provides the status of the reset and is used with the Reset button during a
reset of the SME 100. The SME 100 has four reset modes. For information on using
the reset button on the SME 100, see the "
Resetting the SME 100 Using the
l
RJ-45 Ethernet connector — Connect one end of an RJ-45 cable to the Ethernet
connector on the SME 100 (see figure 10). Connect the other end of the RJ-45 cable to
a router or switch to connect the SME 100 to a network.
LAN
ACT LINK
Figure 10.
RJ-45 Ethernet Connector
The LEDs on the Ethernet connector indicate the status of the network connection.
•
Link LED — This green colored LED lights when the SME 100 is connected to a
network.
•
Act LED — This amber colored LED flickers as the SME 100 actively
communicates with a network.
SME 100 • Panels and Cabling
14