Setup Guide
7SMX System MultiMatrix Switcher • Front Panel Operation
e
Power status LEDs — Indicate power status for the main unit and 
I/O boards.
f
Front panel configuration port — Connects a control system or 
computer to this (RS-232) port, using an optional 9-pin D to 
2.5 mm mini jack TRS RS-232 cable, part number 70-335-01. RS-232 
protocol (default values): • 9600 baud • 1 stop bit • no parity 
• 8 data bits • no flow control
NOTE:  Unless specified otherwise, buttons on the SMX light 
green for video boards, red for audio boards, and 
amber for audio and video boards.
Creating Ties
1.  Press the Esc button to clear any pending 
changes. The button flashes green once.
2.  Press the I/O Plane button that 
corresponds to the plane address of the 
desired I/O board. The Plane button along with Input 1 and any of 
its tied Output buttons light.
I/O PLANE SELECT
1
2
3
4
5
6 7 8
9
10
11 12 13 14 15
0
Figure 7.  Plane 0 Selected — an Example
3.  Press the Input button that corresponds to the desired input 
source. The selected button lights along with any currently tied 
outputs.
INPUTS
1
2
3
4
5
6 7 8
9
10
11 12
13 14 15 16
OUTPUTS
1
2
3
4
5
6 7 8
9
10
11 12 13 14 15 16
Figure 8.  Input 7 with Tied Outputs 3 and 9 — an Example
4.  Press unlit Output buttons that correspond to the desired output 
devices. Selected output buttons and the Enter button flash.
INPUTS
1
2
3
4
5
6 7 8
9
10
11 12
13 14 15 16
OUTPUTS
1
2
3
4
5
6 7 8
9
10
11 12 13 14 15 16
Figure 9.  Input 7 with Tied Output 3 and 9 with a Pending Tie 
to Output 4 — an Example
5.  Press the Enter button. All button lights 
turn off.
ENTER
C O N T R O L
PRESET
ESCVIEW
ENTER
C O N T R O L
PRESET
ESCVIEW










