Instruction/ maintenance manual of the product T70 PBM Atlantic Technology
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Model T70 PBM High Performance Powered Subwoofer Instr uction Manual 343 V anderbilt A venue Norwood, MA 02062 (781) 762-6300 www .atlantictechnology .
2 Model T70 PBM M ODEL T 7 0 PBM High Per formance Powered Subwoofer Congratulations on your pur chase of an Atlantic T echnology T70 PBM powered subwoofer . With proper care, your new subwoofer will provide many years of trouble-free performance. The T70 PBM is capable of delivering very high output levels and wide dynamic range.
3 A tlantic T echnology ® Figure 1: T ypical amplifier panel and controls for Model T70 PBM. Y ou’re amplifier may differ from this illustration. Important Note: If you are using a surround receiver/processor that includes its own filtered subwoofer output we recommend that you set the crossover control on the T70 PBM to 150Hz.
4 Model T70 PBM ● A Phase Invert switch (Normal/Invert) This switch allows precise acoustic matching with speaker systems whose output may be phase reversed. This switch also allows you to compensate for unusual room acoustics that occur when a woofer is physically separated from the midrange/high frequency units.
5 A tlantic T echnology ® Example 1: Subwoofer Line Out/ Low Level In When using this connection method, please see the Important Note on page 3. Example 2: Preamp Line Out/Low Level In for 1 Subwoofer This arrangement is for owners of stereo receivers/ amplifiers with Preamp outputs.
6 Model T70 PBM Example 3: Preamp Line Out/Low Level In for 2 Subwoofers Note that the L/MONO input is used on both sub- woofers. Instead of Y -adapters, you may also use the outputs to con- nect back to the Main Inputs as shown in Option 2 of Example 2.
7 A tlantic T echnology ® Example 5: Speaker Out/ High Level In for 2 Subwoofers This is the most common method for connecting 2 subwoofers to a system without a dedicated sub- woofer line out or Preamp outputs. Note that the L/MONO High Level input is used on both left and right subwoofers.
8 Model T70 PBM Figure 2: T ypical arrange- ment for a single subwoofer in a home theater . Start here Less Bass More Bass Placement and Operation Generally speaking, the best location for your new Subwoofer will be in the front of the room, in or close to a corner (Figure 2).
9 A tlantic T echnology ® that you know has good bass content, and turn the level control up until you just start to hear the subwoofer working. Now , from your normal listening position, determine whether the subwoofer is playing loudly enough and filling in the bass frequencies of the music evenly .
10 Model T70 PBM crossover frequency . Consult the manufacturer’ s specified low frequency response for your main speakers to determine the appropriate setting on the subwoofer . In the end, however , a little time spent experimenting will generally result in dramatically better bass response.
11 A tlantic T echnology ® Subwoofer T roubleshooting Guide Once your subwoofer is set up, you should have many years of maintenance free enjoyment from your system. However , if you should encounter a problem, refer to the following guide to help find the solution.
12 Model T70 PBM The lightning flash with arrowhead, within an equilateral triangle, is intended to alert the user to the presence of uninsulated “dangerous voltage” within the product’ s enclosure that may be of sufficient magnitude to constitute a risk of electrical shock to persons.
An important point after buying a device Atlantic Technology T70 PBM (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Atlantic Technology T70 PBM yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Atlantic Technology T70 PBM - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Atlantic Technology T70 PBM you will learn all the available features of the product, as well as information on its operation. The information that you get Atlantic Technology T70 PBM will certainly help you make a decision on the purchase.
If you already are a holder of Atlantic Technology T70 PBM, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Atlantic Technology T70 PBM.
However, one of the most important roles played by the user manual is to help in solving problems with Atlantic Technology T70 PBM. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Atlantic Technology T70 PBM along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
