Setup Guide
SMX System MultiMatrix Switcher • Introduction 1
Introduction
This section gives an overview of SMX System MultiMatrix switchers 
and includes:
 • About This Guide
 • About the SMX System MultiMatrix Switchers
About This Guide
This setup guide describes basic instructions for the set up, 
configuration, and operation of the Extron SMX matrix switcher. 
The SMX matrix switcher can be controlled through the front panel 
controls, Simple Instruction Set (SIS
™
) commands, the SMX Control 
Program which runs on computers using the Windows
®
 operating 
System, or built-in HTML pages.
NOTES:  •  The term "SMX" refers to a typical SMX System 
MultiMatrix Switcher throughout this guide.
• For detailed information on the SMX, see to the User 
Guide (available at www.extron.com or the Extron 
DVD).
See Front Panel Operation on page 6 for operating the SMX through 
the front panel controls, SIS Programming Guide on page 19 for 
selected SIS commands, Conguration and Control on page 32 for 
installing the SMX Control Program, or Using the Web Pages to 
congure the SMX on page 35 for accessing the built-in HTML pages.
About the SMX System MultiMatrix Switcher
The SMX is a rack mountable, modular, configurable, multi-format 
card cage system available in 2U, 3U, 4U, or 5U frames. Each frame 
has horizontal rear panel slots where optional I/O boards can be 
inserted in any configuration. 
2U enclosures have 4 single board slots, 3U enclosures have 6 
single board slots, 4U enclosures have 8 single board slots, and 5U 
enclosures have 10 single board slots. Each slot supports power and 
control connections to the I/O boards. Slots covered by larger I/O 
boards are not available to other boards.
See the table on page 2 for the different signal and connector types, 
board sizes in terms of number of inputs and outputs, and the 
number of slots used.










