Installation And Operation - Extron electronics AVDA 6 MX DUAL User Manual

Installation and Operation

Models and Features
Extron's Audio/
Video Distribution
Amplifier models
include two or
more of the
features listed at
the top of the
table to the right.
A "•",
2 or 4 is used in
the table to
indicate which
features apply to
a particular
model and how
many, if more than one. For example, the model SVDA 6 MX DUAL has 2 - one
input, six output stereo audio distribution amplifiers. All models are housed in metal
enclosures and include 100-240 volt universal switchable power supplies.
Installing Captive Screw type Audio Connectors
Three methods of wiring the audio connectors for input and output are listed and
shown below. Input examples are across the top, output examples are below them.
• Unbalanced High Impedance (High Z) Stereo Tip, Ring, Ground (Left & Right)
• Balanced High Impedance (High Z) Stereo Tip, Ring (Left & Right)
• Balanced 600 ý input Impedance Stereo Tip, Ring (Left & Right)
Tip Tip
Left
Sleeve Ring
Gnd
Sleeve(s)
Tip Tip
Right
Sleeve
Ring
I Unbalanced Input (high impedance) Balanced Input (high impedance)
NPUTS
O
UTPUTS
Tip Tip
Left
Ring
NO Sleeve here!
Gnd
Sleeve(s) Sleeve(s)
Tip
Tip Right
NO Sleeve here! Ring
Unbalanced Output (high impedance) Balanced Output (high impedance)
Use the picture to the left when making connections for the Audio
Tip
Distribution Amplifier from existing audio cables. The round audio
Sleeve
connectors are shown with the top one (tip and sleeve only) for
unbalanced audio and the bottom one (tip, ring and sleeve) for
Tip (+)
Ring (-)
balanced audio. The "ring", "tip" and "sleeve" markings are also used
on the captive screw audio connector diagrams above. Together,
Sleeve
these examples may be used as a guide for making audio cables.
___ If using the Unbalanced Output example shown above
(shaded background), connect the sleeve(s) to
Extron • Audio/Video Distribution Amplifiers
2 2
2
4
Tip
600 ohms
Left Left
Ring
Gnd Gnd
Sleeve(s)
Tip
Right Right
Ring
600 ohms
Balanced Input (600 ohms))
Tip
Left
Left
Ring
Gnd
Gnd
Sleeve(s)
Right Tip Right
Ring
Balanced Output (600 ohms)
L 2 R L 3 R
1