QSC KW122, User Manual

Page 1: ...1000 W active 12 300 mm 2 way loudspeaker system KW152 60 1000 W active 15 380 mm 2 way loudspeaker system KW153 75 1000 W active 15 380 mm 3 way loudspeaker system KW181 18 460 mm 1000 W subwoofer system TD 000315 00 TD 000315 00 C ...

Page 2: ...mplifier that produces heat and requires ventilation 8 CAUTION Do not install near any heat sources such as radiators heat registers stoves or other loudspeaker including amplifiers that produce heat 9 WARNING This loudspeaker must be properly grounded for your safety The grounding plug has two blades and a grounding prong The third prong is provided for your safety If the provided plug does not f...

Page 3: ...oof of purchase i e sales receipt This warranty provides that the examination of the returned product must indicate in our judgement a manufacturing defect This warranty does not extend to any product which has been subjected to misuse neglect accident improper installation or where the date code has been removed or defaced QSC shall not be liable for incidental and or consequential damages This w...

Page 4: ...15 power cable 1 Locking CEE 7 4 power cable 1 User Manual CD 1 Wiring hookup diagram 1 M20 threaded loudspeaker pole KW122 12 2 Way Loudspeaker System 1 Birch plywood enclosure 2 Steel grille 3 Front LED 4 Cast aluminum handles 3 5 1000 W Class D power module 6 M10 rigging points 8 7 Tilt Direct dual angle pole socket 8 Slip resistant feet 2 Features 4 4 6 6 6 4 5 6 6 8 8 6 8 8 7 4 4 8 6 4 8 6 8 ...

Page 5: ... Birch plywood enclosure 2 Steel grille 3 Front LED 4 Cast aluminum handles 2 5 1000 W Class D power module 6 M10 rigging points 11 7 Tilt Direct dual angle pole socket 8 Slip resistant feet 6 6 2 4 6 6 4 6 6 3 6 6 4 6 5 8 6 6 6 8 8 8 6 1 1 7 ...

Page 6: ... System 1 Birch plywood enclosure 2 Steel grille 3 Front LED 4 Cast aluminum handles 2 5 1000 W Class D power module 6 M10 rigging points 11 7 35 mm pole socket 8 Slip resistant feet 6 6 8 2 3 8 4 6 5 6 6 4 6 4 6 6 8 8 6 7 6 1 1 6 6 ...

Page 7: ...h plywood enclosure 2 Steel grille 3 Front LED 4 Cast aluminum handles 2 5 1000 W Class D power module 6 M20 threaded pole receptacle 7 3 heavy duty casters 8 Slip resistant feet 9 Feet cups for stacking 7 9 2 9 3 1 9 5 9 6 7 7 8 8 8 4 8 1 ...

Page 8: ... features the QSC Tilt Direct system for tilting the enclosures down 7 5 while on a pole The pole socket on the KW153 does not allow tilting WARNING When suspending the loudspeakers installation must be accomplished by or under the supervision of a licensed installa tion professional All applicable building codes must be followed The KW122 KW152 and KW153 have M10 threaded inserts for suspension w...

Page 9: ...peaker poles available from third party suppliers Rubber feet on the enclosure s bottom help to minimize enclosure movement during operation Do not pole mount or stack more than one enclosure on top of the KW181 enclosure As the casters will wear during normal use it may be required to insert small foam pieces between the wheels and frames to minimize rattling at high output levels KW122 WARNING D...

Page 10: ...ts AC Mains Ensure that the POWER switch is not in the ON position before connecting AC power Connect the AC power cord to the AC INLET IEC socket on the back of the amplifier by inserting the cord s IEC connector fully into the AC INLET on the power amplifier module The V LOCK power cord has a special latching feature to prevent the power cord from being unintentionally removed The IEC plug and s...

Page 11: ...ding your speakers to its minimum position Turn on all source devices CD players mixers instruments turn on subwoofer s then turn on the top boxes KW122 KW152 KW153 The level controls on your mixer may now be brought up Power off Sequence Turn off top boxes turn off subwoofer s and then turn off all source devices If a KW Series speaker is being driven from the output of another KW Series unit it ...

Page 12: ...e GAIN knob If the LED does not illuminate the input is not receiving any signal or the level of the signal is too low check all connections and the status of the device delivering the signal Channel B Channel B accepts line level input only The Line Level inputs can use either a Male XLR connector a Male 1 4 phone jack TS or TRS type or a Mono or stereo line level input on a pair of RCA phono jac...

Page 13: ...Channel B they are summed together The gain of the summed signal is then controlled using the GAIN knob This affects the amount of signal sent to the amplifier and then to the loudspeaker components 1 Channel A LINE IN Combination XLR M and Phone Jack 2 Channel B LINE IN Combination XLR M and Phone Jack 3 Green SIGNAL LED 4 Channel A and B Mixed GAIN Knob The green SIGNAL LED illuminates when a si...

Page 14: ...esent on the Channel B direct line level output The LINE OUT POST GAIN MIX female XLR connector is a mixed output of Channel A Channel B and the RCA phono jacks This mix is affected by gain knobs on both Channel A and Channel B and the MIC LINE GAIN on Channel A but the output level is still at line level Do not connect the LINE OUT POST GAIN MIX of a KW Series system to any INPUT of the SAME UNIT...

Page 15: ...sponding input The level of the output signal is not affected by the gain set on the subwoofer gain knob If a unit is OFF any signal present on MIC LINE IN A or LINE IN B passes through to the respective discrete outputs 1 Channel A Line Level Direct Output 2 Channel B Line Level Direct Output 3 Signal Present Indicator Green LED 4 Channel A and B Mixed GAIN Knob 1 2 3 4 ...

Page 16: ...ng algorithms that address correctable characteristics of transducers and waveguides The net result is that any KW Series system will present extraordinarily even and consistent energy throughout the physical listening area of the loudspeaker resulting in a very musical acoustically transparent system DSP User Functions Low frequency EQ On the KW122 KW152 and KW153 there are three low frequency se...

Page 17: ...the maximum output This is most important for low frequencies Polarity can be altered by incorrect wiring or mixer control settings The KW181 provides a polarity switch to correct any wiring or mixer setting errors The polarity switch is set in the NORMAL position from the factory When using the KW181 with KW Series full range loudspeakers NORMAL polarity will result in the best bass response if t...

Page 18: ...witch is in the OFF position the front LED is not illuminated This setting is recommended in applications where the front LED may be visually objectionable When the FRONT LED switch is in the LIMIT position the front LED tracks the LIMIT LED on the rear panel When the KW Series is in limiting meaning that one or more of the limiters is engaging to protect some part of the system the front LED glow...

Page 19: ...m an external source Many KW Series systems can be controlled from a single potentiometer by connecting the pins of multiple KW Series speakers together A relay or manual connection can be made between pin 2 and pin 3 ground to effectively mute the output and put the KW Series system into standby mode after 5 minutes CAUTION Do not put more than 5V or less than ground on pin 2 or damage may occur ...

Page 20: ...20 EN 12 24 12 24 Input Hookup ...

Page 21: ...21 EN Output Hookup 12 24 12 24 12 24 ...

Page 22: ...22 EN OR 12 24 12 24 Output Hookup OR ...

Page 23: ...23 EN 12 24 12 24 Common Standalone Small System Mono ...

Page 24: ...24 EN LEFT RIGHT 12 24 12 24 Common Stereo System LEFT RIGHT ...

Page 25: ...25 EN Dimensions 15 4 391 mm 26 662 mm KW122 Dimensions 15 381 mm KW152 Dimensions 15 2 386 mm 15 2 386 mm 32 1 816 mm 17 5 445 mm ...

Page 26: ...26 EN KW153 Dimensions 43 1 1096 mm 16 8 427 mm 18 5 469 mm KW181 Dimensions 23 4 595 mm 29 9 761 mm 20 1 510 mm ...

Page 27: ...wer Gain LF Mode Normal DEEP Polarity Normal Reverse Front LED On Off Limit Indicators Power Signal A Signal B Standby Limit Mic 24 dB and 36 dB settings Power Signal Standby Limit Connectors Balanced female XLR line mic level input Balanced female XLR line level input Dual Balanced male XLR full range line level out Balanced male XLR mix out Stereo RCA line level input Remote gain control Locking...

Page 28: ... Customer Service FAX 714 754 6173 World Wide Web qscaudio com E mail info qscaudio com service qscaudio com KW Series User Manual 04 12 10 2010 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 DMT Intrinsic Correction DEEP and GuardRail are all trademarks of QS...