QSC KLA12 User manual

1
Suspending the KLA12
WARNING!: Read and follow these instructions carefully. If the loudspeakers are not suspended properly, they could fall,
causing personal injury and damage to the equipment.
Rules for Suspension
• ConsultaProfessionalMechanicalorStructuralEngineer,licensedinthejurisdictionofthesoundsysteminstallation,toreview,verify,andapprove
allattachmentstothebuildingorstructure.
• EmploytheservicesofaProfessionalRiggerforhoisting,positioning,andattachingtheequipmenttothesupportingstructure.
• Correctuseofallsuspensionhardwareandcomponentsisimperativeinsoundsystemsuspensionanddeployment.
• Alwayscalculatesuspendedloadsbeforeliftingtomakesuresuspensioncomponentsandhardwareareusedwithintheirrespectiveloadlimits.
• Consultlocalcodesandregulationstofullyunderstandtherequirementsforsuspendedloadsinthevenueinwhichyouwillsuspend
theequipment.
• UseonlytheKLAAF12ArrayFrameortheM10installationpointsforsuspendingthearray.
• Beabsolutelycertainoftheintegrityofanystructuralmemberintendedtosupportsuspendedloads.Hiddenstructuralmemberscanhavehidden
structuralweakness.
• Neverassumeanything!Ownerorthird-partysuppliedsuspensionattachmentpointsmaynotbeadequateforsuspendingtheloads.
• Beforelifting,alwaysinspectallcomponents(enclosures,suspensionbrackets,pins,frames,bolts,nuts,slings,shackles,etc.)forcracks,wear,
deformation,corrosion,missing,loose,ordamagedpartsthatcouldreducethestrengthoftheassembly.Discardanyworn,defective,orsuspect
partsandreplacethemwithnewappropriatelyload-ratedparts.
Shock Loading
Whenaloadiseithermovedorstopped,itsstaticweightismagnied.Suddenmovementscanmagnifythestaticweightseveraltimes.This
magnicationofstaticweightiscalled"shockloading".Shockloadingposesadangertoequipmentandworkers.Theeffectsofshockloadingcanbe
instantaneous,ormayremainundetectedunlesstheequipmentisvisuallydamaged.Properpreparationforshockloadingrequirescarefulplanning
andknowledgeofequipment,suspension,andliftingpractices.
Shockloadingofequipmentandstructuresisusuallyconnedtoliftingandinstallation,butnaturalforces(winds,earthquakes,andsoon)canimpose
shockloadsseveraltimesthestaticload.Becauseofthis,structuresandsuspensionequipmentmustbecapableofsupportingseveraltimesthe
weightofthesuspendedequipment.
KLA Working Load Limits
TheKLAcomponentsareengineeredfora10:1designfactor.
UsetheKLAAF12ArrayFrameortheM10IntegratedSuspensionpointstosuspendasingleKLAArrayconsistingofamaximumoftwoKLA181,orve
KLA12,ortwoKLA181andveKLA12loudspeakers.Theweightofanysinglearrayshallnotexceed480lbs.(218kg).
TD-000334-00-A
*TD-000334-00*
Quick Start Guide
KLA12

2
Attaching KLA12 Loudspeakers Together.
WARNING!: A single KLA array can consist of a maximum of two KLA181, or five KLA12, or two KLA181 and five KLA12
loudspeakers. The weight of any single array shall not exceed 480 lbs. (218 kg).
1. Makesurethattheleverslabeled"B"areup,andslides(1)aredownonbothsidesofthebottomloudspeaker(Figure 1).
2. PlaceoneKLA12ontopaKLA12.Nestthefourfeet(1)onthetopunitintothefeetreceptacles(2)onthebottomunit(Figure 2).Makesurethe
surfacesarealignedandparallel.Formorethanatwo-boxKLA12assembly,pleaseseetheKLA12UserManual.
3. Onthebottomloudspeaker,pushbutton"A".Slide(1)automaticallymovestoUp Position.Rotatelever"B"downtoLocked Position.
WARNING!: Make sure the loudspeakers are properly aligned.
WARNING!: Make sure the lever locks in the down, locked position. Lift array to confirm assembly.
— Figure 1 —
1
— Figure 2 —
Parallel
Parallel
1
2
— Figure 3 —
PUSH "A"
1
B
SLIDES UP
ROTATE DOWN

3
Install K Series M10 KIT in Integrated Suspension Points
TheKSeriesM10kitissoldseparatelyandavailablefromQSCAudio.
WARNING!: A single KLA array can consist of a maximum of two KLA181, or five KLA12, or two KLA181 and five KLA12
loudspeakers. The weight of any single array shall not exceed 480 lbs. (218 kg).
1. RemovetherubberplugFigure 4(1).
2. InstallthreewashersFigure 4(2)andthreeeyeboltsFigure 4(3).Tightenuntilsnug.
3. Continuetorotatetheeyeboltsuntiltheyreachthedesiredposition.Donotovertighten.
4. Suspendthearrayfromthesuspensionstructureusinganappropriatesling,cable,etc.
Other KLA12 Deployment
InadditiontotheM10rigginglistedabove,youcanuseaKLAAF12arrayframetosuspendanarray(Figure 5),youcandeployasingleKLA12
loudspeakeronstageforfrontllorlipllapplications(Figure 6),youcanpole-mountuptotwoKLA12sonaloudspeakerstand(Figure 7)orovera
KLA181orKW181(Figure 8).
— Figure 4 —
1
2
3
— Figure 5 —
— Figure 6 —
0˚
— Figure 7 —
-9˚
0˚
— Figure 8 —
Max pole length
36 inches
(914 mm)

4
Connections
WARNING!: Do not connect more than five KLA Series loudspeakers together using the loop-thru power cables (four loop-
thru cables, one AC power cord). If you are using loop-thru power cables, make all loop-thru connections prior to connecting to
the AC mains.
CAUTION!: Donotrestrictairowtotherearofthespeakerenclosure.Donotexposetherearpanelsexposedtoaheatsourcesuch
asdirectsunlight.
— Figure 9 —
AC Mains
M
A
X
I
M
U
M
F
I
V
E
L
O
U
D
S
P
E
A
K
E
R
S
— Figure 10 —
Audio Source

5
KLA12 Specifications
Conguration Multipurpose2-way
Transducers
 Low-frequency
 High-frequency
12"conetransducer
1.75"diaphragmcompressiondriver
FrequencyResponse(-6dB) 49Hz–18kHz
FrequencyRange(-10dB) 44Hz–20kHz
NominalCoverage(-6dB) 90x18degree
MaximumSPL(1meter) 131dB
Ampliers
 PowerOutput 500Wx500Wpowermodule
 InputImpedance(Ω) XLR:40kbalanced/20kunbalanced
 Controls Power•Attenuation•LFSetting(ExternalSub/Normal/DEEP™)•ArraySize(1–5)•FrontLED(Pwr/
Limit/Off)
 Indicators Limit•Standby•Power•Signal
 Connectors BalancedfemaleXLRlinelevelinput•BalancedmaleXLRfullrangelinelevelout•Remoteattenuation
control•LockingpowerCON®powerconnectorACIn•LockingpowerCON®powerconnectorACOut
 Cooling Ondemand,50mmvariablespeedfan
 AmplierProtection Thermallimiting•Outputovercurrent•Overtemperaturemuting•GuardRail™
 TransducerProtection Thermallimiting•Excursionlimiting
 ACPowerInput Universalpowersupply100–240VAC,50–60Hz
 ACPowerConsumption
 1/8Power
100VAC,2.3A•120VAC,2.01A•230VAC,1.13A
Enclosure ImpactresistantABS
 Finish BlackorWhite
 Grille BlackorWhitepowder-coated18gaugesteel
Dimensions(HWD) 15"x23.4"x16.6"(382mmx549mmx422mm)
Weight(Net) 55lbs(25kg)
AvailableAccessories KLA12TOTE•KLAAF12ArrayFrame•KSeriesM10KIT
— Table 1 —

MailingAddress:
QSCAudioProducts,LLC
1675MacArthurBoulevard
CostaMesa,CA92626-1468USA
TelephoneNumbers:
MainNumber:(714)754-6175
Sales&Marketing:(714)957-7100ortollfree(USAonly)(800)854-4079
CustomerService:(714)957-7150ortollfree(USAonly)(800)772-2834
FacsimileNumbers:
Sales&MarketingFAX:(714)754-6174
CustomerServiceFAX:(714)754-6173
WorldWideWeb:
www.qscaudio.com
E-mail:
[email protected]
[email protected]
[email protected]
© 2011 QSC Audio Products, LLC. All rights reserved. QSC and the QSC logo are registered trademarks of QSC Audio Products, LLC in the U.S. Patent and Trademark office and
other countries. Tilt-Direct, Intrinsic Correction, DEEP and GuardRail are all trademarks of QSC Audio Products, LLC. powerCON is a registered trademark of Neutrik.
All other trademarks are the property of their respective owners. Patents may apply or be pending.
If you would like a full copy of the KLA Series User manual, visit the QSC Audio Products website
at www.qscaudio.com, or contact Customer Service [phone] or toll free (USA only)
[phone] to receive a copy by mail.
Si desea obtener una copia completa del manual del usuario de la serie KLA, visite el sitio web
de QSC Audio Products en www.qscaudio.com, o póngase en contacto con el Servicio al Cliente
al [phone] o sin costo (sólo en EE.UU.) al [phone] para recibir una copia
por correo.
Pour obtenir un exemplaire complet du manuel d’utilisation de la série KLA, allez sur le site Web
QSC Audio Products à www.qscaudio.com ou contactez le service clientèle au [phone]
ou au [phone] (numéro vert - USA seulement) pour recevoir un exemplaire par courrier.
Ein vollständiges Exemplar des Benutzerhandbuchs für die KLA-Serie finden Sie auf der QSC
Audio Products-Website unter www.qscaudio.com. Sie können sich unter [phone]
oder unter der (nur in den USA) gebührenfreien Nummer [phone] auch an den
Kundendienst wenden, um sich ein Exemplar zuschicken zu lassen.
如果您需要 KLA 系列产品用户手册的完整副本，请访问 QSC 音频产品网站 www.qscaudio.
com，或致电客户服务部门 [phone]，或拨打免费电话（仅限美国）[phone] 通
过邮件获取副本。