background image

3

Warranty (USA only; other countries, see your dealer or distributor)

QSC Audio Products 3 Year Limited Warranty

QSC Audio Products, LLC (“QSC”) guarantees its products to be free from defective material and/or workmanship for a period of three (3) years from 
the date of sale and will replace defective parts and repair malfunctioning products under this warranty when the defect occurs under normal installa-
tion and use – provided the unit is returned to our factory or one of our authorized service stations via prepaid transportation with a copy of proof 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 warranty gives you specific legal rights. 
This limited warranty is freely transferable during the term of the warranty period.

Customer may have additional rights, which vary from state to state.

In the event that this product was manufactured for export and sale outside of the United States or its territories, then this limited warranty shall not 
apply. Removal of the serial number on this product, or purchase of this product from an unauthorized dealer will void this limited warranty.

Periodically, this warranty is updated. To obtain the most recent version of QSC’s warranty statement, please visit www.qscaudio.com.

Contact us at 800-854-4079 or visit our website at www.qscaudio.com.

FCC Statement

NOTE:

 This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the FCC Rules. 

These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses 
and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio 
communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful 
interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct 
the interference by one or more of the following measures:

• Reorient or relocate the receiving antenna.

• Increase the separation between the equipment and receiver.

• Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.

• Consult the dealer or an experienced radio/TV technician for help.

© Copyright 2009, QSC Audio Products, LLC. 
USA and Foreign Patents Pending. 
QSC® is a registered trademark of QSC Audio Products, LLC. 
“QSC” and the QSC logo are registered with the U.S. Patent and Trademark Office. 
All trademarks are the property of their respective owners.

Package Contents

K8, K10, K12

(1) Loudspeaker system

(1) Locking NEMA 5-15 power cable

(1) Locking CEE 7/4 power cable

(1) User Manual CD

(1) Wiring hookup diagram

KSub

(1) Subwoofer system

(1) Locking NEMA 5-15 power cable

(1) Locking CEE 7/4 power cable

(1) User Manual CD

(1) Wiring hookup diagram

(1) M20 threaded loudspeaker pole

Summary of Contents for K series

Page 1: ... 200 mm 2 way loudspeaker system K10 90 1000 W active 10 250 mm 2 way loudspeaker system K12 75 1000 W active 12 300 mm 2 way loudspeaker system KSub Dual 12 300 mm 1000 W active 4th order bandpass subwoofer system TD 000280 00 B TD 000280 00 B ...

Page 2: ...for the replacement of the obsolete outlet Do not cut off the grounding plug or use an adapter that breaks the grounding circuit This apparatus must be properly grounded for your safety 10 Protect the power cord from being walked on or pinched particularly plugs convenience receptacles and the point where they exit from the apparatus 11 The appliance coupler is the AC mains disconnect and should r...

Page 3: ...se visit www qscaudio com Contact us at 800 854 4079 or visit our website at www qscaudio com FCC Statement NOTE This equipment has been tested and found to comply with the limits for a Class B digital device pursuant to Part 15 of the FCC Rules These limits are designed to provide reasonable protection against harmful interference in a residential installation This equipment generates uses and ca...

Page 4: ... points 8 Tilt Direct dual angle pole socket 9 Slip resistant feet K10 1 ABS enclosure 2 Steel grille 3 Front power LED 4 Cast aluminum handles 5 Power module 6 M10 installation points 7 M5 yoke attachment points 8 Tilt Direct dual angle pole socket 9 Slip resistant feet 1 6 4 7 7 5 6 3 2 7 9 8 9 7 1 4 4 4 5 6 6 3 2 8 9 9 7 7 7 7 Features ...

Page 5: ...7 M5 yoke attachment points 8 Tilt Direct dual angle pole socket 9 Slip resistant feet KSub 1 Birch plywood enclosure 2 Front power LED 3 Acoustic port 4 Cast aluminum handles 5 Power module 6 M20 threaded pole receptacle 7 3 heavy duty casters 8 Slip resistant feet 1 4 4 4 5 6 6 3 2 8 9 9 9 7 7 7 7 7 1 4 4 5 6 3 2 8 7 7 ...

Page 6: ...0 and K12 also have features designed for various suspen sion methods They feature M10 threaded inserts for suspension with eyebolts There are also yoke accessories model numbers K8 YOKE K10 YOKE K12 YOKE for each model that can mount either to the sides of the cabinet or to the top and bottom These yokes allow for rigid mounting to structures and rotation of the speaker system Figure 3 For extra ...

Page 7: ...le mounted on a 35 mm diameter loudspeaker support pole When pole mounted to the KSub pole length must not exceed 28 5 inch 724 mm K12 The K12 was designed to sit on the floor stage subwoofer enclosure be suspended or be pole mounted on a 35 mm diameter loudspeaker support pole When pole mounted to the KSub pole length must not exceed 26 5 inch 673 mm KSub The KSub was designed to sit on the floor...

Page 8: ...10 KIT or an M10 forged shoulder eyebolt with a thread length no more than 0 8 inch 20 mm Contact QSC Technical Services department for complete information Cooling in Installed Applications This is a self powered loudspeaker containing an internal power amplifier that produces heat Allow a minimum of 6 152 mm clearance at cabinet back for convection cooling Keep anything that might restrict airfl...

Page 9: ...will extinguish and the blue POWER indicator LED will illuminate Rear LED POWER Indicator The blue LED POWER indicator on the rear panel will illuminate when the AC Power switch is in the ON position the unit is not in standby the AC mains power cord is connected properly and the AC mains are functioning properly The rear LED POWER indicator will extinguish when the AC Power switch is in the off p...

Page 10: ...ot illuminate the input is not receiving any signal or the level of the signal is significantly low Check all connections and the status of the device delivering the signal Channel B will accept Line Level input only by connecting a male XLR cable or a male 1 4 phone cable either TS or TRS type may be used Channel B will also accept mono or stereo Line Level input on a pair of RCA phono jacks Gain...

Page 11: ...is affects the amount of signal sent to the amplifier and then to the loudspeaker components The green SIGNAL LED will illuminate when signal is present regardless of the amount of gain as set by the Gain knob If the LED does not illuminate the input is not receiving any signal or the level of the signal is significantly low Check all connections and the status of the device delivering the signal ...

Page 12: ...still Line Level WARNING Do not connect the POST GAIN LINE OUTPUT of a K Series system to any INPUT of the SAME UNIT This output is designed to send signal to OTHER K Series units or to other audio equipment Failure to follow this warning may result in very unpleasant sounds produced at extremely high output volumes Output Connections KSub Both Channel A and Channel B have discrete direct outputs ...

Page 13: ...ng in a very musical acoustically transparent system DSP User Functions Low frequency EQ On the K8 K10 and K12 there are three low frequency settings From the factory the switch is set to NORM This means that the loudspeaker system is producing a normal low frequency signal through the woofer This is the standard setting for most applications Figure 7 When using one of the top boxes with a subwoof...

Page 14: ...wered down A small amount of voltage will continue to flow from the AC power source into the power supply of the K Series power module This voltage will keep the power supply and DSP awake to reduce turn on time when the system is brought out of standby The power up time of the amplifier is negligibly small and is shorter than the latency of the DSP so no signal will be cut off when the K Series s...

Page 15: ...m a single poten tiometer by connecting the pins of multiple K Series speakers together A relay or manual connection can be made between the pin and the pin to put the K Series system into standby mode after 5 minutes WARNING Do not put more than 5V or less than ground on the pin or else damage may occur Do not connect the pin directly to the pin Schematics of Proper Wiring for Gain Attenuator Whe...

Page 16: ...16 Applications Input Hookup Output Hookup ...

Page 17: ...17 Output Hookup OR ...

Page 18: ...18 Common Standalone Small System Mono Common Stereo System LEFT RIGHT ...

Page 19: ...ns 11 280 mm K8 Top Front Side 17 7 450 mm 10 6 269 mm 12 6 320 mm K10 Top Front Side 20 4 519 mm 11 8 300 mm 14 356 mm K12 Top Front Side 23 7 603 mm 14 356 mm Front Side 14 356 mm KSub Top 26 665 mm 28 1 714 mm ...

Page 20: ...andby 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 IEC power connector Dual balanced female XLR line level input Dual Balanced male XLR full range line level out Remote gain control Locking IEC power connector Cooling O...

Page 21: ...ty of their respective owners Patents may apply or be pending 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 7...

Reviews: