If you found this page, you probably have a problem and you need a user manual for the device JBL Control 328CT. Be sure to check that it is the user manual to exactly the device that you are looking for. In our database JBL Control 328CT it belongs to the category Speaker. A user manualJBL Control 328CT is taken from the manufacturer, a JBL company - it is an official document, so if you have any doubts as to its contents, please contact the manufacturer of the device JBL Control 328CT directly. You can view the user manualJBL Control 328CT directly online or save and store it on your computer.

WIRING INSTRUCTIONS  

Figure B:  

Parallel System  

Hookup Diagram  

+

-

1

2

3 4  

1

2

3 4  

1 2  

3 4  

+

-

Speaker 1  

Speaker 2  

Speaker 3  

Power Amp  

2

.) Using Loop-Through Terminals (Pins 2 & 3) -- By  

connecting the wire pair of the subsequent speaker to pins  

& 3, then all subsequent speakers will be disconnected  

2

when this speaker’s connector is disconnected during  

troubleshooting . This can be useful as a way to isolate  

problems to a section of the distributed line while leaving the  

wires attached to the connector.  

Figure C:  

Using Loop-  

Through Terminals  

1

2

3

4

+

+

-

-

IN Loop Loop IN  

Thru Thru  

+

-

-

+

From Amplifier or  

Previous Speaker  

To Subsequent  

Speakers  

Control 227C  

Figure D:  

Loop-Through System  

Hookup Diagram  

+

-

1

2

3 4  

1

2

3 4  

1 2  

3 4  

+

-

Speaker 1  

Speaker 2  

Speaker 3  

Power Amp  

6

JBL Professional Control 300 Series  

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