Wiring The Audio Connectors - Extron electronics SMX System User Manual

Wiring the Audio Connectors

Connect audio input devices to the 3.5 mm, 5-pole captive screw connectors (up to two
groups of eight sets possible).
Wire the input connectors as shown in
Sleeves
Sleeve
Sleeve
Figure 5.
NOTE:
Figure 6.
Wire the output connectors as show in
Sleeves
Figure 7.
CAUTION: For unbalanced audio, connect the sleeves to the center contact ground. Do
Tip
Ring
Tip
Ring
Balanced Stereo Input
Tip
Tip
Unbalanced Stereo Input
Do not tin the wires!
Captive Screw Connector Wiring for Audio Signals
When making connections for the SMX from existing audio cables (see
figure 7). A mono audio connector consists of the tip and sleeve, whereas a
stereo audio connector consists of the tip, ring, and sleeve. The tip, ring, and
sleeve wires are also shown above on the captive screw audio connector diagram
(balanced inputs, see
Tip (+)
Sleeve ( )
3.5 mm Stereo Plug Connector
RCA Connector
RCA Audio Connectors
Tip
Ring
Tip
Ring
Balanced Audio Output
Do not tin the wires!
Captive Screw Connector Wiring for Audio Output
not connect the sleeves to the negative (-) contacts.
figure 5.
Tip
Ring
Sleeve
Balanced Mono Input
(high impedance)
Tip
Sleeve
Unbalanced Mono Input
figure 6).
Tip (+)
Ring (-)
Sleeve ( )
(balanced)
figure 7.
No Ground Here
Tip
Sleeves
Tip
No Ground Here
Unbalanced Audio Output
SMX MD System MultiMatrix Switcher • Installation 12