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QSC KC12 User Manual

QSC KC12 User Manual

Active 3-way column loudspeaker system
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KC12 User Manual
KC12 Active 3-way Column Loudspeaker System
WA-001007-01-B
*WA-001007-01*

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Summary of Contents for QSC KC12

  • Page 1 KC12 User Manual KC12 Active 3-way Column Loudspeaker System WA-001007-01-B *WA-001007-01*...
  • Page 2: Table Of Contents

    KC12 Deployment . . . . . . . . . . . . . . . . . . .
  • Page 3 KC12 connected to two microphones, BT playback source, and a recording out (Stereo) . . . . . . . . . . . . . .
  • Page 4: Explanation Of Symbols

    WARNING!: TO PREVENT FIRE OR ELECTRIC SHOCK, DO NOT EXPOSE THIS EQUIPMENT TO RAIN OR MOISTURE. WARNING!: While it is possible for one person to lift a KC12 loudspeaker, it is important to use proper lifting techniques. Suggested reading: OSHA Technical Manual on Back Disorders and Injuries.
  • Page 5: Regulatory Statements

    This equipment complies with FCC radiation exposure limits set forth for an uncontrolled environment. This equipment should be installed and operated with a minimum distance of 20 cm (7.9 in) between the radiator and your body. To access applicable FCC regulatory information on the equipment, navigate to Settings > Regulatory (see "KC12 Menu" on page 17).
  • Page 6: Brazil

    • Temperature range: -20 to 50°C • Software version: 1.0.57 or greater To access installed software or firmware information on the equipment, refer to "KC12 Menu" on page 17. Disposal: Do not dispose of this product with normal household waste at the end of its life cycle. Return it to a collection point for the recycling of electrical and electronic devices.
  • Page 7: Singapore

    Storage Temperature range: -20 C and +70 C, Relative Humidity range: 5 - 85% RH. RoHS Statements The KC12 loudspeaker are in compliance with European RoHS Directive. The KC12 loudspeaker are in compliance with “China RoHS” directives. The following table is provided for product use in China and its territories. These products 这些产品...
  • Page 8: Introduction

    Simple and rapid to deploy, the elegant KC12, available in black and white, is ideal for solo entertainers, musicians and bands, mobile entertainers and DJs, AV productions and static installations.
  • Page 9: What's In The Box

    Package 1 Contents (1) KC12S Column (1) Locking AC Power cord System Subwoofer (1) White QSC Logo (1) QSC Limited Warranty Decal TD-000453 (1) KC12 Quick Start (1) Powered Loudspeaker Guide Safety Sheet TD-001628 TD-000337 Package 2 Contents (1) KC12T Column...
  • Page 10: Kc12 Features

    KC12 Features KC12S Left Side Front Rear Bottom — Figure 1 — Front power LED 2. Rear panel 3. Back bumpers 4. Carrying handles 5. Column system pole connector 6. Slip-resistant feet - four on the bottom...
  • Page 11: Kc12T

    KC12T Front Back Right Side — Figure 2 — Column system pole connector KC-SP32 Front Right Side — Figure 3 — Column system pole connector (receiver) 2. Column system pole connector (coupler)
  • Page 12: Kc12 Deployment

    “Sub Only” mode in the menu. (See "Menu Listing" on page 18 for more information.) CAUTION!: The KC12 should not be used in any kind of flown or horizontal configuration. Potential damage to the unit, or personal injury may occur.
  • Page 13: Disassembly

    Use one hand to hold the KC-SP32 in place, and another to lift the KC12T top box loudspeaker out from the coupler receiver. It may be necessary to lightly wiggle. a. Place the KC12T top box loudspeaker into the provided KC12-TOTE, with the KC12T grille facing towards the center of the tote, and the pole section of the top box resting against the angled foam spacer.
  • Page 14: Deployment And Coverage

    Power Off Sequence: Turn off KC12 Active Column Loudspeaker Systems, then turn off all source devices. Any device being driven from the output of a KC12 via the THRU or ASSIGN OUTPUT should be turned off before the KC12 feeding it signal is powered off.
  • Page 15: Inputs

    Inputs Input A a. SIG LED – When illuminated green, it indicates a signal is present. When illuminated red, it indicates that the A/D converter is being clipped, and gain should be reduced until no longer flashing red. If this LED is not illuminated, the input signal is missing or too low to detect.
  • Page 16: Input C

    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 KC12 system is brought out of standby.
  • Page 17: Ac Mains

    However, the latching system will only function with a V-LOCK power cord available from QSC, LLC. The KC12 is fed by a universal power supply. This power supply is capable of operating the system with input AC power voltages ranging from 100 - 240 VAC at 50 - 60 Hz.
  • Page 18: Navigation Example

    Navigation Example To select a Preset: Turn the Selector knob (4) clockwise to highlight the desired PRESET line. 2. Press the Enter button (3) to access the PRESET submenu. 3. Turn the Selector knob (4) clockwise or counterclockwise as needed to highlight the PRESET you wish to recall. 4.
  • Page 19 • -1 to OFF – Allows the user to lower or turn off the subwoofer entirely if the application requires less low-frequency support. • SUB ONLY – For use in subwoofer-only applications. This feature mutes the top box channel of the KC12 amplifier, so even with a top-box plugged in, there will be no sound produced from the top box.
  • Page 20 Bluetooth Stereo signal or sum the stereo channels to MONO (default). • SYNC TONE – When Bluetooth is paired to or unpaired from a host device or when a KC12 is connected to additional KC12 loudspeakers for True Wireless Stereo or Multicast pairing, the KC12 will play a sync tone to notify the user of a change in status.
  • Page 21: Factory Reset

    • A+B+C – Channels A+B+C are sent from the output, but not Bluetooth, POST-DSP • B-THRU – Channel B input signal is sent through, bypassing PRESETS and DSP • EXT SUB – Applies system delay to time-align an external subwoofer that is immediately adjacent to the KC12 (<1ms), allowing for optimal coupling.
  • Page 22: Using Bluetooth

    ◦ Step 2 – From the KC12 Bluetooth page of the first loudspeaker that is paired to the host device, use the Selector Knob to navigate to the field next to MULTI and press the ENTER button to confirm Multicast linking mode.
  • Page 23: Block Diagram

    Block Diagram Signal Input A DSP Block (Balanced) Factory Preset Thru Hi-Z Reverb Signal HF/MF +48V Input B (Balanced) Factory User EQ System Delay Contours X-Over Preset 4-bands Voicing Limiting Signal (Stereo) Output Bluetooth Mix Out/B Thru — Figure 14 —...
  • Page 24: Hook Up Diagrams

    Hook Up Diagrams KC12 connected to a DJ/FOH Mixer (Stereo) — Figure 15 — KC12 connected to guitar/keyboard and microphone with self-monitoring (Mono) HI-Z — Figure 16 —...
  • Page 25: Kc12 Connected To Two Microphones, Bt Playback Source, And A Recording Out (Stereo)

    KC12 connected to two microphones, BT playback source, and a recording out (Stereo) — Figure 17 — KC12 connected with second KC12 as delay fill (Daisy Chained) — Figure 18 —...
  • Page 26: Kc12 With External Subwoofer

    KC12 with external subwoofer — Figure 19 —...
  • Page 27: Kc12 Specifications

    KC12 Specifications 89.4 in. 63.6 in. (2270 mm) (1615 mm) 57.6 in. 31.8 in. (1463 mm) (808 mm) 25.8 in. 25.8 in. (655 mm) (655 mm) 14 in. 18 in. 14 in. 18 in. (357 mm) (455 mm) (357 mm)
  • Page 28: Knowledge Base

    Create support cases. support.qsc.com Customer Support Refer to the Contact Us page on the QSC website for Technical Support and Customer Care, including their phone numbers and hours of operation. qsc.com/contact-us/...