Extron electronic MMX AV Series ユーザーズマニュアル

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FEATURES (Cont.)
DESCRIPTION
  Vertical interval switching – Provides smooth, seamless transitions 
when switching between synchronous video sources. The video 
signal applied to input one is used as a genlock reference. 
  Audio input gain and attenuation (adjustable via RS-232) – 
Allows users to set the level of audio gain or attenuation for each 
audio input channel, eliminating noticeable differences when 
switching between sources.
  Audio breakaway (adjustable via RS-232) – Provides the 
capability to break away an audio signal from its corresponding 
video signal, allowing the audio channels to be operated as a 
separate matrix switcher.
  RS-232 control port – Using RS-232 serial commands, the unit can 
be controlled and configured via the included Windows
®
-based 
control software, or integrated into third-party control systems.  
Extron products use the Simple Instruction Set (SIS
) command 
protocol, a set of basic ASCII code commands that allow for quick 
and easy programming. The RS-232 port also makes it easy to 
install firmware updates.
  Front panel security lockout – Prevents unauthorized use in non-
secure environments. 
  Downloadable firmware updates – The latest firmware can be 
conveniently downloaded from the Extron Web site 
(www.extron.com). Updates for new features and capabilities can 
be easily upgraded via RS-232. 
  Rack-mountable – 1U, half rack width metal enclosure can be 
rack-mounted using an optional rack shelf.
  External international power supply – Provides worldwide power 
compatibility (part # 70-055-01). 
The Extron MMX Series of composite video and S-video matrix 
switchers with stereo audio (unbalanced or balanced) consists of eight 
models, in 4x2 and 6x2 I/O sizes, for easy integration into any system 
design. MMX A/V Series matrix switchers are available with captive 
screw or RCA audio connections.
The intuitive front panel buttons and LED indicators enable easy 
control of inputs and outputs for non-technical users. MMX A/V Series 
matrix switchers can be mounted in standard electronics racks, as well 
as within a podium, lectern, or other furniture.
Each model offers vertical interval switching, providing seamless 
transitions when switching between synchronous video sources. The 
video signal applied to input one is used as a genlock reference. All 
models are quad standard compatible for use with NTSC 3.58, NTSC 
4.43, PAL, and SECAM format video signals. MMX A/V Series matrix 
switchers can be controlled via the front panel or through RS-232 for 
use with a third party control system.
FEATURES
  150 MHz (-3 dB) video bandwidth, fully loaded – Ensures 
switching and distribution of video signals without degradation. 
The ratings are worst case specifications, i.e., the MMX Series 
provide 150 MHz (-3 dB) at full performance capacity when one 
input signal drives all outputs.
  Buffered I/O – Each input and output is individually buffered to 
provide maximum performance with virtually no crosstalk.
  View I/O mode – Allows users to easily see which individual inputs 
and outputs are actively connected. Available from the front panel 
or RS-232 control.
Model 
Input Connectivity 
Output Connectivity
MMX 42 AV
MMX 42 AV RCA
MMX 62 AV
MMX 62 AV RCA
MMX 42 SVA
MMX 42 SVA RCA
MMX 62 SVA
MMX 62 SVA RCA
Four BNC connectors for composite video  
Four captive screw connectors for unbalanced or balanced stereo audio
Four BNC connectors for composite video  
Eight RCA  connectors for unbalanced stereo audio 
Six BNC connectors for composite video  
Six captive screw connectors for unbalanced or balanced stereo audio  
Six BNC connectors for composite video  
Twelve RCA  connectors for unbalanced stereo audio
Four 4-pin mini DIN connectors for S-video 
Four captive screw connectors for unbalanced or balanced stereo audio  
Four 4-pin mini DIN connectors for S-video 
Eight RCA connectors for unbalanced stereo audio  
Six 4-pin mini DIN connectors for S-video 
Six captive screw connectors for unbalanced or balanced stereo audio
Six 4-pin mini DIN connectors for S-video 
Twelve RCA  connectors for unbalanced stereo audio
Two BNC connectors for composite video 
Two captive screw connectors for unbalanced or balanced stereo audio
Two BNC connectors for  composite video 
Four RCA  connectors for unbalanced stereo audio  
Two BNC connectors for composite video 
Two captive screw connectors for unbalanced or balanced stereo audio
Two BNC connectors for  composite video 
Four RCA  connectors for unbalanced stereo audio 
Two 4-pin mini DIN connectors for  S-video 
Two captive screw connectors for unbalanced or balanced stereo audio  
Two 4-pin mini DIN connectors for  S-video 
Four RCA connectors for unbalanced stereo audio  
Two 4-pin mini DIN connectors for  S-video 
Two captive screw connectors for unbalanced or balanced stereo audio
Two 4-pin mini DIN connectors for  S-video 
Four RCA connectors for unbalanced stereo audio
MMX A/V Series Matrix Switchers