Earthquake Sound DB-15 manual

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A good user manual

The rules should oblige the seller to give the purchaser an operating instrucion of Earthquake Sound DB-15, 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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Unfortunately, only a few customers devote their time to read an instruction of Earthquake Sound DB-15. 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 Earthquake Sound DB-15 should contain:
- informations concerning technical data of Earthquake Sound DB-15
- name of the manufacturer and a year of construction of the Earthquake Sound DB-15 item
- rules of operation, control and maintenance of the Earthquake Sound DB-15 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 Earthquake Sound DB-15 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 Earthquake Sound DB-15, and methods of problem resolution. Eventually, when one still can't find the answer to his problems, he will be directed to the Earthquake Sound 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 Earthquake Sound DB-15.

Why one should read the manuals?

It is mostly in the manuals where we will find the details concerning construction and possibility of the Earthquake Sound DB-15 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

    Earthquake Sound Corporation • 2727 McCone A venue Hayward, CA 94545 • Ph: (510) 732-1000 Fax (510) 732-1095 www .earthquakesound.com DB Subwoofer & Reference Manual Installation DB-10 DB-12 DB-15 Sound That Will Move Y ou[...]

  • Page 2

    EARTHQUAKE • DB SPECIFICA TIONS EARTHQUAKE SOUND • SUBWOOFER SPECIFICA TION CHARTS 2 Dear V alued Customer , Earthquake Sound Corporation, located in Hayward California at the heart of the San Francisco Bay Area; specializes in manufacturing high end car audio products ranging from the smallest titanium tweeter to the world’s largest amplifie[...]

  • Page 3

    DB-10 DB-15 Sealed Recommended Ported Dual Subwoofers DB-12 DB-10 Sealed Range: 0.6 cu. ft. - 1.25 cu. ft. DB-12 Range: 0.9 cu. ft. - 1.25 cu. ft. Sealed DB-15 Range: 1.8 cu. ft. - 2.5 cu. ft. Sealed DB-10 Ported Range: 0.6 cu. ft. - 1.25 cu. ft. DB-12 Range: 0.8 cu. ft - 1.25 cu. ft. Ported DB-15 Range: 2.3 cu. ft. - 4.2 cu. ft. Ported DB-10 Dual [...]

  • Page 4

    If using SINGLE 2 OHM coils the total load would be 2.0 ohm If using SINGLE 4 OHM coils the total load would be 4.0 ohm If using SINGLE 6 OHM coils the total load would be 6.0 ohm If using SINGLE 8 OHM coils the total load would be 8.0 ohm If using SINGLE 2 OHM coils the total load would be 1.0 ohm If using SINGLE 4 OHM coils the total load would b[...]

  • Page 5

    Specifications are subject to change without notice. EARTHQUAKE SOUND 5-YEAR LIMITED W ARRANTY Five (5) year limited warranty SERIAL NUMBER We recommended that you place or write you r ser ia l num ber here for fu tur e reference, if necessary . Earthquake warrants the original purchaser that all Factory Sealed New Audio ? Product/part damaged due [...]

  • Page 6

    Sound That Will Move Y ou[...]