Harman GT-X424 manual

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A good user manual

The rules should oblige the seller to give the purchaser an operating instrucion of Harman GT-X424, along with an item. The lack of an instruction or false information given to customer shall constitute grounds to apply for a complaint because of nonconformity of goods with the contract. In accordance with the law, a customer can receive an instruction in non-paper form; lately graphic and electronic forms of the manuals, as well as instructional videos have been majorly used. A necessary precondition for this is the unmistakable, legible character of an instruction.

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The term originates from the Latin word „instructio”, which means organizing. Therefore, in an instruction of Harman GT-X424 one could find a process description. An instruction's purpose is to teach, to ease the start-up and an item's use or performance of certain activities. An instruction is a compilation of information about an item/a service, it is a clue.

Unfortunately, only a few customers devote their time to read an instruction of Harman GT-X424. A good user manual introduces us to a number of additional functionalities of the purchased item, and also helps us to avoid the formation of most of the defects.

What should a perfect user manual contain?

First and foremost, an user manual of Harman GT-X424 should contain:
- informations concerning technical data of Harman GT-X424
- name of the manufacturer and a year of construction of the Harman GT-X424 item
- rules of operation, control and maintenance of the Harman GT-X424 item
- safety signs and mark certificates which confirm compatibility with appropriate standards

Why don't we read the manuals?

Usually it results from the lack of time and certainty about functionalities of purchased items. Unfortunately, networking and start-up of Harman GT-X424 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 GT-X424, 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 GT-X424.

Why one should read the manuals?

It is mostly in the manuals where we will find the details concerning construction and possibility of the Harman GT-X424 item, and its use of respective accessory, as well as information concerning all the functions and facilities.

After a successful purchase of an item one should find a moment and get to know with every part of an instruction. Currently the manuals are carefully prearranged and translated, so they could be fully understood by its users. The manuals will serve as an informational aid.

Table of contents for the manual

  • Page 1

    GT -X424 Owner’s Ma nual G T - X 4 2 4 amplifi er INSTALLATION WARNINGS AND TIPS • Disconnect the negative (–) lead from your vehicle’s battery. • At the installation site, locate and make a note of all fuel lines, hydraulic brake lines, vacuum lines and electrical wiring. Use extreme caution when cutting or drilling in and around these [...]

  • Page 2

    2 1x 4x 1x 9-1/4" 235mm 2-1/8" 54mm 7-1/2" 191mm A B C D E A B C a d k l ef g h i j b c GT-X424 GT -X424[...]

  • Page 3

    3 w w w .jb l. com Eng li sh a SPEAKER OUTPUT CONNECTORS • Connect the speakers to these terminals, observing proper polarity. • Two-channel operation: Connect the left speaker to the L+ and L– terminals and the right speaker to the R+ and R– terminals. • One-channel (bridged) operation: Connect the single speaker to the R+ and L– termi[...]

  • Page 4

    4 www.jbl.com © 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. Part No. 950-0400-001 HARMAN Consumer, Inc. 8500 Balboa B[...]