JBL Ceiling Loudspeakers - Manual (Page 10)

9
Using Loop-Through Terminals (Pins 1 & 4) -- By connecting the wire pair of
the subsequent speaker to pins 1 & 4, then all subsequent speakers will be
disconnected when this speaker’s connector is disconnected during for
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.
Choose whichever hookup pattern accommodates your installation best.
Step 4 – Plug connector into connector socket in the speaker’s terminal cup.
+ –
+
–
1 2 3 4 1 2 3 4 1 2 3 4
Power Amplifier
Speaker 1 Speaker 2 Speaker 3
To
Subsequent
Speakers
1 2 3 4
+
+ –
–
From Amplifier or
Previous Speaker To Subsequent
Speakers
Figure 9:
Using Loop-
Through Terminals
Figure 10:
Loop-Through
System Hookup
Diagram
Figure 11:
Plugging Connector Into
Connector Socket