Manuale d’uso / di manutenzione del prodotto HRS120 del fabbricante Mackie
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HIGH RESOLUTION HIGH RESOLUTION HRS1 20 HIGH RESOLUTION POWERED SUBWOOFER OW NER ’ S M A NU A L 120 VAC, 60 Hz, 575 WATTS POWER ON POLARITY (N/A) LFE GAIN SUBSONIC FILTER SUBSONIC FILTER CROSSOVER C.
2 9. Power Sources — This Mackie product should be connected to a power supply only of the type described in these operation instructions or as marked on this Mackie product.
3 Part No. 0006802 Rev. C 06/03 ©2003 Mackie Designs Inc. All Rights Reserved. INTRODUCTION • The amplifier is designed to provide maximum acoustic output from the speaker, yet minimize the danger of speaker damage due to overdriving.
4 For stereo and surround sound applications: 4. Set the POWER switch on the rear panel to the ON position. The red POWER LED will turn on. 5. T urn on the power to the other components in the system. 6. Start your signal source (tape deck, CD, DA W , or whatever), but leave the master volume control on your mixer or preamp down.
5 SM S L A VE /MAS TER SL A V E IN INPUT / OUTPUT INPUT / OUTPUT MAS TER OUT LE F T IN OUT RI G HT IN OUT FOOT SWIT CH *MA X OPEN CIRCUIT 24 V *MA X CLOSED CIRCUIT 1A OPEN - SUB ON, L/R BASS MANAGED C.
6 Corner or Center Placement Placing the subwoofer in a corner (corner loading) excites the most room modes in the room, which tends to smooth the individual peaks and dips caused by each standing wave.
7 Play music with a good strong bass line and crawl on the floor on your hands and knees until you find a spot wher e the bass sounds the best, with a smooth, tight r esponse. Y our ears need to be at the same height that the subwoofer’s driver will be when it is sitting on the floor .
8 REAR P ANEL DESCRIPTION FIL TER SELECT FIL TER SEL EC T VA R I A B L E 1 10Hz EL L IP T IC AL VA R I A B L E 1 10Hz EL L IP T IC AL This switch selects either the built-in 4th-order 24 dB/octave Linkwitz-Riley variable crossover or the 7th-order 42 dB/octave 110Hz elliptical low-pass filter for the subwoofer .
9 SM S L A VE / MASTER SL A V E IN INPUT / OUTPUT INPUT / OUTPUT MAS TER OUT LE F T IN OUT RI G HT IN OUT FOOT SWIT CH *MA X OPEN CIRCUIT 24 V *MA X CLOSED CIRCUIT 1A OPEN - SUB ON, L/R BASS MANAGED C.
10 Frequencies below the crossover fr equency are sent to the subwoofer , and fr equencies above the crossover frequency ar e sent to the LEFT and RIGHT OUT puts, which ar e con- nected to the main/satellite speakers. Set the crossover fr equency to the lowest frequency r esponse rating of the main/satellite speakers.
11 HOOKUP DIAGRAM 120 VAC, 60 Hz, 575 WATTS POWER ON POLARITY (N/A) LFE GAIN SUBSONIC FILTER SUBSONIC FILTER CROSSOVER CONTROLS FILTER SELECT FILTER BYPASS STANDARD SE TTINGS NORMAL 80Hz SUB SAT INPUT.
12 PROTECTION CIRCUITS CONNECTIONS There ar e several protection mechanisms designed into the HRS120 to safeguard the loudspeaker and amplifier from inadvertent damage. Peak Limiter A peak limiter is located at the input to the power amplifier section.
13 SER VICE INFO Bad Sound • Is the input connector plugged completely into the jack? • Is it loud and distorted? Reduce the signal level at the mixer . • If possible, listen to the signal source with headphones plugged into the preamp stage. If it sounds bad there, it’ s not the subwoofer .
14 Repair Service for the U.S. versions of the HRS120 is available only from our factory service center located in sunny W oodinville, W ashington. Ser- vice outside the United States can be obtained through local dealers or distributors. If your HRS120 needs service, follow these instructions: 1.
15 TECHNICAL INFORMA TION HRS120 Block Diagram 2 3 1 RIGHT LINE INPUT 2 3 1 LEFT/MONO LINE INPUT CROSSOVER FREQ CROSSOVER FREQ FIL TER SELECT FIL TER BYP ASS 55Hz-110Hz 24 dB/OCT LINKWITZ-RILEY CENTER.
16 Specifications Enclosure Materials: MDF construction with black oak veneer. Sides: 0.75 in/19 mm thick Top: 1.25 in/32 mm thick Bottom: 1.00 in/25 mm thick Internal Volume: 2.
17 Graphs -40 +10 -38 -36 -34 -32 -30 -28 -26 -24 -22 -20 -18 -16 -14 -12 -10 -8 -6 -4 -2 -0 +2 +4 +6 +8 10 20k 20 50 100 200 500 1k 2k 5k 10k Hz dBr 55Hz 80Hz 110Hz HRS120 Crossover Filter Response -.
18 COLOPHON The text is a compilation based on input from a number of sources including Cam Jones, T erry W etherbee, Marcelo V ercelli, and Keith Olsen. Dave Franzwa produced this manual usi ng the following tools: Initially written in Microsoft ® W ord 98 for the Macintosh, the text was imported into Adobe PageMaker ® 6.
19 HRS120 LIMITED W ARRANTY G. Any Mackie product deemed eligible for repair or replacement under the terms of this warranty will be repaired or replaced within thirty days of receipt by Mackie. Mackie may use refurbished parts for repair or replacement of any product.
Mackie Designs Inc. 16220 W ood-Red Road NE • Woodin ville , W A 98071 • USA US and Canada: 800.898.3211 Europe , Asia, C entral and South America: 425.487.4333 Middle East and Africa: 31.20.654.4000 F ax: 425.487.4337 • www .mack ie.com E-mail: sales@mackie.
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 Mackie HRS120 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 Mackie HRS120 - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso Mackie HRS120 imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul Mackie HRS120 ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il Mackie HRS120, 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 Mackie HRS120.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il Mackie HRS120. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo Mackie HRS120 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.
