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3 INSTALLATION
3.9 Wiring
3.9.1 XLR Connection
XLR:Pin 1 Ground (or lifted via 15 Ohm resistor)
Pin 2 Hot
Pin 3 Cold
Always use symmetrical (balanced) shielded cable to connect the amplifier
Input
Ground
Lift
Input Ground Lift
in position grounded
3.9.2 SPEAKON Connection
The SPEAKON connectors are connected as shown below.
Right SPEAKON: Pin 1+
(view from the rear)Pin 1 -
Pin 2 +
Pin 2 -
Channel A
Channel A
Channel B
Channel B
signal
ground
signal
ground
Left SPEAKON:Pin 1+
(view from the rear)Pin 1 -
Pin 2+
Pin 2 -
Channel C
Channel C
Channel D
Channel D
signal
ground
signal
ground
Input
Channel A
to Ch. D
input stage
to Ch. C
input stage
to Ch. B
input stage
to Ch. A
input stage
Right SPEAKON
Input
Channel B
Input
Channel C
Left SPEAKON
Input
Channel D
3
3
2
Input
Channel D
3
2
Input
Channel C
3
2
Input
Channel B
2
Input
Channel A
WARNING !
SPEAKON connectors marked with the lightning flashes indicate high vol­
tages that are potentially life threating.
Wiring to these terminals requires installation by an instructed person or
the use of ready-made leads or cords.
P.15
USER MANUAL
VORTEX 3 QUADRO