JBL A3000GTi Owner'S Manual Download Page 12

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Declaration of Conformity

We, Harman Consumer Group International

2, route de Tours
72500 Chateau-du-Loir
France

declare in own responsibility that the products
described in this owner’s manual are in compliance
with technical standards:

EN 55013:2001
EN 55020:2002

Emmanuel Millot

Harman Consumer Group International

Chateau-du-Loir, France 05/04

JBL Consumer Products
250 Crossways Park Drive, Woodbury, NY 11797 USA

JBL and Crown are registered trademarks of
Harman International Industries, Incorporated.

Part No. GTIAMPOM4/04

www.jbl.com

Features, specifications and appearance are subject to change without notice.

Summary of Contents for A3000GTi

Page 1: ...r A3000GTi amplifier For warranty support please register your purchase at www jbl com Select Car Audio then click on Support and then click on Product Registration Also please retain your original pu...

Page 2: ...e JBL A6000GTi and A3000GTi amplifiers are big Conventional mount ing locations under driver or passenger seats will not accommodate either amplifier Mount the amplifier in the vehicle s trunk or carg...

Page 3: ...ce of 12 ohms for each subwoofer and an equivalent parallel impedance of 4 ohms for all three subwoofers To determine the impedance of a system of three W15GTi dual voice coil subwoofers connected in...

Page 4: ...d doesn t last very long but it is repeated over and over If your charging system can t provide all the power your amplifier needs on a continuous basis it still may be adequate During the sound of th...

Page 5: ...single subwoofer output use an RCA Y adapter to connect its signal to both input jacks As a convenience each JBL A6000GTi or A3000GTi amplifier is also equipped with a set of PASS THRU L R RCA audio...

Page 6: ...h to the appropriate setting when changing configurations NOTE For simplicity Figures 7 through 9 do not show power remote and input connections see page 5 A6000GTi Amplifier partial output panel Subw...

Page 7: ...BRIDGE on input panel Subwoofer System 2 ohms or more See Setting The Crossover on Page 8 to Adjust Crossover Controls Figure 10 The JBL A3000GTi amplifier is set to bridged mode to drive a subwoofer...

Page 8: ...to set the low pass filter from 80Hz to 320Hz For a vented box where a subwoofer is prone to overexcursion below the tuned frequency set DBO to ON and set the DBO HP FREQ control 10Hz below the box s...

Page 9: ...face turn the amplifier over to view the bottom Using a T 25 screwdriver remove the four large Torx head screws along the bottom edges and set them aside see Figure 14 2 Turn the amplifier over to vie...

Page 10: ...7 16 inch hex socket driver to remove the two fuse nuts and then discard the failed fuse Fasten the replacement fuse in place using the two fuse nuts To replace a neon tube see Figure 17 use a T 15 sc...

Page 11: ...on Distorted audio Amplifier s gain is Properly adjust the I OPT and or set to High LEVEL control see E OPT LED s Setting Input are on more Sensitivity section than off Distorted audio Defective sour...

Page 12: ...ards EN 55013 2001 EN 55020 2002 Emmanuel Millot Harman Consumer Group International Chateau du Loir France 05 04 JBL Consumer Products 250 Crossways Park Drive Woodbury NY 11797 USA 2004 Harman Inter...