Cerwin-Vega SM-LW12 User's Manual
Contents
1. FUSE Protects system from overload replace with fuse rating as indicated on amplifier panel at fuse location Figure 2 Connection panel for the HT S10A HT S12A LW 10 10X and LW 12 12X PLACEMENT Cerwin Vega Subwoofer Systems can be positioned anywhere on the room s floor For best performance however place the subwoofer near the same wall as your main speakers Experiment to find the area of optimum performance NOTE Usually the subwoofer will sound louder when it s placed next to a wall or in a comer CONNECTING YOUR SUBWOOFER ATTENTION Do not place the subwoofer too close to your television Some televisions are especially sensitive to the magnetic field produced by the subwoofer If your television produces distorted colors after installation this can be corrected by moving the subwoofer further away from the television until normal color is returned CAUTION Cerwin Vega Subwoofers are intended for floor placement only Do not place heavy objects of any type such as a television on top of a Cerwin Vega Subwoofer Line Levet CONNECTIONS UNE LEVEL CONNECTIONS Q ea U TO LINE LEVEL IN may be required check o Q pr receiver s Owner s Manual FROM LINE LEVEL OUT may require an RCA Y adapter i for mene sources like SUR OUT Line Level Connections for the HT SISA and LW 15 15X Figure 3 Figure 3 amp 4 Connecting loft and righ2. INSTALLATION Carefully unpack your subwoofer saving the box and packing marerials in case you ever need to transport ship or move your subwoofer Before continuing with installation please make sure the subwoofer is unplugged and the power switch is turned OFF How DO YOU GET WARRANTY SERVICE In order to obtain warranty service contact your original dealer or distributor or an Authorized Cerwin Vega Service Center If for some reason you have trouble locating a service representative contact Cerwin Vega s Customer Service Department for assistance Cerwin Vega Customer Service Dept 555 East Easy Street Simi Valley CA 93065 PHONE 805 584 5300 or FAX 805 526 3653 In some cases the Customer Service Department can solve a service problem without any return of equipment thereby avoiding transit delays WHAT IF THE PRODUCT MUST BE RETURNED If the Customer Service Department determines that the equipment must be returned to Cerwin Vega for service a Return Authorization will be issued by mail and the defective merchandise may be shipped directly to the above address freight prepaid along with a copy of both the Return Authorization and the original Bill of Sale The product will be replaced or repaired at our option and returned to the original purchaser Only the return postage will be paid by Cerwin Vega Cerwin Vega will not be responsible for damage occurring in shipment from the original purchaser or due to imp
3. a cart or table Do not place objects on top of the product as they will vibrate off Heat Place the product away from heat sources such as radiators heat registers stoves or other appliances including amplifiers that produce hear Power Sources Connect the product only to a power receptacle of the type described in the operating instructions or as marked on product Grounding or Polarization Do not defeat the product s grounding or polarization feature Power Cord Protection Route power supply cords so that they are not likely to be walked on or pinched by items placed on or against them Pay particular attention to cords at plugs convenience receptacles and the point where they exit from the product THIS SYMBOL INDICATES THAT DANGEROUS VOLTAGE CONSTITUTING A RISK OF ELECTRIC SHOCK IS PRESENT Cleaning Clean the product only with a dry cloth do not use any liquids such as water or solvents Power Lines Locate an outdoor antenna away from power lines Non Use Periods Unplug the product s power cord from the outlet when left unused for a long period of time Object and Liquid Entry This apparatus shall not be exposed to dripping or splashng and that no objects filled with liquids such as vases shall be placed on the apparatus Do not use the product near water e g near a bathtub washbowl kitchen sink laundry tub in a wet basement or near a swimming pool etc Use care so that
4. activate Both channels are not being driven Volume control is at maximum yet sundi is Jow SPECIFICATIONS HT S SERIES Subwoofer amplifier is at maximum output Dynamic soundtrack eg go n explosions Connecting wi wires Swit pi power on causes transient Residential avidus problem Amplifier s thermal protection has Beat SOLUTIONS Lower subwoofer volume or receiver level control Set bass flat use tone controls sparingly Repair defective receiver preamplifier or replace speaker wires Tuni dowi volume onol to nie overall range use a more powerful tegrivertamplifics Connect wires only when system power is off Use a ires to two prong AC adaptar available at your audio dealer or local electronic supply Lower preo volume and allow amplifier to cool down sound should resume automatically Us an RCA yr adapter to drive both channels SPECIFICATIONS LW SERIES HT S10A LW 10 10X FREQUENCY RESPONSE 30 to 150 Hz FREQUENCY RESPONSE 32 Hz to 150 Hz AMPLIFER POWER QuTpuT 100 Wates RMS e e ages AMPUIBIER POWER OUTPUT O TO WaIRMS TT Driver DESIGN 10 high efficiency woofet diecast aluminum frame Driver DESIGN 10 high efficiency woofer diecast aluminum frame Crossover Continuously variable from 40 to 150 Hz 18 dB octave Crossover Continuousiy variable from 40 150 Hz E 18 dB o
5. objects do not fall and liquids are not spilled into the enclosure through openings Damage Requiring Service If the product requires service use only qualified service personnel when A The power supply cord or the plug has been damaged or B Objects have fallen or liquid has been spilled into the product or C The product has been exposed to rain or D The product does not appear to operate normally or exhibits a marked change in performance or m The product has been dropped or the enclosure damaged or F Fuse blows repeatedly Servicing Do not attempt to service the product beyond what is described in the operating instructions All other servicing should be referred to qualified service personnel In the event your Cerwin Vega Subwoofer fails to operate properly please contact the dealer where you purchased the unit Or for further assistance contact us at the addresses listed below The HT and LW powered subwoofers are CE compliant CERWIN VEGA 555 EAST EASY STREET SIMI VALLEY CA 93065 TEL 1 805 584 9332 FAX 1 805 583 0865 WWW CERWIN VEGA COM CERWIN VEGA CANADA 1655 FELDSPAR CT 2 PICKERING ONTARIO LIW 3R7 CERWIN VEGA EUROPE DALI ALLE 1 DK 9610 NORAGER DENMARK CERWIN VEGA S LIMITED WARRANTY WELCOME TO THE FAMILY First off you have great taste in loudspeakers Ar Cerwin Vega deep bass and great highs are a way of life Nice to know there are a few people out there who share ou
6. CERWIN VEGA M A N U A L O P E R A T I O N ETTA SM LW12 SERVICE MANUAL SAFETY INSTRUCTIONS WARRANTY INFORMATION INTRODUCTION CONTROL DESCRIPTIONS CONNECTING SUBWOOFER TROUBLESHOOTING SPECIFICATIONS NANO amp amp LO WARNING TO REDUCE THE RISK OF FIRE OR ELECTRIC SHOCK DO NOT EXPOSE THIS SPEAKER CABINET TO RAIN OR MOISTURE A AVIS RISQUE DE CHOC ELECTRIQUE NE PAS OUVRIR CAUTION RISK OF ELECTRIC SHOCK DO NOT OPEN SAFETY INSTRUCTIONS Read Instructions Read all safety and operating instructions before operating the product Retain Instructions Retain all safety and operating instructions for future reference Read Warnings Read all warnings on the product and in the operating instructions Follow Instructions Follow all operating and use instructions Water and Moisture Do not use the product near water for example near a bathtub washbowl kitchen sink laundry tub in a wet basement or near a swimming pool etc Ventilation Do not place the product in a location or position that interferes with its proper ventilation For example do not set the product on a bed sofa rug or similar surface that may block the heat sink or place it in a built in situation such as a bookcase or cabinet that may impede the flow of air around the heat sink Placement This product is designed for floor placement only Do not place it on
7. LEVEL OUTPUT Audio loop of stereo high level SPEAKER LEVEL inputs Use to loop continue signal to speaker connections to the left and right main speakers see figure 5 for hook up LINE LEVEL OUTPUT LW 10 12 HT S104 124 Use to loop the full range line level signal back to the receiver preamplifier amplifier for distribution to main speakers Refer to the owner s manual provided with your receiver preamplifier amplifier see figure 4 for hook up LINE LEVEL OUTPUT HT S15A amp LW 15 Use to loop signal back to the receiver preamplifier amplifier for distribution to the main speakers Use the Line Level Output if you wish to filter low frequencies out of the signal going to your main speakers Refer to the owner s manual provided with your receiver preamplifier amplifier see figure 3 for hook up Figure 1 Connection panel for the HT S15A and LW 15 15X 4 Designates LW or LW X model PHASE Compensates for having subwoofer and main speakers in different locations Ideally subwoofer sound should reach the listening position at the same time as sound from the main speakers However if the distance from the listening position to the subwoofer and from the listening position to the main speakers differ che sound from each will reach your ears at different times The PHASE control delays the signal 180 degrees so the subwoofer output will blend wich that of the main speakers Sl
8. UENCY RESPONSE 27 Hz to 150 Hz _ AMPLIFIER POWER OUTPUT X 200 Wats RMS ae ES eo AMPLIFIER POWER Ouro 200 200 Warts RMS ee ee cise Driver DESIGN IO 15 high efficiency woolerfdiecast aluminum frame O DRIVER DESIGN 15 high efficiency wooler diecas aluminum frame ee CROSSOVER Continuously variable from 40 to 150 Hz 18 dBfocuve CROSSOVER Continuously variable from 40 150 Hz 18 dB octave Poan saras O a a O O OO posna CONSO U SUBSONICFILTER 8 dB per octave below 25 Hz i a SUBSONIC FILTER dB per octave below 25 w _ Vora O 115 Vac E VOLTAGE o 115 Vac LW 15 115 230 Vac WAS O DIMENSI NS H x W x D 23 5 x 18 75 x 18 75 159 7 cm x 47 6 cm x 47 6 an Dimensions H x W x D 21 x 17 x 18 53 3 om x 43 2 m x mx 457 cm UNPAGKED WEIGHT 72h 32 8 kg UNPACKED WEIGHT 72 Wo 32 8 kg FINISH Black woodgrain vinyl o FINISH Black woodgrain vinyl 6 Cerwin Vega is constantly striving to maintain the highest consumer standards As a result of these efforts modifications may be made from time to time to existing products without prior notice Specifications and appearance may differ from chose listed or shown in this manual TOMHS5012 3 01
9. ase read the remaining pages to determine which installation procedure is best for your audio video system For additional hook up connections you may want to refer to your A V receiver processor or amplifier s manual NOTE Be sure to read and observe the Safety Instructions see page 2 before starting the installation CONTROL DESCRIPTIONS ATTENTION Each subwoofer has speaker level and line level input connections choose only one option for hook up DO NOT USE BOTH INPUT CONNECTIONS AT THE SAME TIME The following numbered controls are located on the subwoofer s rear panel as shown in Figures 1 and 2 LINE LEVEL INPUT Stereo line level inputs to subwoofer Use these RCA jacks to connect audio signals from line level outputs from an A V receiver preamp processor see figure 3 amp 4 for hook up SPEAKER LEVEL INPUT Stereo speaker level inputs to subwoofer Use these terminals when line level connections are not available from A V receiver preamp processor see figure 5 for hook up VOLUME CONTROL Controls volume level of subwoofer Use to balance the output of the subwoofer with the main speaker output CROSSOVER FREQUENCY The crossover control allows you co adjust the upper limit of the subwoofer s frequency response from 40 to 120 Hz The subwoofer s response will begin rolling off above the set frequency Set the CROSSOVER FREQUENCY to the lower value listed in the main speaker manual SPEAKER
10. ctave Poranrre Sarrea O or 180 user selectable 7 7 Poranny Sur O or 180 user sekaabld O SUBSONIC Firer 18 dB per octave below 30 BE O SuBSONIC FILTER 18 dB per octave below Ha OOO OO Voas yeaS VOLTA IS Vac ELO 115 230 Vac LW 10X Dimensions HxWxD 17 x13 x15 43 2 cmx 38 1cm x 38 1 em O DIMENSIONS Hx WXD 185 x 12 x1575 47emx305cmx40cm O Uneak Wao S550 E j Fst tSsS S S Black woodgrain vinyl FINISH Blckwoodguinviynl O HT S12A LW 12 12X FREQUENCY RESPONSE 28 to 150 Hz FREQUENCY RESPONSE 30 Hz to 150 Hz AMPLIFIER POWER OUTPUT 150 Wars RMS O es AvpurierPowen OUTPUT 150 Wans RMS O DRIVER DESIGN 12 high efficiency woofer diecast aluminum frame DRIVER DESIGN 712 high efficiency woofer diecast aluminum frame CROSSOVER Continuously variable from 40 to 150 Hz 18 dBfocave CROSSOVER Continuously variable from 40 150 Hz 18 dBlocrave POLARITY SWITCH or or 180 user selectable a POLARITY SWITCH OF or 180 user selectable ai SUBSONIC Firer 18dBpe octave below 28 Hz ae SUBSONIC FILTER 18 dB per octave wve below 30 E 30 Hz e seas VOLTAGE dS Vac VOLTA MS Vac W19 115230 Vac WADO OOO O OO DIMENSIONS HxWxD 19 x147 x17 48 3 an x43 2 on x432 cn o DIMENSIONS H x Wx D 19 5214 1731493 emx 356cmz44an IO UNPAGRED WEIGHT 60 lb 0b O73 3h BA UNPACKED WEIGHT obese SOOS FINISH Black woodgrain vinyl Ei FINISH Pedi IO HT S15A LW 15 15X FREQUENCY RESPONSE 25 to 150 Hz FREQ
11. ide the PHASE switch to 180 Ar the listening position listen to the midbass output If it sounds weak set PHASE back to O POWER LED Power indicator lamp Glows green in AUTO ON mode if audio signal is present Glows red in both OFF and AUTO ON modes if receiving AC power and audio signal is not present after approximately 20 minutes POWER Two position power switch In the AUTO ON mode the subwoofer s amplifier is automatically activated if an audio signal is present and will automatically become inactive when there is no audio signal present after approximately 20 minutes In the OFF mode power is shut off to the amplifier 4 VOLTAGE SELECTION LW X Models only User switchable voltage selection for use with 115 or 230 volt AC Attention All subwoofer models come from the factory preset to 115 volts To select a different voltage use a flat head screwdriver to reposition the switch to the desired voltage WARNING Severe damage may result from improperly selected voltage Make sure you know the voltage requirement of the country you are in before attempting to connect this subwoofer to AC power Observe proper fuse rating type and value O for selected voltage O 2 POWER CORD RECEPTACLE Connect IEC cord to this receptacle If the cord supplied does not fit an available AC outlet purchase the correct AC cord ftom your audio dealer or an electrical supply store REPLACEABLE
12. ome entertainment purposes or has been used in a way that is contrary to Cerwin Vega s written instructions Except as provided by statute this Limited Warranty does not cover losses consequential or otherwise resulting from the improper use of or inability to operate any Cerwin Vega product How LONG DOES THE WARRANTY EXTEND Cerwin Vega s Limited Warranty extends for a period of five 5 years for all system speaker components and two 2 years for all associated electronics components including amplifier and controller devices from date of purchase as shown on the original Bill of Sale If a defect exists within the warranty period the warranty will not expire until che defect has been fixed The warranty period will also be extended if the warranty repairs have not been performed due to delays caused by circumstances beyond the control of the original purchaser or if the warranty repairs did not remedy the defect and the original purchaser notifies Cerwin Vega or the original dealer or an Authorized Cerwin Vega Service Center of the failure of the repairs within 30 days after they were completed INTRODUCTION This manual covers operation information for all Powered Subwoofers in Cerwin Vega s HTS and LW series Illustrations of control locations and hook up wiring may differ in physical appearance and location than those shown on the actual product you own However the operation information is still the same PRIOR TO
13. r passion for music You ll be glad to know thar this is a family owned company has been since 1953 And we consider you to be the newest member of the family We hope your speakers give you years ofenjoyment Of course in the event of a problem make sure you familiarize yourself with this warranty We like to think that while you re sitting in front of your speakers we re standing behind them And now a few choice words from our lawyer Hey every family has one WHO S COVERED BY THIS WARRANTY Cerwin Vega s Limited Warranty on residential speakers extends only co the original purchaser as evidenced by the original Bill of Sale and only to the residential speakers purchased from authorized Cerwin Vega dealers Ten words of advice Retain the original bill of sale in a safe place WHAT S COVERED BY THIS WARRANTY Cerwin Vega warrants that all new residential speakers shall be free from defects in material and workmanship under normal and proper use Cerwin Vega agrees to repair or replace at our option all such defective parts at no charge for labor or materials WHAT S NOT COVERED BY THIS WARRANTY This Limited Warranty does not apply to defective equipment that has been altered or repaired by other than factory approved procedures has been subjected to negligence misuse or accident has been damaged by improper line voltage had its serial number or any part of it altered defaced or removed has been used for other than h
14. roper packing materials Remember to pack all equipment carefully and in the original carton if possible Additional charges may be added if new packing materials are required for return shipment SAVE YOUR ORIGINAL PACKING MATERIALS WHAT ARE OTHER REMEDIES UNDER THE LAW The exercise of any of the provisions under the Limited Warranty does not affect the protections or remedies of the original purchaser under other laws If you have additional questions about service write or call the Customer Service Department This Limited Warranty applies to all residential speakers and supersedes all previous warranty statements Cerwin Vega reserves the right to make changes in product design and specifications at any time EXCEPT AS PROVIDED HEREIN AND BY APPLICABLE LAW CERWIN VEGA MAKES NO ADDITIONAL REPRESENTATION OR WARRANTY OF ANY NATURE WHATSOEVER EXPRESSED OR IMPLIED AS TO THE EQUIPMENT INCLUDING BUT NOT LIMITED TO THE MERCHANTABILITY FITNESS FOR A PARTICULAR PURPOSE DESIGN CONDITION OR WORKMANSHIP OF THE EQUIPMENT OR THE QUALITY OF THE MATERIAL INCLUDED THEREIN THIS LIMITED WARRANTY CONSTITUTES THE SOLE AND ENTIRE AGREEMENT BETWEEN CERWIN VEGA AND THE ORIGINAL PURCHASER WARNING On LW X models severe damage may result from improperly selected voltage Set voltage selection switch to the proper AC voltage verify proper fuse rating type and value before attempting to connect this subwoofer to AC power INSTALLATION Ple
15. t line level outputs of an A V receiver to LINE LEVEL CONNECTIONS SUBWOOFER CONNECTION PANEL ptional Y A TO LINE LEVEL IN Sam may be required check your receiver s Owner s Manual FROM LINELEVEL OUT may require an RCA Y adapter for mone sources like SUB OUT rents Line Level Connections for the HT S10A HT SIZA LW 10 10X and LW 12 12X Figure 4 and right line level inputs of the Cerwin Vega subwoofer Remember to maintain left to left right to right connections Remember to maintain left to left right to right to and to connections SPEAKER LEVEL CONNECTIONS Figure 5 Connect left and right to connections SUBWOOFER CONNECTION PANEL FROM SPEAKER LEVEL OUT speaker level outputs of an A V receiver to left and right speaker level inputs of the subwoofer Then connect left and right speaker level outputs of the subwoofer with the main left and kbs speakers of your system Remember to maintain to left right to right to and TROUBLESHOOTING SYMPTOMS CAUSES Bass sounds distorted Receiver tone controls are set too high Defective receiver or preamplifier or shanted Disto ti n pr volume control near minimum speaker wires Distortion on music peaks or sound effects Biz h m or crackle when connecting w wires signal spikes 50 60 cid Ra when system is on No sound after listening at high levels temporarily
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