READ FIRST! Important Safety Precautions! CAUTION RISK OF ELECTRIC SHOCK DO NOT OPEN CAUTION: To reduce the risk of electric shock, do not remove cover (or back). No user-serviceable parts inside. Refer servicing to qualified service personnel. CAUTION: To prevent electric shock, do not use this (polarized) plug with an extension cord, receptacle or other outlet unless the blades can be fully inserted to...
THANK YOU FOR CHOOSING JBL For more than 60 years, JBL has been involved in every aspect of music and film recording and reproduction, from live performances to the recordings you play in your home, car or office. We’re confident that the JBL...
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(+) terminal on the back of the speaker. Connect the free end of the (+) lead for the left input on the subwoofer to the left binding-post terminal. Repeat this process for the (–) con- nections for the left front...
LFE switch should be set to the “LFE” position to bypass the subwoofer’s internal crossover. the left or right line-level input on the subwoofer. It makes no difference which jack you choose. Connect each speaker to the corresponding speaker terminals on your receiver or amplifier.
Note: It will take several min- utes for the LED to turn from green to red after the input signal to the subwoofer is removed. Due to JBL’s unique high-output, high-efficiency amplifier design, power con- size, subwoofer placement, type of main speakers and position.
• Check that the receiver/ amplifier is on and a source is playing. • Check that the powered subwoofer is plugged into an active electrical outlet and is switched on. • Check all wires and connections between the receiver/amplifier and the subwoofer.
50Hz sine wave burst, 3 cycles on, 17 cycles off. JBL and Harman International are registered trademarks, and Performance Series, Pro Sound Comes Home and PolyPlas are trademarks, of Harman International Industries, Incorporated.