Extron electronic 305SA manual Terminate the Speaker Cable for the PVS Switcher

Models: 305SA

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3.— Terminate the Speaker Cable for the PVS Switcher

a. To terminate the cable, strip the end of the

 

 

cable 0.2 inch (5 mm) and secure the wires into

 

 

the supplied 4-pole captive screw connector.

Speaker 1

Speaker 2

ATTENTION: DO NOT short the speaker

 

 

wires together as it may damage the

 

 

switcher.

Audio output

 

 

to speakers

 

NOTE: The correct speaker impedance load-

 

4-pole Captive

 

ing must be observed when setting up

 

Screw Connector

 

a speaker system. See figures below for

 

 

 

 

examples.

AMPLIFIED OUTPUTS

Speaker

To PVS 305SA IP

 

 

4/8

Wire

terminal (Left and

 

 

Ohms

color

Right)

 

 

 

 

 

L

R

Red

Positive (+)

 

PVS Switcher

 

Black

Negative (-)

 

Rear Panel

 

Ñ Wire the captive screw connector.

Stereo output

 

 

Dual mono output

 

 

 

 

AMPLIFIED OUTPUTS

 

 

AMPLIFIED OUTPUTS

8 Ohms

 

 

8 Ohms

Stereo L+

Stereo R+

 

Mono +

Mono +

L

R

L

R

Stereo L–

Stereo R–

Mono –

Mono –

8 Ohm Load

8 Ohm Load

Stereo or dual mono output using parallel speaker wiring

 

AMPLIFIED OUTPUTS

Mono +

2/4/8 Ohms Mono +

or

or

Stereo L+

Stereo R+

Two 8 ohm speakers wired in parallel equal a 4 ohm load.

88

ohms ohms

 

Mono –

 

or

4 Ohm Total Load

Stereo L-

 

 

8

8

 

ohms

ohms

L

R

 

Mono –

 

or

 

Stereo R-

4 Ohm Total Load

 

NOTE: By default, the amplifier is set for dual mono output. Use the software or Extron Special Instruction Set

(SIS) commands to change the setting to stereo if desired. For full details, see the PVS 305SA User Guide,

available online at www.extron.com. The commands given in that manual are also applicable to the

PVS 305SA IP switcher.

32PoleVault IP Systems • Installation — Stage 3 (Speakers)

Page 36
Image 36
Extron electronic 305SA manual Terminate the Speaker Cable for the PVS Switcher, Wire the captive screw connector