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- safety signs and mark certificates which confirm compatibility with appropriate standards
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Usually it results from the lack of time and certainty about functionalities of purchased items. Unfortunately, networking and start-up of Harman GTO-3EZ alone are not enough. An instruction contains a number of clues concerning respective functionalities, safety rules, maintenance methods (what means should be used), eventual defects of Harman GTO-3EZ, and methods of problem resolution. Eventually, when one still can't find the answer to his problems, he will be directed to the Harman service. Lately animated manuals and instructional videos are quite popular among customers. These kinds of user manuals are effective; they assure that a customer will familiarize himself with the whole material, and won't skip complicated, technical information of Harman GTO-3EZ.
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Table of contents for the manual
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Page 1
Owner’s Ma nual G T O - 5 e Z / G T O - 3 e Z po wer amp lifier[...]
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2 why yOu shOuld P a y a TTenTiOn TO This Owner’s Manual The performance of your vehicle’s audio system depends as much on quality installation and setup as it does on quality gear. Of course, these new JBL ® GTO amplifiers are bulletproof performers that are built using the highest quality components, and will outperform any competing product[...]
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3 w w w .jb l. co m Eng li sh MOUNTING THE AMPLIFIER NOTE: You may find it more convenient to make all of the connections to the amplifier before you permanently mount it to the vehicle. Before mounting the amplifier you must remove the two end caps to expose the mounting holes and the connections. Using a Phillips screwdriver, remove the attachmen[...]
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4 CONNECTING THE POWER AND GROUND The GTO series amplifiers are capable of delivering extremely high power levels, and require a heavy-duty and reliable connection to the vehicle’s electrical system to achieve optimal performance. Please adhere to the following instructions carefully. Using the Connectors GTO series amplifiers use the same type o[...]
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5 w w w .jb l. co m Eng li sh Power Connection 1. Connect a wire (minimum 6AWG – 13.2mm 2 – for the GTO-5EZ; minimum 8AWG – 8.4mm 2 – for the GTO-3EZ) directly to the battery’s positive (+) terminal. 2. Install a fuse holder for a 90A fuse (GTO-5EZ) or 70A fuse (GTO-3EZ) on this wire within 18" (46cm) of the battery’s (+) terminal.[...]
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6 GTO-5EZ bridged operation (high-power for front speakers) • Connect the left speaker to the FL (+) and FR (–) terminals • Connect the right speaker to the RL (+) and RR (–) terminals. • Connect the subwoofer to the Sub (+) and (–) terminals. Right Speaker Subwoofer GTO-5EZ Left Speaker NOTE: You can also run one pair of left and right[...]
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7 w w w .jb l. co m Eng li sh INPUT CONNECTIONS The GTO-5EZ and GTO-3EZ amplifiers have multiple input connectors with routing switches that increase flexibility, so you can use these amps in a variety of audio system configurations. EZ Front and Rear Input Connectors Front/Rear Routing Switch Su b Routing Switch Su b Routing Switch GTO-3EZ GTO-5EZ[...]
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8 seTuP PrOcedure GTO series amplifiers include a setup CD with test signals that makes it easy to precisely set the amplifier’s input gain to maximize the amplifier’s signal-to-noise and dynamic range performance with your vehicle’s audio system. The amplifiers feature three Gain Indicator LEDs that provide all the feedback you need to quick[...]
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9 w w w .jb l. co m Eng li sh • Low-pass operation: The low-pass Crossover control setting you use for subwoofers will depend partly on the settings you use for the system’s high-pass channels (see above) and partly on the type and location of your system’s subwoofer. Start by setting the Crossover control to a frequency somewhat lower than t[...]
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10 BASS BOOST The Bass Boost control provides up to 12dB of bass boost at 45Hz. Set this control according to your personal taste, but be careful not to set the control at a high enough level to cause audible distortion or bottoming of your subwoofer. POWER/PROTECTION LED Power/ Protection LED The GTO amplifier Power/Protection LED’s color indica[...]
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1 1 w w w .jb l. co m Eng li sh PROBLEM causes and sOluTiOns Sound only comes from some of the speakers connected to the amplifier: • Check that the settings of the amplifier’s Input Routing switches match the input and speaker connections made to the amplifier. • Check that the vehicle audio system’s source unit’s balance and fader contr[...]
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12 sPecifica TiOns GTO-5EZ Number of Channels: 4 + 1 Power Output (CEA 2006A): 50W RMS x 4 channels at 4 ohms + 350W RMS x 1 channel at 4 ohms, 14.4V DC, <1.0% THD 75W RMS x 4 channels at 2 ohms + 500W RMS x 1 channel at 2 ohms, 14.4V DC, <1.0% THD 150W RMS x 2 channels bridged at 4 ohms + 500W RMS x 1 channel at 2 ohms, 14.4V DC, <1.0% TH[...]
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13 w w w .jb l. co m Eng li sh © 2011 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. Features, specifications and appearance are subject to change without notice. HARMAN Consumer, Inc. 8500 Balboa Boulev[...]