Gebruiksaanwijzing /service van het product SWA-500M van de fabrikant Niles Audio
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INST ALLA TION GUIDE S W A - 5 00 M FOR USE WITH NILES P ASSIVE SUBWOOFERS SUBWOOFER AMPLIFIER.
Thank you for purchasing the Niles SWA-500M . The SWA-500M is a Class D mono amplifier designed to power up to two passive (non-powered) subwoofers. Like all Niles products, the SWA-500M is built to the highest standards of quality and reliability , and with proper installation and operation, you’ll enjo y years of trouble-free use.
Figure 1. Niles SWA-500M high-power subwoofer amplifier . NILES AUDIO CORPORA TION – 1-800-BUY -HIFI INTRODUCTION Bass or low frequency effect (LFE) is a critical part of a well designed audio/video system. The Niles SWA-500M is a highly efficient Class D amplifier designed specifically for up to two passive (non-powered) subwoofers.
2 CA UTIO N : TO RED UCE THE RISK OF ELE CTRICAL SHOC K, DO NO T R EM OV E COVER. NO USER SERVICEABLE P A R T S INSIDE. REFER S E R V I C I N G T O Q U A L I F I E D SERVICE PERSONNEL.
NILES AUDIO CORPORA TION – 1-800-BUY -HIFI FEA TURES AND BENEFITS MAXIMUM SUBWOOFER PERFORMANCE The SWA-500M Class D amplifier is designed specifically for bass reinforcement for passive (non- powered) subwoofers. The SW A-500M provides 500 W atts Continuous Output Power (<1% THD +N into 4 ohm).
4 Make sure that there is a minimum of 3-1/2" of free air space above the amplifier for proper ventilation. Allow a minimum of 3-1/2" of depth behind unit to accommodate cables and connectors. If mounting the SWA-500M inside a cabinet, be sure the amp has proper ventilation.
Figure 4. Install the included rack ears as shown using a #2 Phillips screwdriver NILES AUDIO CORPORA TION – 1-800-BUY -HIFI 5 RACK MOUNTING THE SW A-500M 1. Before installing the rac k ears, remove the scr ews attached to the sides of the unit. Install the included rack ears as shown in Figure 4 using a #2 Phillips scr ewdriver .
Figure 5. Connecting loudspeaker to SWA-500M 6 CONNECTING THE SW A-500M CAUTION: BEFORE MAKING ANY CONNECTIONS, BE SURE TO TURN OFF ALL COMPONENTS IN THE SYSTEM, INCLUDING LOUDSPEAKERS. CONNECTION TO AUDIO/VIDEO SOURCES The SWA-500M connects to audio/video sources via RCA audio cables (also called line level).
Figure 6. Front P anel control on the SWA-500M NILES AUDIO CORPORA TION – 1-800-BUY -HIFI 7 (CONTINUED ON NEXT P AGE) RUNNING WIRES IN W ALLS OR CEILINGS When running wire inside walls or ceilings, use special jacketed cable (CL-2 or CL-3) to protect the wire and to meet local electrical and fire codes.
Figure 7. Back Panel Control on the SW A-500M 3 2 4 5 6 7 8 9 1 0 1 1 1 1 2 5. HIGH P ASS Frequency adjustment with ON/OFF switch: This feature allo ws you to run R/L loudspeaker wires (RCA line level wires) from an amp/receiver/processor into the SW A-500M and then back to the main audio amplifier to the R/L loudspeakers.
NILES AUDIO CORPORA TION – 1-800-BUY -HIFI 9 NOTE: FOR A HOME THEA TER RECEIVER NOT EQUIPPED WITH A POWER TRIGGER OUTPUT , CONSIDER USING A NILES 12-VOL T POWER SUPPL Y AS A TRIGGER SIGNAL THA T IS ACTIV A TED VIA A SWITCHED AC OUTLET ON THE RECEIVER.
10 8. Loudspeaker IN Binding Posts: As an alternative to the AUDIO IN jacks, use the loudspeaker -level, gold-plated, five-way binding posts to connect loudspeaker -level, stereo audio signals from a home theater receiver or whole-home audio system.
Figure 8. Line-level connection 2nd Subwoofer (Optional) SWA-500M Back Optional LFE Home Theater Receiver 1st Subwoofer LFE Output Set switch to ON and adjust FREQUENCY to match low frequency cutoff o.
Figure 9. Line-level connection 2nd Subwoofer (Optional) SWA-500M Back Home Theater Receiver R L 1st Subwoofer Left & Right Line-Level Output Set switch to ON and adjust FREQUENCY to match low fre.
Figure 10. Connecting satellite loudspeakers 2nd Subwoofer (Optional) SWA-500M Back Home Theater Receiver R L 1st Subwoofer Left & Right loudspeaker Outputs Controls not used Position SET UP switc.
Figure 11. T rigger connection Second SWA-500M (Optional) SWA-500M Back Home Theater Receiver T rigger Output Optional SW A-500M AND SA TELLITE LOUDSPEAKER SYSTEM WITH EXTERNAL POWER AND MODE TRIGGERS.
NILES AUDIO CORPORA TION – 1-800-BUY -HIFI CONNECTING THE SW A-500M Connect the SWA-500M according to your application (see APPLICA TIONS on page 11 ). Use high- quality RCA cables for all line-level connections (see CONTROLS AND CONNECTORS on page 7 ).
3. While playing a favorite music track, adjust your system’ s volume control to a comfortable level and listen to the bass level at your favorite listening position (e .g., couch). Next, move the LEVEL SETUP switch to MOVIE and play a favorite movie chapter , preferably a movie with a good amount of low fr equency information.
NILES AUDIO CORPORA TION – 1-800-BUY -HIFI CHECKING PHASE ON THE SA TELLITE LOUDSPEAKERS Loudspeaker wire has two conductors. On applica tions with satellite loudspeakers, one conductor is attached to a component’ s negative (–) terminal, while the other is attached to a component’ s positive (+) terminal.
18 TROUBLESHOOTING GUIDE If you experience a problem operating the SWA-500M, consult this guide first. The most common problems relate to hook up or improper control settings. T ry to isolate the problem and check the control settings to determine the fault and make the necessary changes.
NILES AUDIO CORPORA TION – 1-800-BUY -HIFI 19 SPECIFICA TIONS Continuous Output Power <1% THD +N into 4 ohms: 500 watts S/N ratio > 90dB Volume Max and Input Shield Grounded <2.
20 LIMITED W ARRANTY NILES AUDIO CORPORA TION (“NILES”) WARRANTS ITS LOUDSPEAKER PRODUCTS TO THE ORIGINAL PURCHASER TO BE FREE OF MANUFACTURING DEFECTS IN MA TERIAL AND WORKMANSHIP FOR A PERIOD OF TWO YEARS FROM D ATE OF PURCHASE. THIS WARRANTY IS SUBJECT TO THE FOLLOWING ADDITIONAL CONDITIONS AND LIMIT A TIONS.
Model Purchased _________________________________________________________ Serial Number ___________________________________________________________ Date Purchased (month/day/year) ____________________.
Niles Audio Corporation 12331 S.W . 130 Street Miami, Florida 33186 1-305-238-4373 1-800-BUY -HIFI – www.nilesaudio.com ©2007 Niles Audio Corporation. All rights reserved. Niles, the Niles logos and Blending High Fidelity and Architecture are registered trademarks of Niles Audio Corporation.
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