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- GX-A3001
- Owner's Manual
JBL GX-A3001 Owner's Manual
Summary of GX-A3001
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Gx-a604/gx-a602/gx-a3001 power ampli er owner's manual.
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2 2 introduction thank you for purchasing a jbl ® gx-series amplifier. So we can better serve you should you require warranty service, please retain your original sales receipt and register your amplifier online at www.Jbl.Com. Included items gx-series amplifier (x 1) speaker-level input harness (gx...
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Www.Jbl.Com english 3 3 installation location amplifiers need air circulation to stay cool. Select a location that provides enough air for the amp to cool itself. • suitable locations are under a seat (provided the amplifier doesn’t interfere with the seat adjustment mechanism), in the trunk, or in ...
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4 4 power and ground connections important: disconnect the vehicle's negative (–) battery terminal before beginning the installation. The gx series amplifiers are capable of delivering high power levels, and require a heavy-duty and reliable connection to the vehicle’s electrical system to achieve o...
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Www.Jbl.Com english 5 5 ground (gnd) connection connect a wire (minimum 10awg – 5.3mm 2 ) from the amplifier’s gnd terminal directly to a solid point on the vehicle’s chassis. • for a good connection, use sandpaper to clear the paint from the metal surface at this chassis location. Use a star-type l...
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6 6 speaker and input connections always connect the (+) speaker terminal on the ampli er to the (+) terminal on the speaker and the (–) speaker terminal on the ampli er to the (–) terminal on the speaker. Important: make sure the (+) and (–) bare wires do not touch each other or the other terminal ...
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Www.Jbl.Com english 7 7 gx-a604 input connections: 4-channel operation connect your source unit or processor's front and rear left and right outputs to the amplifier's inputs as shown in the illustration. Source unit front line outputs rear line outputs see set the crossover controls, on page 11, fo...
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8 8 gx-a604 speaker connections: 3-channel operation minimum speaker impedance: 2 ohms each (left & right speakers); 4 ohms (subwoofer) • connect the left and right speakers to the fl and fr (+) and (–) terminals • connect the subwoofer to the rl (+) and rr (–) terminals. (the rear-channel bass boos...
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Www.Jbl.Com english 9 9 gx-a604 input connections: 3-channel operation connect your source unit or processor's line outputs as shown in the illustration below. Set the input mode switch in the "4ch" position note: use a "y"-adapter to connect the source unit's subwoofer output to the amplifier's rea...
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10 10 gx-a604 speaker connections: 2-channel operation minimum speaker impedance: 4 ohms (each) connect the left and right speakers as shown in the illustration below. Speaker fuses 20a left speaker right speaker.
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Www.Jbl.Com english 11 11 gx-a604 input connections: 2-channel operation connect your source unit or processor's line outputs as shown in the illustration below. Use only the front left and right input connections and make sure that the input mode switch is set in the "2ch" position. Source unit fro...
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12 12 using the speaker-level inputs if your source unit doesn't have line-level outputs you can use the included speaker-level input harness to connect the amplifier to the source unit's speaker outputs. From left to right, the conductors are: l+, l–, r–, r+ (see the illustration to the right). The...
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Www.Jbl.Com english 13 13 gx-a602 input connections: 2-channel operation connect your source unit or processor's line outputs as shown in the illustration below. L+l–r–r+ source unit line outputs see set the crossover controls, on page 11, for information about setting the amplifier's controls for 2...
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14 14 gx-a602 speaker connections: bridged operation bridged operation provides a single high-power channel for a subwoofer minimum speaker impedance: 4 ohms connect the subwoofer to the rl (+) and rr (–) terminals.) note: you can connect two 2-ohm subwoofers in series to maintain the required 4-ohm...
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Www.Jbl.Com english 15 15 gx-a602 input connections: bridged operation connect your source unit or processor's subwoofer line output to the amplifier's left input, as shown in the illustration below. Note: use a "y"-adapter to connect the source unit to the amplifier's left and right input jacks. L+...
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16 16 gx-a3001 speaker connections minimum speaker impedance; 2 ohms (single subwoofer); 4 ohms (2 subwoofers) the gx-a3001 has two parallel sets of speaker connectors, allowing you to connect two subwoofers. Fuses 20a +12v 4-ohm subwoofer 4-ohm subwoofer • if you are using a single subwoofer you ca...
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Www.Jbl.Com english 17 17 gx-a3001 input connection use a "y"-adapter to connect your source unit or processor's subwoofer line output to the ampli er's left and right inputs, as shown in the illustration below. If your source unit does not have a dedicated subwoofer output you can connect the rear ...
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18 18 controls, input connections and indicators front crossover filter switch front line-level input connectors rear speaker-level input connector rear line-level input connectors rear crossover filter switch rear crossover control rear level control front level control input mode switch front spea...
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Www.Jbl.Com english 19 19 l+l–r–r+ l+l–r–r+ speaker-level input connector protection indicator line-level input connectors crossover filter switch bass boost switch power indicator level control speaker-level input connector protection indicator line-level input connectors crossover control bass boo...
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20 20 set the crossover controls gx-a604: 4-channel operation input mode switch: set the input mode switch in the "4ch" position. Front crossover filter switch: set the front crossover filter switch in the “on” (high-pass) position. This will limit the amount of low-frequency energy sent to the spea...
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Www.Jbl.Com english 21 21 rear crossover control: the rear crossover control setting you use for subwoofers will depend on the type and location of your system’s subwoofer. Start by setting the rear crossover control to a frequency somewhat lower than the 80hz setting on the front channels. After li...
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22 22 gx-a602: 2-channel operation crossover filter switch: • if you have connected the amplifier to a pair of 6" or smaller full-range speakers, set the crossover filter switch in the “hp” (high-pass) position. This will limit the amount of low-frequency energy sent to the speakers, significantly r...
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Www.Jbl.Com english 23 23 set the bass boost gx-a604: when you’re using the amplifier’s rear channels to power a subwoofer, the bass boost switch can provide 12db of bass boost at 45hz. (the switch only affects the amplifier's rear channels.) set this switch according to your personal taste, but if ...
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24 24 troubleshooting if your amplifier isn't performing the way you think is should, check to see if the problem is covered in this section before calling your dealer or contacting jbl customer service. Problem causes and solutions no sound (the amplifier's power led is off) • check that the amplif...
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Www.Jbl.Com english 25 25 problem causes and solutions sound only comes from some of the speakers connected to the amplifier • check that the vehicle audio system's source unit's balance and fader controls are set to their center (midpoint) positions. • (gx-a604): check that the setting of the ampli...
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26 26 specifications gx-a604 gx-a602 gx-a3001 max power (15.5v, 1khz, 10%thd, total ch, 2 ohms) 435w 280w 415w (15.5v, 50hz, 10% thd, 2 ohms) rated power output @ 4 ohms 60w x 4 60w x 2 200w x 1 bridged power output (4 ohms, 1% thd) 170w x 2 170w x 1 n/a thd+n at rated power signal-to-noise (2v @ 4 ...
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Www.Jbl.Com english 27 27.
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Harman international industries, incorporated 8500 balboa boulevard, northridge, ca 91329 usa © 2013 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 ri...