HARMAN International
Industries, Incorporated
8500 Balboa Boulevard,
Northridge, CA 91329 USA
www.jbl.com
© 2015 HARMAN International Industries, Incorporated. All rights reserved.
JBL is a trademark of HARMAN International Industries, Incorporated, registered in the
United States and/or other countries. All Rights Reserved. Features, specifications and
appearance are subject to change without notice.
INPUT CONNECTIONS
If your source unit has a single dedicated subwoofer RCA output, use a "Y"
-
adapter to connect it to the amplifier's left and right inputs, as
shown in the illustration below.
SETTING THE CONTROLS
For complete information about setting the amplifier’s controls, please download the full GTR
-
1001/GTR
-
601 Amplifier User Manual at
www.jbl.com.
SPEAKER CONNECTIONS
Minimum speaker impedance: 4 ohms (2 subwoofers); 2 ohms (single subwoofer).
• If you are using a single subwoofer you can connect it to either set of amplifier speaker connectors.
• If you are using two 2
-
ohm subwoofers you can connect them to one of the sets of connectors in series to be above the required 2
-
ohm
minimum impedance.
If your source unit does not have an RCA subwoofer output use
the supplied bare wire
-
to
-
RCA adapters to connect the source
unit’s speaker wires to the amplifier, as shown in the illustration
below.
When you’re finished connecting the source unit’s speaker
outputs to the adapters, plug the adapters into the amplifier’s
input connectors.
Loosen
Screw
Insert
Wire
Tighten
Screw
Subwoofer Output
Source
Unit
“Y” Adapter
