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Instruction Manual
Model 224 SB
Model 334 SB
Model 444 SB
High Performance Powered Subwoofers
444 SB
334 SB
224 SB
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Safety Precautions 2 Model 224, 334 and 444 SB Powered Subwoofer Safety Precautions Table of Contents 2 Model 224, 334 and 444 SB 3 224, 334 and 444 SB Subwoofer Rear Panel 4 Clear Filter™ Technology and Other Features 5 Connecting Your Subwoofer 5 Subwoofer Line Out to Low Level In CAUTION: To reduce the risk of electric shock, do not remove the 5 Using the Low Level Output cover (or back). No user serviceable parts inside. Refer to qualified per- 5 Power Connection sonnel. 6 Low Level
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S E C N A T S B U S S U O D R Subwoofer Rear Panel 3 Instruction Manual 224, 334 and 444 SB Subwoofer Rear Panel 1 Low Level Output Figure 1 - 224 SB shown The outputs allow daisy chaining of multiple subwoof- ers, or as a return path back to the processor. (pages 1 2 3 4 5 6 7 4 and 5) 2 Low Level Input Use the input to connect to the subwoofer or LFE line OUTPUT INPUT LOW-PASS PHASE STATUS out from your processor/receiver. (pages 4 and 5) 60 100 L/MONO 3 LOW-PASS NORMAL ON Crossover Switch
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Features 4 Model 224, 334 and 444 SB Powered Subwoofer Clear Filter™ Technology and Other Features Two low level inputs, two low level outputs Y our Atlantic Technology powered subwoofer has been engineered using The outputs allow daisy chaining of multiple subwoofers, or as a the latest technology and finest components available. It features: return path back to the processor. Exclusive – Atlantic's Clear Filter Technology A Phase Invert switch (Normal/Invert) Clear Filter Technolog
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S E C N A T S B U S S U O D R OUTPUT INPUT LOW-PASS PHASE STATUS 60 100 L/MONO LOW-PASS NORMAL ON Connecting Your Subwoofer 5 RIGHT 40 160 AUTO BYPASS InsINVER tructi Ton Manual Figure 2 Connecting Your Subwoofer AC Connection Use the low-level (RCA jack) subwoofer line out of your surround sound receiver/processor. Simply connect your subwoofer with a high quality shielded cable as shown in the diagram on page 7. Please consult your processor/receiver manual for further information. WARNI
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Low Level Connections 6 Model 224, 334 and 444 SB Powered Subwoofer Low Level Connections with One Subout/LFE Output Figure 3 Sub Out/LFE OUTPUT INPUT L/MONO RIGHT
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Low Level Connections 7 Instruction Manual Low Level Connections with Two Subout/LFE Outputs Figure 4 Sub Out/LFE Sub Out/LFE OUTPUT INPUT L/MONO RIGHT
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Placement and Operation 8 Model 224, 334 and 444 SB Powered Subwoofer If you decide not to use an SPL meter try to set all the speaker levels the Placement and Operation same using the Test Tones. Of course, this will be much more difficult Generally speaking, the best location for your new subwoofer is the front without the meter, especially for the subwoofer. of the room, close to a corner (Figure 5). Every room has its own unique Figure 6 sound characteristics, and flexibility in the exa
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S S E E C C N N A A T T S S B B U U S S S S U U O O D D R R Care of your Subwoofer 9 Instruction Manual Dual Subwoofer Placement The Phase Invert Control When two subwoofers are used, you may wish to place them asymmetri- A subwoofer operating out of phase with the rest of the OUTPUT INPUT LOW-PASS PHASE STATUS system won’t provide optimum low frequency perfor- cally; that is, in slightly different positions in the room (Figure 7). This will reduce common mode room resonances that occur with
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Troubleshooting 10 Model 224, 334 and 444 SB Powered Subwoofer Subwoofer Troubleshooting 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 you find the solution. If a problem persists, you should contact your local authorized Atlantic Technol- ogy dealer. Problem Possible Cause Possible Solution No bass output AC power cord unplugged or Plug into a wor
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Notes 11 Instruction Manual
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343 Vanderbilt Avenue Norwood, MA 02062 (781) 762-6300 www.atlantictechnology.com 015-1200
