Cerwin-Vega SM-LW12 Troubleshooting, Specifications HT-S Series LW Series, HT-S10A, HT-S12A

Page 6

TROUBLESHOOTING

SYMPTOMS

Basssounds distorted

Distortion with volume control near minimum

CAUSES

Subwoofer amplifier is at maximum output

Receiver tone controls are set too high

Defective receiver or preamplifier, or shorted speaker wires

SOLUTIONS

Lower subwoofer volume or receiverlevelcontrol

Set bass flat; use tone controls sparingly

Repair defectivereceiver, preamplifier or replace speakerwires

Distortion

on

music

peaks

or sound effects

Dynamic

soundtrack

(e.g., explosions)

Turn down volume

control

to lower over£1

 

 

 

 

 

 

 

 

 

range; use a more powerfialreceiver/amplifier

Buzz, hum,

or

crackle

when

connecting wires

Connecting

wires with

power

on causes tramient

Connect wires only

when

system power is off

 

 

 

 

 

signal spikes

 

 

 

 

 

50160 cycle hum when systemis on

Residential grounding

problem

Use a three-to-two prong AC adaptor (available

 

 

 

 

 

 

 

 

 

at your audio dealer or localelectronic supply).

No sound after listening at high levels

Amplifier's thermal protection

has been

Lower subwoofer volume and allow amplifier to

 

 

 

 

 

temporarily activated

 

 

cool down; sound should resume automatically

Volume control is at maximum, yet sound is low

Both channels are not being driven

Use an RCA "y" adapter[o drive both channels

SPECIFICATIONS:

HT-S SERIES

 

SPECIFICATIONS:

LW SERIES

HT-S10A

 

 

 

 

LW-10/10X

 

 

 

F_QUENO/RESFONSE:

30 to 150 Hz

 

 

F_EQUENO/RESPONSE:

32 Hz to 180 Hz

 

A_puF[ra Po'm_ Otm,i_:

100 Waas (RMS)

 

 

_uHr_ PowL_ OLrrP_:

100 Wat,s (RMS)

 

c.o_2_

c2n_£"."° "Z92"9ogAOt_2_50_EL_28

dB_2_"_

 

 

 

 

PotaarrY SWffCH:

0° m 180" (userseLectabLe)

 

 

Po_r'r

SWITCH:

0° or 180° (t_er sHeo_ble)

 

 

 

 

 

 

.........................................

 

 

 

St_SONICFILTE_

18 dB per octavebelow 30 Hz

 

 

s_E"2cF'J___

18'iB_y"= _°w3!___.....................L

VOLTAGe:

115 Vac

 

 

 

VOLT/*_E:

115Vac (LW- 10), 115/230 Vac (LW- 10X)

DtMF_I$1ONS(H X W x D):

1T' x 15" x 15" / 432 can • 38.1cm x 38.1 cm

DIMF_ZSlOi'lS(H XW X D):

18.5" x 12"x 18.75" / 47 can x 30.5 cm x40 cm

o._^____w?,_......Em-

_E__(z_5.......................o

 

_y____y5.q,5 ........-

85* (23._0

FINISH;

Black woodgralnvinyl

 

 

FINISH:

 

Black woodgrainvinyl

 

HT-S12A

 

 

 

 

LW-12/12X

 

 

 

F_QUENCYR_PONSF_

28 m 150 Hz

 

 

FF,£qUE_ P,_OI_S_:

30 Hz _o 150 Hz

 

A_FI_. POW_ OU'I_sr:

150 Wa_

(RMS)

 

 

_FI_

Po'm.a O_:

150 Warn (RMS)

 

D_t_. D_sl¢;n:

12" high _iclmcy ,_,eofer/diexas_¢odnum

flame

DRIVERD_SmN:

12" high ei_ciene/weof_ldieost

aluminumframe

C_OSSOW_.:

Confiauomly variable flora 40 to 150 Hi @ 18 dBlocrave

Ceosso'€_:

Contin_i_sly variable from 40 -150Hz @18dB/octav:

POL_'_ Swrrol:

0 °oe 1800 (l_e_ wi:oable)

 

 

pO_l_r_ SWITOt:

0_ or 180" (users_able)

 

SUBSONICFILTE_

18 dB pe_o_taw bdow 28 Hz

 

 

SUBSONICFILTT2.:

18 dB per octavebelow 30 Hz

 

VOLT^G_

113 Vac

 

 

 

VOLTAGE:

115 Vac (LW-12), 115/230 Vac (LW-12X)

DIM_e_SlONS(H X W X D):

19" x 17" x 17" 1483 _ x43.2 _m x 432. o_

DI_a',ZSIO_S(H x W x D):

19.5" x 14" x 17.3" / 49.5 cmx

35.6 cmx 44 nB

U_pAO_D WO_Wr:

60 _b(27.3 k0

 

 

UNe^C_[_ WEm_:

60 Ib(27.3 kg)

 

F*_rSH:

Bl,_k wo_.-..i,_.orl

 

 

FINISH:

 

Bhck v,oodgr,ln vin_l

 

HT-S15A

 

 

 

 

LW-15/15X

 

 

 

FREQUENCYRESPONSE:

25 to 150 Hz

 

 

Fp_qUENC IL_eo_s_

27 Hz to 150 Hz

 

AMmFIERPOWEaOL_PUT:

200 Watts (RMS)

 

 

A_pu_

Pow_. O_:

200 Wa_

(RMS)

 

DRrVERDESIGN:

15" high dF_Aenc/_ferl_lie_st

duminum

flame

D e.lv_

DESIGN:

15" h_h *:_deBq, w_of_/ditcas_ aluminum frame

Crossov_.:

Condmmusly _aiable from40 to 150 Hz @18 dBIoctave

Cgossov_:

Continuously variablefrom40 - 150 Hz @18dB/oc_ave

POLARITYSWiTOA:

0 _or 180_ (m_"sd_.'oable}

 

 

PoLg_.ffYS_O4:

0" ot 180"(m_zs_le)

 

SU_ONICFILTE_

18 dB per octave bdow 25 Hz

 

 

SlaVONICFILTEg:

18 dB per ochre below25 Hz

 

VOLTAGE:

115 Vac

 

 

 

VOLTAGE;

115 Vac (LW-I8). 1151230Va_ (LW-I5X)

DIM_ASlONS(H X W X D):

23.5" x 18.75" x 18.75" / 59.7 _

x 47.6 _ra x 47.6 cm

Dit,_t_sloNs (H X W x D):

21" x IT x 18" 1533 o_ax 43.2 _ x 45.7 can

UNpt_ED WElkin':

72 Ib (32.8 Do)

 

 

UNPt_g_ WEtGFrr:

72 Ib (32.8 kg)

 

FINISH:

Bleakv,_d_n vinyl

 

 

FINISH:

Black woo_r_ _iny[

 

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Image 6
Contents Iimwii SM-LW12Safety Instructions Introduction CERWIN-VEGASLIMITED WarrantyHOW LONGDOESTHEWARRANTYEXTEND? Welcometothe FamilyPower LED Power indicatorlamp. Glows green in Auto Control DescriptionsDesignates LW or LW-X model Placement Connecting Your SubwooferLINE-LEVEL Connections HT-S10A TroubleshootingSpecifications HT-S Series LW Series HT-S12A

SM-LW12 specifications

The Cerwin-Vega SM-LW12 is a powerful and versatile subwoofer that stands out in the realms of professional audio and home theater systems. Designed for those who demand impactful bass without compromising on sound clarity, the SM-LW12 incorporates advanced technologies that enhance its performance, making it a favorite among audiophiles and sound engineers alike.

One of the key features of the SM-LW12 is its impressive 12-inch bass driver, which is engineered to deliver deep, resonant lows. This driver is constructed with high-quality materials that ensure durability and longevity, while also optimizing sound output. The subwoofer’s efficient design allows it to handle high power levels, producing tight and punchy bass that can fill large spaces.

The SM-LW12 utilizes a robust 800-watt peak power handling capability. This high power rating ensures that the subwoofer can produce dynamic sound even at high volumes, making it perfect for both live sound applications and home environments. Moreover, the subwoofer’s frequency response ranges from 28 Hz to 200 Hz, allowing it to reproduce the lowest frequencies without distortion, providing an immersive listening experience.

Cerwin-Vega has incorporated advanced acoustic technologies into the SM-LW12. The subwoofer features a built-in high-pass filter, which allows users to customize the sound output to suit their specific audio needs. This feature is particularly beneficial in multi-speaker setups, where integration with other components is crucial for a seamless audio experience.

Another notable characteristic of the SM-LW12 is its efficient heat dissipation capabilities. It is designed with a ventilated enclosure that not only enhances overall sound clarity but also prevents overheating during prolonged use. This ensures consistent performance and reliability, even in demanding situations.

Connectivity options on the SM-LW12 are comprehensive, featuring both XLR and 1/4-inch inputs. This flexibility allows the subwoofer to integrate easily into various audio setups, whether in a professional studio, live sound environment, or home theater system.

In summary, the Cerwin-Vega SM-LW12 is a high-performance subwoofer that delivers powerful bass with clarity and precision. Its durable construction, high power handling, advanced technologies, and versatile connectivity options make it an excellent choice for anyone seeking to enhance their audio experience. Whether for music production, live events, or home entertainment, the SM-LW12 is engineered to impress and elevate sound quality to new heights.