Manuale d’uso / di manutenzione del prodotto SWA-500M del fabbricante 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.
Un punto importante, dopo l’acquisto del dispositivo (o anche prima di acquisto) è quello di leggere il manuale. Dobbiamo farlo per diversi motivi semplici:
Se non hai ancora comprato il Niles Audio SWA-500M è un buon momento per familiarizzare con i dati di base del prodotto. Prime consultare le pagine iniziali del manuale d’uso, che si trova al di sopra. Dovresti trovare lì i dati tecnici più importanti del Niles Audio SWA-500M - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso Niles Audio SWA-500M imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul Niles Audio SWA-500M ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il Niles Audio SWA-500M, ma non hai ancora letto il manuale d’uso, dovresti farlo per le ragioni sopra descritte. Saprai quindi se hai correttamente usato le funzioni disponibili, e se hai commesso errori che possono ridurre la durata di vita del Niles Audio SWA-500M.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il Niles Audio SWA-500M. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo Niles Audio SWA-500M insieme con le istruzioni su come risolverli. Anche se non si riesci a risolvere il problema, il manuale d’uso ti mostrerà il percorso di ulteriori procedimenti – il contatto con il centro servizio clienti o il servizio più vicino.
