Bose ControlSpace EP22-D Guia De Instalacion página 16

EP22-D Installation Guide
Input from an Unbalanced Source
To connect a 2-wire unbalanced source to the EP22-D, connect the
positive output of the unbalanced source to the positive input of the
EP22-D. Connect both the source and EP22-D input grounds together,
and short the negative input of the EP22-D to ground at the input of
the EP22-D.
Figure 3.
2-wire unbalanced
source connection
To connect a 3-wire unbalanced source to the EP22-D, short the
negative conductor to the shield at the source connection.
Figure 4.
3-wire unbalanced
source connection
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Source
Source
WP22B-D
Shield
WP22B-D
Shield
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Input
Input