Velodyne HGS-15 THX Ultra , HGS-18 THX Ultra 2 manual

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A good user manual

The rules should oblige the seller to give the purchaser an operating instrucion of Velodyne HGS-15 THX Ultra , HGS-18 THX Ultra 2, 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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What should a perfect user manual contain?

First and foremost, an user manual of Velodyne HGS-15 THX Ultra , HGS-18 THX Ultra 2 should contain:
- informations concerning technical data of Velodyne HGS-15 THX Ultra , HGS-18 THX Ultra 2
- name of the manufacturer and a year of construction of the Velodyne HGS-15 THX Ultra , HGS-18 THX Ultra 2 item
- rules of operation, control and maintenance of the Velodyne HGS-15 THX Ultra , HGS-18 THX Ultra 2 item
- 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 Velodyne HGS-15 THX Ultra , HGS-18 THX Ultra 2 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 Velodyne HGS-15 THX Ultra , HGS-18 THX Ultra 2, and methods of problem resolution. Eventually, when one still can't find the answer to his problems, he will be directed to the Velodyne 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 Velodyne HGS-15 THX Ultra , HGS-18 THX Ultra 2.

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It is mostly in the manuals where we will find the details concerning construction and possibility of the Velodyne HGS-15 THX Ultra , HGS-18 THX Ultra 2 item, and its use of respective accessory, as well as information concerning all the functions and facilities.

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Table of contents for the manual

  • Page 1

    Velodyne Acoustics, Inc. 345 Digital Drive Morgan Hill, CA 95037 408.465.2800 voice 408.779.9227 fax Web: www.velodyne.com Service E-mail: service@velodyne.com Product E-mail: help@velodyne.com Technical E-mail: techhelp@velodyne.com HGS-15 THX Ultra 2 and HGS-18 THX Ultra 2 Owner's Manual High Gain Servo-Controlled Audio/Video Subwoofer Syste[...]

  • Page 2

    15 ☞ FOR YOUR RECORDS. . . DATE PURCHASED _______________________________________ DEALER _________________________________________________ SERIAL # ________________________________________________ *NOTE: Please complete and return your warranty card within ten (10) days or Register. . . ON LINE . . .It's faster . . . and easier Website: www.[...]

  • Page 3

    SPECIFICATIONS HGS-15 THX Ultra 2 HGS-18 THX Ultra 2 Cabinet (H/W/D) 19.5" x 18" x 17" 23.5" x 21.25 x 18.5" Frequency Response 18Hz - 120Hz +/- 3 dB 15Hz - 120Hz +/- 3 dB Harmonic Distortion less than .5% less than .5% Subsonic Filter 15Hz or 35Hz 15Hz or 35Hz High Pass Crossover 80Hz or 100Hz (6 dB/octave) Low Pass Crosso[...]

  • Page 4

    13 ☞ Troubleshooting & Service ––––––––––––––––––––––––––––––––––––––––––––––——————–––––– If you should experience a problem with the operation of your subwoofer, please check all of the following before seeking service. Followi[...]

  • Page 5

    1 ☞ Congratulations! –––––––––––––––––––––––––––––––––––––––––––––––—————– Congratulations on your purchase of a Velodyne subwoofer system. This system represents the absolute state of the art in accurate low frequency reproduction. We believ[...]

  • Page 6

    2 ☞ Product Features & Controls ––––––––––––––––––––––––––––––––––––––––––––––––––––––––––– • 15" (12.7" piston diameter) or 18" (15.2" piston diameter) subwoofer with tandem 3" voice coils and 220 o[...]

  • Page 7

    3 ☞ Important!!! Do not use both LINE LEVEL and SPEAKER LEVEL connections simultaneously! Volume control This control allows you to balance the output from the subwoofer to the main speakers/ amplifier in your system. This control should be set to achieve similar output level from both the main speakers and subwoofer when listening to music. The [...]

  • Page 8

    4 ☞ A bypass switch is also provided if you wish to use an external crossover. If you are not using an external crossover, we recommend that you use the one provided within the unit for optimum performance! Phase adjustment- 0˚/180˚ This control allows you the "reverse" the phase of the subwoofer's output signal 180˚ to correct [...]

  • Page 9

    External remote jack This connection allows an auxiliary infrared remote receiver "eye" to be installed and placed where most convenient. This option is usually only required when the subwoofer is to be part of a custom installation in which the built in "eye" (located adjacent to the speaker on the front baffle) will be hidden [...]

  • Page 10

    Line-level connection ––––––––––––––––––––––––––––––––––––––––––––––––––––––––––—— Figure 1 shows connection to a pre-amplifier's main outputs and returning them to your amplifier inputs. When installed in this fashion, your [...]