Manuale d’uso / di manutenzione del prodotto SM-500 del fabbricante SWR Sound
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SM-500 USER GUIDE S WR SOUND CORP . • SUN V ALLEY , CA • USA.
INTRODUC TION The SM-500 Professional Bass Amplifier pr ovides the power , per for mance, flexibility and por tability r equired by the pr ofessional bassist for ever y style of playing and nearly ever y playing situation.
2 • SM-500 USER GUIDE SM-500 FRONT P ANEL FEA TURES • Dual independent input jacks compatible for both active and passive instr uments • Gain Control with LED peak clipping indicator • V ariab.
SM-500 USER GUIDE • 3 SM-500 SPECIFIC A TIONS Note: All measurements wer e taken with a line voltage of 120V AC. All noise specifications are “unweighted.” All voltages and watts are "RMS." All measur ements taken with tone controls set flat, Aural Enhancer at minimum.
4 • SM-500 USER GUIDE SM-500 FRONT P ANEL FEA TURES INPUT JACKS Both input jacks accept a standard 1/4" phone plug and both inputs can be used at the same time. Since the two inputs are totally independent, no loss in volume or tone will occur if two instr uments are used simultaneously .
SM-500 USER GUIDE • 5 LIMITER The Limiter circuit pr events the signal from exceeding a pr eset level. The Limiter control sets the “threshold,” which is the level at which limiting begins to take ef fect. The Limiter LED will light to indi- cate that the signal has reached the limiter thr eshold and that the Limiter is now active.
6 • SM-500 USER GUIDE 4. Keeping all controls in their pr esent positions (Level control at +15 and Fr equency control at 40Hz), strike your open “E” string again and move the Frequency contr ol from 40Hz to 160Hz. As the Frequency Contr ol is moved from 40Hz to 16Hz you should hear two incr eases in volume.
SM-500 USER GUIDE • 7 POWER ON/OFF SWITCH Moving the Power switch to the “On” position will tur n on you amplifier as indicated by the Power LED lighting.
8 • SM-500 USER GUIDE LEFT & RIGHT SPEAKER FUSES The left and right speaker fuses are pr ovided to protect your speakers in the unlikely event of a power amp failure or incor r ect connection procedur es. Size and rating of the fuses are 3AG, 8 amp, fast- blo.
SM-500 USER GUIDE • 9 The frequency r esponse of the SM-500 is far greater than usually found in musical instr ument ampli- fiers (10 Hz to 40kHz). This was engineered in or der to give the bass player the same punch and clarity on stage as found in the studio or concer t P A systems.
10 • SM-500 USER GUIDE BALANCED XLR OUT The Balanced Out is a tr ue balanced output and ser ves two functions. In the “Dir ect” position, the XLR is essentially an active tube direct box. The signal is taken dir ectly from the input jacks. No con- trols on the fr ont panel af fect the sound, volume or content of the signal.
SM-500 USER GUIDE • 11 V ACUUM TUBE (V AL VE) SWR installs a specially selected 12AX7 dual triode tube in the preamp section of ever y SM-500. When it becomes time to replace it, we r ecommend that you do so with a similar high quality product.
heat away from heat pr oducing components inside and thus extending their life. In this manner , we feel we have produced a mor e reliable amplifier , but, at the same time, the outside of our units will get war mer than cases made out of steel. Y ou should be awar e of the possibility of the power amp in your SM-500 becoming “over biased.
AC FUSE 7 AMP SLO BLO 120 VOLTS 50/60 HZ 840 WATTS FUSE LEFT SPEAKER RIGHT SPEAKER L SPKR FUSE 8 AMP R SPKR FUSE 8 AMP SPEAKER OUTPUTS 250W X2 STEREO 1 2 1 2 BRIDGE 500W MONO FUSE FUSE EFFECTS STEREO .
AC FUSE 7 AMP SLO BLO 120 VOLTS 50/60 HZ 840 WATTS FUSE LEFT SPEAKER RIGHT SPEAKER L SPKR FUSE 8 AMP R SPKR FUSE 8 AMP SPEAKER OUTPUTS 250W X2 STEREO 1 2 1 2 BRIDGE 500W MONO FUSE FUSE EFFECTS STEREO .
AC FUSE 7 AMP SLO BLO 120 VOLTS 50/60 HZ 840 WATTS FUSE LEFT SPEAKER RIGHT SPEAKER L SPKR FUSE 8 AMP R SPKR FUSE 8 AMP SPEAKER OUTPUTS 250W X2 STEREO 1 2 1 2 BRIDGE 500W MONO FUSE FUSE.
LIMITED WARRANTY LIMITED WARRANTY The SM-500 from SWR Sound Corporation is warranted to the original consumer purchaser for two years from the date of purchase in the U.S.A. against defects in materials and workmanship and provided that it is purchased from an authorized SWR deale r.
IMPORT ANT SAFET Y INSTRUC TIONS CAUTION: TO REDUCE RISK OF ELECTRIC SHOCK, DO NOT REMOVE THE COVER OR BACK. NO USER-SERVICEABLE P ARTS INSIDE. PLEASE REFER TO A QUALIFIED SERVICE TECHNICIAN. A. Read Instructions: All safety and operation instr uctions should be read before the pr oduct is operated.
S WR SOUND CORPORA TION 9130 Glenoaks Blvd. • Sun V alley , CA 91352 USA Phone: (818) 253-4797 • Fax: (818) 253-4799 Email: suppor t@swrsound.com © 2001 SWR Sound Corp. All rights reser ved. REV . 08/01 Par t # 320027 L earn more about SWR products and artists by pointing your browser to: swrsound.
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 SWR Sound SM-500 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 SWR Sound SM-500 - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso SWR Sound SM-500 imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul SWR Sound SM-500 ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il SWR Sound SM-500, 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 SWR Sound SM-500.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il SWR Sound SM-500. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo SWR Sound SM-500 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.
