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U C A
YST-SW800
Active Servo Processing Subwoofer System
Caisson de grave avec asservissement actif
OWNER’S MANUAL
MODE D’EMPLOI
I
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• Explanation of Graphical Symbols CAUTION The lightning flash with arrowhead RISK OF ELECTRIC SHOCK symbol, within an equilateral triangle, DO NOT OPEN is intended to alert you to the presence of uninsulated “dangerous CAUTION: TO REDUCE THE RISK OF voltage” within the product’s ELECTRIC SHOCK, DO NOT REMOVE enclosure that may be of sufficient COVER (OR BACK). NO USER-SERVICEABLE magnitude to constitute a risk of PARTS INSIDE. REFER SERVICING TO electric shock to persons.
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FCC INFORMATION (for US customers only) 1. IMPORTANT NOTICE : DO NOT MODIFY THIS Compliance with FCC regulations does not guarantee that UNIT! interference will not occur in all installations. If this This product, when installed as indicated in the product is found to be the source of interference, which instructions contained in this manual, meets FCC can be determined by turning the unit “OFF” and “ON”, requirements. Modifications not expressly approved please try to eliminate the problem b
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UNPACKING After unpacking, check that the following item is contained. DEBALLAGE Après le déballage, vérifier que la pièce suivante est incluse. Nonskid pads Patins anti-dérapages IV
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English Thank you for selecting this YAMAHA Subwoofer System. CAUTION: Read this before operating your unit. Please read the following operating precautions before use. c Never put a hand or a foreign object into the YST port YAMAHA will not be held responsible for any damage located on the right side of this unit. When moving this and/or injury caused by not following the cautions below. unit, do not hold the port as it might cause personal injury and/or damage to this unit. c To assure the fi
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CONTENTS SAFETY INSTRUCTIONS ....................... II CONTROLS AND THEIR FUNCTIONS ... 8 UNPACKING ........................................... IV AUTOMATIC POWER-SWITCHING FUNCTION............................................... 9 CAUTION .................................................. 1 ADJUSTING THE SUBWOOFER FEATURES ............................................... 2 BEFORE USE ........................................ 10 Frequency characteristics.................... 11 PLACEMENT ..........
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English PLACEMENT õ ( : subwoofer, : main speaker) One subwoofer will have a good effect on your audio Use the nonskid pads system, however, the use of two subwoofers is Put the provided nonskid pads at the four corners on the recommended to obtain more effect. bottom of the subwoofer to prevent the subwoofer from moving by vibrations etc. If using one subwoofer, it is recommended to place it on the outside of either the right or the left main speaker. (See fig. .) If using
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CONNECTIONS Caution: Plug in the subwoofer and other audio/video components after all connections are completed. c All connections must be correct, that is to say L (left) to L, R (right) to R, “+” to “+” and “–” to “–”. Also refer to the owner’s manual for each of your components. c The subwoofer can be connected to either the line output (pin jack) terminals or the speaker output terminals of the amplifier. Choose one of the ways shown in this section that is more suitable for your audio syst
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English m Using two subwoofers Right main speaker Left main speaker OUTPUT OUTPUT /MONO /MONO TO SPEAKERS TO SPEAKERS FROM AMPLIFIER FROM AMPLIFIER INPUT INPUT INPUT INPUT 2 1 2 1 Subwoofer Subwoofer BASS PHASE STANDBY AUTO /MONO TO SPEAKERS OUTPUT BASS PHASE STANDBY AUTO /MONO TO SPEAKERS OUTPUT MUSIC MOVIE REV NORM HIGH LOW OFF MUSIC MOVIE REV NORM HIGH LOW OFF FROM AMPLIFIER FROM AMPLIFIER INPUT INPUT INPUT INPUT 2 1 2 1 POWER POWER SPLIT SUBWOOFER ON ON OFF OFF Amplifier To AC outlet To AC o
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Connecting to speaker output terminals of the amplifier m Using one subwoofer If your amplifier has only one set of main speaker output terminals Connect the speaker output terminals of the amplifier to the INPUT1 terminals of the subwoofer, and connect the OUTPUT terminals of the subwoofer to the main speakers. Right main speaker Left main speaker OUTPUT /MONO TO SPEAKERS Subwoofer FROM AMPLIFIER BASS PHASE AUTO /MONO TO SPEAKERS OUTPUT STANDBY MUSIC MOVIE REV NORM HIGH LOW OFF INPUT INPUT 2 1
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English m Using two subwoofers Connect the speaker output terminals of the amplifier to the INPUT1 terminals of the subwoofer, and connect the OUTPUT terminals of the subwoofer to the main speakers. Right main speaker Left main speaker OUTPUT OUTPUT /MONO /MONO TO SPEAKERS TO SPEAKERS Subwoofer Subwoofer FROM AMPLIFIER FROM AMPLIFIER INPUT INPUT INPUT INPUT 2 1 2 1 BASS PHASE STANDBY AUTO /MONO TO SPEAKERS OUTPUT BASS PHASE STANDBY AUTO /MONO TO SPEAKERS OUTPUT MUSIC MOVIE REV NORM HIGH LOW OFF
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CONTROLS AND THEIR FUNCTIONS Front panel SUPERWOOFER SYSTEM YST–SW800 STANDBY/ON HIGH CUT40–140Hz VOLUME0–10 STANDBY/ON HIGH CUT40–140Hz VOLUME0–10 12 3 4 Rear panel 6 7 8 9 0 BASS PHASE AUTO OUTPUT STANDBY /MONO TO SPEAKERS MUSIC MOVIE REV NORM HIGH LOW OFF POWER FROM AMPLIFIER BASS PHASE AUTO OUTPUT INPUT INPUT 2 1 /MONO STANDBY TO SPEAKERS ON MUSIC MOVIE REV NORM HIGH OFF LOW OFF POWER ON OFF 5 FROM AMPLIFIER INPUT INPUT 2 1 A 1 Power indicator 4 VOLUME control Lights up while the subwoofer i
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English 7 PHASE switch 9 INPUT2 terminals Used to input line level signals from the amplifier. Normally this switch is to be set to the REV (reverse) (Refer to “CONNECTIONS” for details.) position. However, according to your speaker systems or the listening condition, there may be a case when 0 OUTPUT (TO SPEAKERS) terminals better sound quality is obtained by setting this switch to Can be used for connecting to the main speakers. the NORM (normal) position. Select the better position Signals ar
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ADJUSTING THE SUBWOOFER BEFORE USE Before using the subwoofer, adjust the subwoofer to obtain the optimum volume and tone balance between the subwoofer and the main speakers by following the procedures described below. Front panel SUPERWOOFER SYSTEM YST–SW800 STANDBY/ON HIGH CUT40–140Hz VOLUME0–10 – – STANDBY/ON HIGH CUT40 140Hz VOLUME0 10 3 5 Rear panel BASS PHASE AUTO OUTPUT STANDBY /MONO TO SPEAKERS MUSIC MOVIE REV NORM HIGH OFF LOW FROM AMPLIFIER INPUT INPUT 2 1 BASS PHASE AUTO STANDBY POWER
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English Frequency characteristics This subwoofer’s frequency characteristics 100 dB HIGH CUT 40 Hz HIGH CUT 90 Hz 90 HIGH CUT 80 140 Hz 70 60 50 40 20 50 100 200 500 Hz The figures below show the optimum adjustment of each control and the frequency characteristics when this subwoofer is combined with a typical main speaker system. EX.1 When combined with a 4” or 5” (10 cm or 13 cm) acoustic suspension, 2 way system main speakers 100 dB HIGH CUT40–140Hz VOLUME0–10 90 80 YST-SW800 YST-SW320 70 PH
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ADVANCED YAMAHA ACTIVE SERVO TECHNOLOGY The theory of Yamaha Active Servo Technology has been By employing negative-impedance drive circuits, the based upon two major factors, the Helmholtz resonator and amplifier is able to generate precise, low-amplitude, low- negative-impedance drive. Active Servo Processing frequency waves with superior damping characteristics. speakers reproduce the bass frequencies through an “air These waves are then radiated from the cabinet opening as woofer”, which is
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English TROUBLESHOOTING Refer to the chart below when this unit does not function properly. If the problem you are experiencing is not listed below or if the instructions given below do not help, disconnect the power cord and contact your authorized YAMAHA dealer or service center. Problem Cause What to Do Power is not supplied even The power cord is not plugged in, or the Plug the power cord into an AC outlet though the STANDBY/ON button POWER switch is set to the OFF and/or set the POWER switc
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SPECIFICATIONS Type ............... Advanced Yamaha Active Servo Technology Power Consumption ................................................. 250W Driver ........................... 25 cm (10”) cone woofer (JA25610) Dimensions (W x H x D) ...... 390 mm x 482 mm x 420 mm Magnetically shielded type (15-3/8” x 19” x 16-9/16”) Amplifier Output ......................................................... 1 kW Weight ................................................ 24 kg (52 lbs. 13 oz.) Frequency Resp
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YAMAHA ELECTRONICS CORPORATION, USA 6660 ORANGETHORPE AVE., BUENA PARK, CALIF. 90620, U.S.A. YAMAHA CANADA MUSIC LTD. 135 MILNER AVE., SCARBOROUGH, ONTARIO M1S 3R1, CANADA YAMAHA ELECTRONIK EUROPA G.m.b.H. SIEMENSSTR, 22-34, 25462 RELLINGEN, BEI HAMBURG, F.R. OF GERMANY YAMAHA ELECTRONIQUE FRANCE S.A. RUE AMBROISE CROIZAT BP70 CROISSY-BEAUBOURG 77312 MARNE-LA-VALLEE CEDEX02, FRANCE YAMAHA ELECTRONICS (UK) LTD. YAMAHA HOUSE, 200 RICKMANSWORTH ROAD WATFORD, HERTS WD1 7JS, ENGLAND YAMAH
