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L-Acoustics A10 Owner's Manual

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Summary of Contents for L-Acoustics A10

  • Page 1 owner's manual (EN)
  • Page 2 Document reference: A10 owner's manual (EN) version 1.1 Distribution date: January 6, 2020 © 2020 L-Acoustics. All rights reserved. No part of this publication may be reproduced or transmitted in any form or by any means without the express written consent of the publisher.

  • Page 3: Table Of Contents

    Connection to LA amplied controllers...................... 19 Rigging system description..........................20 A10 system rigging..........................20 Enclosures.............................. 22 A10 Wide/Focus.......................... 22 KS21............................23 Rigging elements for own A10 arrays..................... 24 A10-BUMP............................24 A10-RIGBAR..........................26 A10-LIFT............................28 Rigging elements for own KS21 arrays....................30 A15-BUMP............................30 A15-RIGBAR..........................
  • Page 4 Attaching K2-JACK stabilizers to KS21-CHARIOT................94 Pole-mounting............................97 Corrective maintenance............................. 99 A10 Focus............................. 99 A10 Wide............................108 KS21..............................117 Specications..............................122 APPENDIX A: Authorized congurations with A10-LIFT..................139 APPENDIX B: Installing the LAP-TEQ inclinometer on A10-BUMP................141 APPENDIX C: Recommendation for speaker cables.................... 142...

  • Page 5: Safety

    Respect the Working Load Limit (WLL) of third party equipment. L-Acoustics is not responsible for any rigging equipment and accessories provided by third party manufacturers. Verify that the Working Load Limit (WLL) of the suspension points, chain hoists and all additional hardware rigging accessories is respected.
  • Page 6 This system is intended for use by trained personnel for professional applications. As part of a continuous evolution of techniques and standards, L-Acoustics reserves the right to change the specications of its products and the content of its documents without prior notice.

  • Page 7: Introduction

    The dedicated KS21 subwoofer can be groundstacked or own with A10 products to reinforce contour and extend bandwidth to 31 Hz. The A10 family is a highly scalable system that can do it all – delivering concert level performance as mains for a variety of applications or supplementing a larger L-Acoustics solution as lls or delays.

  • Page 8: How To Use This Manual

    Introduction How to use this manual The A10 owner's manual is intended for all actors involved in the system design, implementation, preventive and corrective maintenance of the A10 system. It must be used as follows: 1. Read the technical description for an overview of all system elements, their features, and their compatibilities.

  • Page 9: System Components

    Rigging element for horizontal deployment of A10 A10-RIGBAR Rigging bar and pullback for A10 A-TILT Rigging element for stacking A15 and A10 onto KS21 A15-BUMP Flying frame for vertical deployment of A15 and KS21 A15-RIGBAR Rigging bar and pullback for A15 and KS21...

  • Page 10: Loudspeaker Cables

    0.7 m / 5 m / 10 m / 25 m CH(1) CH(2) SP.7 / SP5 / SP10 / SP25 SP-Y1 SPK1 SPK2 0.7 m / 10 m / 25 m SPK3 SPK4 DO.7 / DO10 / DO25 DOSUB-LA8 A10 owner's manual (EN) version 1.1...

  • Page 11: Rigging Elements

    System components Rigging elements A10-BUMP A10-LIFT A10-RIGBAR A15-BUMP A15-RIGBAR A-TILT KS21-OUTRIG A-MOUNT KS21-CHARIOT K2-JACK X-BAR CLAMP250 LA-SLING2T KS21- KS21-PLA KS21-COV CHARIOTCOV A10 owner's manual (EN) version 1.1...

  • Page 12: Electro-Acoustical Description

    Electro-acoustical description Adjustable ns A10 Focus and A10 Wide feature L-Fins to adjust the waveguide directivity to one of four settings: 110° / 70° symmetric or 90° asymmetric (35°/55° or 55°/35°). The same [A10] preset drives all directivity settings of both enclosures.
  • Page 13 Electro-acoustical description 70° setting Set the ns in the 35° position to provide the system with a 2 dB on-axis gain (> 2 kHz). 90° settings 3 5 ° A10 owner's manual (EN) version 1.1...

  • Page 14: Directivity

    Electro-acoustical description Mixed settings Directivity A10 Focus A10 Focus generates an enclosure directivity pattern of 10° and a waveguide directivity pattern of 70° / 110° symmetric or 90° asymmetric depending on the ns settings. 1 000 10 000 Frequency (Hz) Dispersion angle diagram of one upright A10 Focus, using lines of equal sound pressure at -3 dB, -6 dB, -12 dB.
  • Page 15 -3 dB, -6 dB, -12 dB. A10 Wide A10 Wide generates an enclosure directivity pattern of 30° and a waveguide directivity pattern of 70° / 110° symmetric or 90° asymmetric depending on the ns settings.

  • Page 16: Symmetrical ConGurations

    Dispersion angle diagram of one A10 Wide with 70° ns setting, using lines of equal sound pressure at -3 dB, -6 dB, -12 dB. Symmetrical congurations The A10 rigging system is designed to enable a completely symmetrical setup for stereo applications. A10 owner's manual (EN) version 1.1...

  • Page 17: Preset Description

    0 ms OUT 4 IN A 0 dB 0 ms [KS21_100_C] [KS21_100_Cx] loudspeaker elements outputs channels routing gain delay polarity mute OUT 1 IN A 0 dB 0 ms OUT 2 OUT 3 OUT 4 A10 owner's manual (EN) version 1.1...

  • Page 18: Connectors

    SpeakON connectors can be used interchangeably as IN or LINK connector. A10 Focus A10 Wide 2 × 4-point speakON 2 × 4-point speakON Internal pinout for L-Acoustics 2-way passive enclosures speakON points Transducer connectors + Not linked Not linked KS21 2 ×...

  • Page 19: Connection To La AmpliEd Controllers

    3 / 12 KS21 1 / 4 2 / 8 2 / 6 Cabling schemes for A10 Wide/Focus / KS21 Refer to the cabling schemes to connect the enclosures to different types of output connectors. One-channel speakON output 1+/1- Two-channel speakON output...

  • Page 20: Rigging System Description

    Rigging system description Rigging system description A10 system rigging A10 Wide/Focus and KS21 feature the same rigging system consisting of two elements: • A rotating rigging arm. • A spring-loaded pin. Push and slide to unlock the spring-loaded pin. The rigging elements are tted with yellow safety labels that are visible when they are not safely locked.
  • Page 21 Each enclosure displays two ground runners on the bottom and two matching tracks on the top. Eight corner stops protect the side panels during handling. The logo on the enclosure front can be rotated to adapt to every conguration. A10 owner's manual (EN) version 1.1...

  • Page 22: Enclosures

    Rigging system description Enclosures A10 Wide/Focus A10 Wide/Focus feature two lodgings to create radial arrays with A10-LIFT (p.28). A DIN580-compatible M8 threaded insert is available to implement a secondary safety. Two sets of two lodgings and one insert provide further options for ying, stacking or pole-mounting a single enclosure or...

  • Page 23: Ks21

    Use a 35 mm diameter pole The pole can be non-threaded or with M20 thread. Use an adapter for poles with other dimensions, for example the 21329 adapter by K&M, available on www.k ‑ m.de/en. A10 owner's manual (EN) version 1.1...

  • Page 24: Rigging Elements For Own A10 Arrays

    A10-BUMP A10-BUMP is a reversible rigging frame for ying vertical arrays of A10 Wide/Focus. A10-BUMP is equipped with rotating rigging arms and ball-locking pins, to match the rigging systems of A10 Wide/ Focus on either side. A10 owner's manual (EN) version 1.1...
  • Page 25 9 10 11 12 13 14 9 10 11 12 13 14 A10-BUMP can be used as the main lifting accessory for ying vertical arrays of A10 Wide/Focus with one or two lifting points. A10 owner's manual (EN) version 1.1...

  • Page 26: A10-Rigbar

    (p.141). A10-RIGBAR A10-RIGBAR is a reversible rigging bar. It can be used as a pullback or for ying vertical arrays of up to four A10 Wide/Focus. A10-RIGBAR is equipped with rotating rigging arms and ball-locking pins, to match the rigging systems of A10 Wide/ Focus on either side.
  • Page 27 The rigging arms are tted with yellow safety labels, that are visible when the rigging arm is not in use. Secured at the bottom of the array, A10-RIGBAR can be used as a pullback either with A10-BUMP or another A10- RIGBAR as the main lifting accessory.

  • Page 28: A10-Lift

    A10-LIFT A10-LIFT is a rigging element designed to y a radial array of up to three A10 Wide/Focus. A10-LIFT features two studs that match the lodgings at the front and rear of the enclosure. studs A10 owner's manual (EN) version 1.1...
  • Page 29 Rigging system description Additional safety with A10-LIFT On each enclosure on which A10-LIFT is secured, secure a DIN580 eye bolt to the dedicated insert to implement a secondary safety. Use a shackle and a steel wire rope. Make sure the steel rope is as tensed as possible without bearing the load.

  • Page 30: Rigging Elements For Own Ks21 Arrays

    13 holes are available for site angle adjustment. They are compatible with Ø12 mm shackles WLL 1 t (two provided) and CLAMP250. A10-LIFT pickup point Select the same pickup point on each A10-LIFT within an array of up to 6 enclosures. For larger arrays, refer to Radial arrays of 7 enclosures and more (p.140).
  • Page 31 9 10 11 12 13 14 15 16 FRONT 9 10 11 12 13 14 15 16 A15-BUMP can be used as the main lifting accessory for ying vertical arrays of KS21 with one or two lifting points. A10 owner's manual (EN) version 1.1...

  • Page 32: A15-Rigbar

    A15-RIGBAR is equipped with rotating rigging arms and ball-locking pins, to match the rigging systems of KS21 on either side. The rigging arms are tted with yellow safety labels, that are visible when the rigging arm is not in use. A10 owner's manual (EN) version 1.1...
  • Page 33 The pickup points are compatible with Ø12 mm shackles WLL 1 t (two provided) and CLAMP250. When using A15-RIGBAR as the main lifting accessory, always implement a secondary safety using available holes. One pickup point safety points pickup point Two pickup points pickup points safety point A10 owner's manual (EN) version 1.1...

  • Page 34: Rigging Elements For Stacked Arrays

    Rigging system description Rigging elements for stacked arrays A-TILT A-TILT is a site angle adjustment accessory that interfaces between KS21 and A10 Wide/Focus in a stacked array. It is used in combination with two KS21-OUTRIG under KS21 to ensure stability.
  • Page 35 The label displays the opening angle of the accessory and not the site angle of the enclosure. Refer to Stacking A10 Wide/Focus on KS21 with A-TILT (p.88) for the list of realized site angles. Four Ø11 mm holes are available to secure the assembly to the oor. ⌀11 mm hole (x4) A10 owner's manual (EN) version 1.1...

  • Page 36: Ks21-Outrig

    KS21-OUTRIG is a set of two stability bars for KS21. Secure KS21-OUTRIG at the bottom of a KS21 array to improve the stability of the array. The use of KS21-OUTRIG is mandatory when A10 Wide/Focus are stacked on top of KS21.

  • Page 37: K2-Jack

    K2-JACK is a set of two bars and four feet with screw jacks and hand wheels. K2-JACK can be tted onto KS21- CHARIOT (p.42) to improve stability or correct oor discrepancies. During transportation, make sure the bolts are tightened. hand wheels locking handles bolts (x4) feet with screw jacks storage position position in use A10 owner's manual (EN) version 1.1...
  • Page 38 Rigging system description A10 owner's manual (EN) version 1.1...

  • Page 39: Rigging Elements For A Single Enclosure

    Rigging elements for a single enclosure A-MOUNT A-MOUNT is a 35 mm (1-3/8") pole-mount adapter for a single A10 Wide/Focus. A-MOUNT is secured to the enclosure with a threaded knob and tightened onto the pole with a wedge clamp. Two locating pins match the lodgings on the enclosure.

  • Page 40: X-Bar

    (p.97) for the list of realized site angles. X-BAR X-BAR is a rigging bar for ying A10 Wide/Focus. The rigging system consists of a threaded axis with a cam lever. X-BAR is secured to the dedicated inserts on the enclosure, in front or rear extension position.
  • Page 41 Rigging system description Five angulation holes are available. X-BAR is compatible with a Ø12 mm shackle WLL 1 t (provided) and with CLAMP250. A10 owner's manual (EN) version 1.1...

  • Page 42: Storage And Handling Elements

    KS21-CHARIOT is a chariot designed to transport a stack of up to three KS21. It features two rigging arms to secure the lower KS21. KS21-CHARIOT is intended for use only with L-Acoustics KS21. Use with other equipment may result in instability causing injury.

  • Page 43: Ks21-Pla

    KS21-PLA KS21-PLA is a dolly board that can be secured to the front of a KS21 with two spring-loaded pins. KS21-PLA is intended for use only with L-Acoustics KS21. Use with other equipment may result in instability causing injury. Multiple KS21-PLA can be stacked for storage.

  • Page 44: Ks21-Cov And Ks21-Chariotcov

    To t a stack of two KS21, KS21-CHARIOTCOV must be folded inwards and secured with the integrated velcro straps. the logo must be on the front face foldable flaps to access the connectors velcro straps (inside) KS21-COV KS21-CHARIOTCOV A10 owner's manual (EN) version 1.1...

  • Page 45: Mechanical Safety

    Mechanical safety Mechanical safety Flown congurations The A10 rigging system complies with 2006/42/EC: Machinery Directive. It has been designed following the guidelines of BGV-C1. 2006/42/EC: Machinery Directive species a safety factor of 4 against the rupture. The own deployments described in this manual achieve a safety factor of 4 or more.
  • Page 46 A-MOUNT A10 Wide/Focus on KS21 conguration rigging accessory safe limit maximum limit Stacked on subwoofer with 4 (including KS21) 4 A10 Wide/Focus A-TILT + KS21-OUTRIG angle adjustment or KS21-CHARIOT with K2-JACK 4 KS21 Assessing mechanical safety Mechanical safety of the rigging system Before any installation, always model the system in Soundvision and check the Mechanical Data section for any stress warning or stability warning.

  • Page 47: Loudspeaker ConGurations

    In this conguration the system operates over the nominal bandwidth of the enclosures. The [A10] preset delivers a reference frequency response in medium throw applications. The A10 Wide/Focus enclosures are driven by the LA4X / LA8 / LA12X amplied controllers. Preset...

  • Page 48: With Low-Frequency Element

    A10 Wide/Focus line source with low-frequency element In this conguration, the bandwidth of the A10 system is extended down to 31 Hz and the LF contour is reinforced. The [KS21_100] preset provides KS21 with an upper frequency limit at 100 Hz.

  • Page 49: A10 Wide/Focus Line Source Element

    Loudspeaker congurations A10 Wide/Focus line source element A single A10 Wide/Focus can be used as a line source element. In this conguration, the system operates over the nominal bandwidth of the enclosure. The [A10_FI] preset delivers a reference frequency response in short throw applications.

  • Page 50: With Low-Frequency Element

    The [A10_FI] preset delivers a reference frequency response in short throw applications. The [KS21_100] preset provides KS21 with an upper frequency limit at 100 Hz. The A10 Wide/Focus and KS21 enclosures are driven by the LA4X / LA8 / LA12X amplied controllers. Enclosure...

  • Page 51: Inspection And Preventive Maintenance

    (p.52) to identify critical parts of the system and apply the specic checks described in the Inspection references (p.59). Do the Rigging check (p.64). If any parts are damaged, contact your L-Acoustics representative for further instructions. Acoustics Perform the Enclosure check (p.66). Perform the Listening test (p.68) to detect any degradation in sound quality.

  • Page 52: Rigging Part Inspection

    5. Check the moving parts. Make sure that the mechanism engages correctly. What to do next If a problem is detected, perform the authorized maintenance operations or contact your L-Acoustics representative. Mechanical system overview Critical parts of the lifting chains are highlighted.
  • Page 53 Inspection and preventive maintenance A10 Wide/Focus array with A10-BUMP Shackles (p.59) the yellow label is present the rigging arm can rotate freely Ball-locking pins (p.60) Rigging check (p.64) Runners and corner stops (p.62) A10 owner's manual (EN) version 1.1...
  • Page 54 Inspection and preventive maintenance A10 Wide/Focus array with A10-RIGBAR Shackles (p.59) Ball-locking pins (p.60) Rigging check (p.64) Runners and corner stops (p.62) A10 owner's manual (EN) version 1.1...
  • Page 55 Runners and corner stops (p.62) A10 Wide/Focus with X-BAR and CLAMP250 the wing knobs can be tightened and loosened by hand pull up the lever and release it: all screws are tightened...
  • Page 56 Inspection and preventive maintenance KS21 array with A15-RIGBAR Shackles (p.59) Ball-locking pins (p.60) Rigging check (p.64) Runners and corner stops (p.62) A10 owner's manual (EN) version 1.1...
  • Page 57 Inspection and preventive maintenance A10 Wide/Focus and A-MOUNT pole-mounted on KS21 the bottom inserts are not damaged all screws are tightened the angle axis is not bent Threaded knobs (p.63) make sure that either the locking cotter pin or the knob is present Make sure the pole is compatible with the KS21 pole socket.
  • Page 58 Inspection and preventive maintenance A10 Wide/Focus stacked on A-TILT and KS21 with KS21-OUTRIG Rigging check (p.64) the bottom inserts are not Runners and corner stops damaged (p.62) all screws are tightened Threaded knobs (p.63) Ball-locking pins (p.60) Runners and corner stops (p.62)

  • Page 59: Inspection References

    Inspection and preventive maintenance Inspection references Shackles Drive the shackle axis in its lodging. Make sure that the end is ush with the shackle. Related tasks Rigging part inspection (p.52) A10 owner's manual (EN) version 1.1...
  • Page 60 Inspection and preventive maintenance Ball-locking pins • Tethers are intact and safely secured. • Test the ball-locking mechanism (see Moving parts (p.61)). Reference pictures A15-BUMP A10-BUMP A10-LIFT A15-RIGBAR A10-RIGBAR A-TILT A10 owner's manual (EN) version 1.1...
  • Page 61 The pin must remain inside the hole. If the pin is inserted in two plates, the ball must pass through both plates and lock the pin in place. If the check fails, immediately withdraw the product from use and contact L-Acoustics. Related tasks Rigging part inspection (p.52)
  • Page 62 • Screws are tightened. Reference pictures KS21 ground runner KS21 corner stop A10 Wide/Focus ground runner A10 Wide/Focus corner stop A-TILT runner KS21-OUTRIG runner Contact your L-Acoustics representative for repair instructions. Related tasks Rigging part inspection (p.52) A10 owner's manual (EN) version 1.1...
  • Page 63 • Pole-mount socket is not damaged or bent. • Screws are tightened. • Socket plug is present. Reference pictures KS21 pole-mount socket Contact your L-Acoustics representative for repair instructions. Related tasks Rigging part inspection (p.52) Threaded knobs • Head part does not have cracks.

  • Page 64: Rigging Check

    Inspection and preventive maintenance Rigging check About this task The procedure is described with two A10 Wide/Focus but can be executed identically with two KS21. Procedure 1. Secure one A10 Wide/Focus on top of another one. Push and slide to unlock the spring-loaded pin.
  • Page 65 Inspection and preventive maintenance 2. Hold the top enclosure by the handles and shake the assembly. The two enclosures remain attached. 3. Unlock the rigging system on both sides. 4. Switch the enclosures and repeat the procedure. A10 owner's manual (EN) version 1.1...

  • Page 66: Acoustical Check

    6. Press the OK key or the encoder wheel to launch the ENCLOSURE CHECK. The amplied controller generates short sinusoidal signals simultaneously for each connected output. The amplied controller displays the results for each output. A10 owner's manual (EN) version 1.1...
  • Page 67 • a percentage of variation from the expected range (found in NOK and UNDEF results) • the number of operational transducers out of the total Low variations from the expected range are acceptable: displayed percentage can be different from 0 and all transducers considered operational. A10 owner's manual (EN) version 1.1...
  • Page 68 4. Carefully clean the speaker with a dry cloth. 5. Perform the reassembly procedure. Replace the speaker gasket and the screws. Apply the recommended torque. 6. Repeat the listening test. If the problem persists, replace the speaker. A10 owner's manual (EN) version 1.1...
  • Page 69 3. Clean the air gap thoroughly. Use double-face adhesive tape to remove any particles. 4. Perform the diaphragm reassembly procedure. Apply the recommended torque. 5. Repeat the listening test. If the problem persists, replace the driver. A10 owner's manual (EN) version 1.1...

  • Page 70: Rigging Procedures

    Secondary safety Use available holes on the rigging accessories to implement a secondary safety. A10 Wide/Focus array Procedure 1. Stack up to three enclosures. Connect each enclosure on both sides before adding the new one. A10 owner's manual (EN) version 1.1...
  • Page 71 Rigging procedures 2. Secure A10-BUMP or A10-RIGBAR on top of the array. A10-BUMP A10-RIGBAR Connect A10-BUMP to the top enclosure on both sides. Connect A10-RIGBAR to the top enclosure on both sides. CLICK! CLICK! Final check Visually check that no yellow labels are visible.
  • Page 72 4. One by one, secure additional enclosures under the array. Connect each enclosure on both sides before adding the next one. Final check Visually check that no yellow labels are visible. Manually check that all linking points are secured. A10 owner's manual (EN) version 1.1...
  • Page 73 Connect each enclosure on both sides before adding the new one. 2. Secure A15-BUMP or A15-RIGBAR on top of the array. A15-BUMP A15-RIGBAR Connect A15-BUMP to the top KS21 on both sides. Connect A15-RIGBAR to the top KS21 on both sides. CLICK! CLICK! A10 owner's manual (EN) version 1.1...
  • Page 74 4. Add additional enclosures under the array. a) Lower the array onto a KS21 or a stack of KS21 on KS21-CHARIOT. Align the runners and the tracks. b) Connect the enclosures on both sides. c) Unlock the KS21-CHARIOT rigging arms. A10 owner's manual (EN) version 1.1...
  • Page 75 Visually check that no yellow labels are visible. Manually check that all linking points are secured. 5. Raise the array. Disassembly Removing a stack of KS21 Procedure 1. Position a KS21-CHARIOT under the array. A10 owner's manual (EN) version 1.1...
  • Page 76 4. Disconnect a stack from the array on both sides. Make sure both linking points are disconnected before lifting the array. 5. Lift the assembly and put the stack aside. 6. Repeat the procedure. A10 owner's manual (EN) version 1.1...

  • Page 77: Adding A Pullback With A10-Bump/A10-Rigbar

    1. Prepare a vertical array as described in A10 Wide/Focus array (p.70). 2. Raise the array until the bottom enclosure is accessible. 3. Secure A10-BUMP or A10-RIGBAR under the array. A10-BUMP A10-RIGBAR Connect A10-BUMP to the bottom enclosure on both Connect A10-RIGBAR to the bottom enclosure on both sides.
  • Page 78 Visually check that no yellow labels are visible. Manually check that all linking points are secured. 4. Secure a shackle to A10-RIGBAR or to pickup point R on A10-BUMP and lift it with an additional motor. A10 owner's manual (EN) version 1.1...

  • Page 79: Flying A Radial Array With A10-Lift

    Verify that no unattached items remain on the product or assembly. Additional safety with A10-LIFT On each enclosure on which A10-LIFT is secured, secure a DIN580 eye bolt to the dedicated insert to implement a secondary safety. Use a shackle and a steel wire rope. Make sure the steel rope is as tensed as possible without bearing the load.
  • Page 80 (p.83). 2. Connect the enclosures at the top. Pull the enclosures together to align the rigging. Final check Visually check that no yellow labels are visible. Manually check that all linking points are secured. A10 owner's manual (EN) version 1.1...
  • Page 81 Rigging procedures 3. Secure the A10-LIFT bars on the array. a) Disconnect the ball-locking pin at the rear of A10-LIFT. b) Insert the stub at the front of the enclosure. c) Insert the stub at the rear and secure the ball-locking pin.
  • Page 82 7. Lower the array to select the desired pickup points. A10-LIFT pickup point Select the same pickup point on each A10-LIFT within an array of up to 6 enclosures. For larger arrays, refer to Radial arrays of 7 enclosures and more (p.140).
  • Page 83 Make sure all unused rigging arms are in storage position. 2. Position the enclosure blocks upright (logo on top) in two steps. Tilt the enclosures on the rear. Tilt the enclosures upright. 3. Proceed as described in Assembly (p.80). A10 owner's manual (EN) version 1.1...
  • Page 84 Rigging procedures Disassembly Procedure 1. Lower the array to the ground. 2. On each A10-LIFT, move the shackle to the setup point (hole 8). setup point FRONT 9 10 11 12 13 Make sure the pickup points are on hole 8 before lifting the array.

  • Page 85: Flying A Single Enclosure With X-Bar

    11.2° -11.1° 18.2° -7.7° -0.9° 0.1° 5.2° 4.4° -9.9° 10.6° -7° 17° -20.6° 21.1° -19.7° 28.5° -30.8° 31.6° -32° 39.4° Assembly Procedure 1. Drive the X-BAR in the insert. A10 owner's manual (EN) version 1.1...
  • Page 86 2. Rotate the X-BAR until perpendicular to the front grill. Use the lodgings as reference points. 3. Tighten the X-BAR. a) Lift the lever and rotate it counter-clockwise, release the lever and rotate it clockwise. Repeat until the X-BAR is tightly secured. A10 owner's manual (EN) version 1.1...
  • Page 87 Rigging procedures b) Finally, store the lever on the right. 4. Select the site angle and secure a shackle or CLAMP250. A10 owner's manual (EN) version 1.1...

  • Page 88: Stacking

    Rigging procedures Stacking Stacking A10 Wide/Focus on KS21 with A-TILT Type of deployment stacked array Rigging accessory A-TILT KS21-OUTRIG Min number of operators Risk of falling objects Verify that no unattached items remain on the product or assembly. Do not use A-TILT in a own array.
  • Page 89 Connect each enclosure on both sides before adding the new one. 3. Select the widest opening position on A-TILT (25°). 4. Place A-TILT on A10 Wide/Focus, using the locating pins for positioning. Consider the nal position of the enclosure. A10 owner's manual (EN) version 1.1...
  • Page 90 Rigging procedures 5. Secure A-TILT to the enclosure with the enclosure knob. 6. Place the assembly on KS21. 7. Adjust the position of A-TILT and secure the subwoofer knob inside the pole-mounting socket. A10 owner's manual (EN) version 1.1...
  • Page 91 Insert the angle pins in the selected opening angle on both sides. 20° 9. Optionally, secure additional enclosures on top of the assembly. Final check Visually check that no yellow labels are visible. Manually check that all linking points are secured. A10 owner's manual (EN) version 1.1...

  • Page 92: Stacking Ks21 On Ks21-Chariot

    Risk of falling objects Verify that no unattached items remain on the product or assembly. Assembly Procedure 1. Engage both brakes on KS21-CHARIOT. 2. Place KS21 on KS21-CHARIOT and connect the two elements on both sides. A10 owner's manual (EN) version 1.1...
  • Page 93 Visually check that no yellow labels are visible. Manually check that all linking points are secured. 5. Disengage the brakes and position the stack at its nal position. 6. Block the stack using both brakes. A10 owner's manual (EN) version 1.1...

  • Page 94: Attaching K2-Jack Stabilizers To Ks21-Chariot

    Min number of operators Assembly Procedure 1. Attach the K2-JACK bars to KS21-CHARIOT on each side. a) Open the locking handles to insert the studs. b) Raise and turn the locking handles to secure the bars. A10 owner's manual (EN) version 1.1...
  • Page 95 Insert the feet at both ends of the bar. Pivot the central part so that it comes in contact with the bar. Lock the feet in position by giving a quarter-turn to the locking system. A10 owner's manual (EN) version 1.1...
  • Page 96 Rigging procedures 4. Rotate the wheels clockwise to raise the array. Stop raising the stack as soon as the wheels get off the ground. A10 owner's manual (EN) version 1.1...

  • Page 97: Pole-Mounting

    1. Place A-MOUNT on the enclosure, using the locating pins for positioning. Consider the nal position of the enclosure. 2. Remove the angle axis and secure A-MOUNT to the enclosure with the threaded knob. A10 owner's manual (EN) version 1.1...
  • Page 98 Rigging procedures 3. Select the site angle and insert the axis in the corresponding hole. -5° 4. Mount the assembly on a pole and tighten the wedge clamp by hand. A10 owner's manual (EN) version 1.1...

  • Page 99: Corrective Maintenance

    HF driver (p.105) • HF diaphragm (p.106) For advanced maintenance, contact your L-Acoustics representative. A10 Focus exploded view In order to operate, follow the order outlined here. Each assembly refers to the corresponding D/R procedure and the necessary repair kit. GRILL...
  • Page 100 KR loudspeaker 10'' A10 FOCUS/WIDE ×2 S100202 M6×30 Torx Exploded view For safety reasons, always use the new screws and spare parts provided in the KR. If no new screws are available, use blue threadlocker. A10 owner's manual (EN) version 1.1...
  • Page 101 If no new screws are available, use blue threadlocker. Use a at tool made of smooth plastic to avoid scratching the ns. With the at tool, unhook the n clips one by one. 3 N.m A10 owner's manual (EN) version 1.1...
  • Page 102 Grill removed. Grill (p.100). Fin removed. (p.101). Exploded view For safety reasons, always use the new screws and spare parts provided in the KR. If no new screws are available, use blue threadlocker. 3 N.m A10 owner's manual (EN) version 1.1...
  • Page 103 Corrective maintenance If the speaker gasket is damaged, remove and replace it. What to do next Perform the Acoustical check (p.66) procedures. A10 owner's manual (EN) version 1.1...
  • Page 104 D/R - Connector plate Tools • torque screwdriver • T25 Torx bit • at tool Repair kits G03508 - KR diaphragm A10 FOCUS/WIDE or G03506 - KR compression driver A10 FOCUS/WIDE ×6 S100086 M5×16 Torx Exploded view For safety reasons, always use the new screws and spare parts provided in the KR.
  • Page 105 ×1 ×2 G100427 S100094 1.4" HF driver assembly - 8 Ω M6×20 Torx * The screws and fasteners are also provided in the G03508 (KR diaphragm A10 FOCUS/WIDE ). Prerequisite Connector plate removed. Connector plate (p.104). Exploded view For safety reasons, always use the new screws and spare parts provided in the KR.
  • Page 106 Use the T20 Torx bit. 2. Remove the cover. 3. Carefully remove the diaphragm. 4. If there are shims on the dome, carefully remove them. Take note of how many and what kind of shims are present. A10 owner's manual (EN) version 1.1...
  • Page 107 Gradually tighten the screws following a star pattern. 5. Secure the cover using four S18085 screws. Use the T20 Torx bit. Set the torque to 3.5 Nm. What to do next Perform the Acoustical check (p.66) procedures. A10 owner's manual (EN) version 1.1...

  • Page 108: A10 Wide

    HF driver (p.114) • HF diaphragm (p.115) For advanced maintenance, contact your L-Acoustics representative. A10 Wide exploded view In order to operate, follow the order outlined here. Each assembly refers to the corresponding D/R procedure and the necessary repair kit. GRILL...
  • Page 109 KR loudspeaker 10'' A10 FOCUS/WIDE ×2 S100202 M6×30 Torx Exploded view For safety reasons, always use the new screws and spare parts provided in the KR. If no new screws are available, use blue threadlocker. A10 owner's manual (EN) version 1.1...
  • Page 110 If no new screws are available, use blue threadlocker. Use a at tool made of smooth plastic to avoid scratching the ns. With the at tool, unhook the n clips one by one. 3 N.m A10 owner's manual (EN) version 1.1...
  • Page 111 Grill removed. Grill (p.109). Fin removed. (p.110). Exploded view For safety reasons, always use the new screws and spare parts provided in the KR. If no new screws are available, use blue threadlocker. 3 N.m A10 owner's manual (EN) version 1.1...
  • Page 112 Corrective maintenance If the speaker gasket is damaged, remove and replace it. What to do next Perform the Acoustical check (p.66) procedures. A10 owner's manual (EN) version 1.1...
  • Page 113 D/R - Connector plate Tools • torque screwdriver • T25 Torx bit • at tool Repair kits G03508 - KR diaphragm A10 FOCUS/WIDE or G03506 - KR compression driver A10 FOCUS/WIDE ×6 S100086 M5×16 Torx Exploded view For safety reasons, always use the new screws and spare parts provided in the KR.
  • Page 114 ×1 ×2 G100427 S100094 1.4" HF driver assembly - 8 Ω M6×20 Torx * The screws and fasteners are also provided in the G03508 (KR diaphragm A10 FOCUS/WIDE ). Prerequisite Connector plate removed. Connector plate (p.113). Exploded view For safety reasons, always use the new screws and spare parts provided in the KR.
  • Page 115 Use the T20 Torx bit. 2. Remove the cover. 3. Carefully remove the diaphragm. 4. If there are shims on the dome, carefully remove them. Take note of how many and what kind of shims are present. A10 owner's manual (EN) version 1.1...
  • Page 116 Gradually tighten the screws following a star pattern. 5. Secure the cover using four S18085 screws. Use the T20 Torx bit. Set the torque to 3.5 Nm. What to do next Perform the Acoustical check (p.66) procedures. A10 owner's manual (EN) version 1.1...

  • Page 117: Ks21

    Fixing bars (p.119) • LF speaker (p.120) For advanced maintenance, contact your L-Acoustics representative. KS21 exploded view In order to operate, follow the order outlined here. Each assembly refers to the corresponding D/R procedure and the necessary repair kit. GRILL...
  • Page 118 KR loudspeaker 21 KS21 ×2 S221 M6×35 Torx Exploded view For safety reasons, always use the new screws and spare parts provided in the KR. If no new screws are available, use blue threadlocker. 3 N.m A10 owner's manual (EN) version 1.1...
  • Page 119 For safety reasons, always use the new screws and spare parts provided in the KR. If no new screws are available, use blue threadlocker. Slide the xing bars under the vent panel to attach them to the studs, then secure them with the screws. 5 N.m A10 owner's manual (EN) version 1.1...
  • Page 120 For safety reasons, always use the new screws and spare parts provided in the KR. If no new screws are available, use blue threadlocker. Tilt the speaker to remove it from the cabinet. Carefully disconnect the cables. 5 N.m A10 owner's manual (EN) version 1.1...
  • Page 121 Corrective maintenance If the speaker gasket is damaged, remove and replace it. A10 owner's manual (EN) version 1.1...

  • Page 122: SpeciCations

    ® 2-way passive constant curvature WST 30° enclosure: 10'' LF+ 2.5'' HF diaphragm, amplied by LA4X / LA8 / LA12X Usable bandwidth (-10 dB) 67 Hz - 20 kHz ([A10]) Maximum SPL 137 dB ([A10]) Nominal directivity enclosure: 30° L-Fins: 70° / 110° symmetric or 90° asymmetric Transducers LF: 1 ×...
  • Page 123 Specications A10 Wide dimensions 581 mm / 22.9 in 569 mm / 22.4 in A10 owner's manual (EN) version 1.1...
  • Page 124 Description 2-way passive constant curvature WST 10° enclosure: 10'' LF+ 2.5'' HF diaphragm, amplied by LA4X / LA8 / LA12X Usable bandwidth (-10 dB) 66 Hz - 20 kHz ([A10]) Maximum SPL 140 dB ([A10]) Nominal directivity enclosure: 10° L-Fins: 70° / 110° symmetric or 90° asymmetric Transducers LF: 1 ×...
  • Page 125 Specications A10 Focus dimensions 581 mm / 22.9 in 569 mm / 22.4 in A10 owner's manual (EN) version 1.1...
  • Page 126 Rigging components high grade steel with anti-corrosion coating Finish dark grey brown Pantone 426 C Peak level at 1 m under half space conditions using pink noise with crest factor 4 (preset specied in brackets). A10 owner's manual (EN) version 1.1...
  • Page 127 Specications KS21 dimensions 764 mm / 30 in 602 mm / 23.7 in 752 mm / 29.6 in A10 owner's manual (EN) version 1.1...
  • Page 128 Specications A10-BUMP specications Description Flying frame for vertical deployment of A10 2 × Ø12 mm shackles WLL 1 t Weight (net) 7.3 kg / 16 lb Material high grade steel with anti-corrosion coating A10-BUMP dimensions 501 mm / 19.7 in 445 mm / 17.5 in...
  • Page 129 Specications A10-RIGBAR specications Description Rigging bar and pullback for A10 2 × Ø12 mm shackles WLL 1 t Weight (net) 3.5 kg / 7.7 lb Material high grade steel with anti-corrosion coating A10-RIGBAR dimensions 567 mm / 22.3 in 89 mm / 3.5 in 10 mm / 0.4 in...
  • Page 130 Specications A-TILT specications Description Rigging element for stacking A15 and A10 onto KS21 Weight (net) 8.7 kg / 19.2 lb Material high grade steel with anti-corrosion coating A-TILT dimensions 415 mm / 16.3 in 360 mm / 14.2 in 127 mm / 5 in KS21-OUTRIG specications...
  • Page 131 Specications A-MOUNT specications Description Pole mount for A15 and A10 Weight (net) 1.1 kg / 2.4 lb Material high grade steel with anti-corrosion coating A-MOUNT dimensions Ø 36 mm / 1.4 in 152 mm / 6 in 97 mm / 3.8 in 131 mm / 5.1 in...
  • Page 132 1 × Ø12 mm shackle WLL 1 t Weight (net) 1.1 kg / 2.4 lb Material high grade steel with anti-corrosion coating X-BAR dimensions 83 mm / 3.3 in Ø 13 mm / 0.5 in 185 mm / 7.3 in A10 owner's manual (EN) version 1.1...
  • Page 133 2 × Ø12 mm shackles WLL 1 t Weight (net) 19 kg / 42 lb Material high grade steel with anti-corrosion coating A15-BUMP dimensions 656 mm / 25.8 in 600 mm / 23.6 in 754 mm / 29.7 in A10 owner's manual (EN) version 1.1...
  • Page 134 Material high grade steel with anti-corrosion coating A15-RIGBAR dimensions 750 mm / 29.5 in 89 mm / 3.5 in 10 mm / 0.4 in 64 mm / 2.5 in 18 mm / 0.7 in A10 owner's manual (EN) version 1.1...
  • Page 135 Specications KS21-CHARIOT specications Description Chariot for up to 3 KS21 Weight (net) 23.6 kg / 52 lb KS21-CHARIOT dimensions 67.8 mm / 2.6 in 840 mm / 33 in A10 owner's manual (EN) version 1.1...
  • Page 136 4 tilt adjustment screw jacks + bar for K2-CHARIOT Weight (net) 10.1 kg / 22.3 lb (for one stabilizer) Material high grade steel with anti-corrosion coating K2-JACK dimensions 1278 mm / 50.3 in 124 mm / 4.9 in A10 owner's manual (EN) version 1.1...
  • Page 137 CLAMP250 specications Description Clamp certied for 250 kg Weight (net) 1.8 kg / 4 lb Material high grade steel with anti-corrosion coating CLAMP250 dimensions 167 mm / 6.6 in 103 mm / 4.1 in A10 owner's manual (EN) version 1.1...
  • Page 138 Specications KS21-PLA specications Description Removable front dolly for 1 KS21 Weight (net) 9.5 kg / 21 lb KS21-PLA dimensions 20 mm / 0.8 in 738 mm / 29 in A10 owner's manual (EN) version 1.1...

  • Page 139: Appendix A: Authorized ConGurations With A10-Lift

    Safety instructions Additional safety with A10-LIFT On each enclosure on which A10-LIFT is secured, secure a DIN580 eye bolt to the dedicated insert to implement a secondary safety. Use a shackle and a steel wire rope. Make sure the steel rope is as tensed as possible without bearing the load.
  • Page 140 Authorized congurations with A10-LIFT Radial arrays of 1 to 6 enclosures Refer to the illustrations to distribute the A10-LIFT bars on the array. 1 enclosure : 2 enclosures : 3 enclosures : 4 enclosures : 2 A10-LIFT 1 A10-LIFT 2 A10-LIFT...

  • Page 141: Appendix B: Installing The Lap-Teq Inclinometer On A10-Bump

    • torque screwdriver • T20 Torx bit • 7 mm wrench About this task A10-BUMP is equipped with a support plate for installing an optional inclinometer. Three models are compatible: ® LAP-TEQ PLUS (provided in the TECH TOOLCASE), TEQSAS ®...

  • Page 142: Appendix C: Recommendation For Speaker Cables

    8 Ω load 4 Ω load 2.7 Ω load Use the more detailed L-Acoustics calculation tool to evaluate cable length and gauge based on the type and number of enclosures connected. The calculation tool is available on our website: https://www.l-acoustics.com/en/installation/tools/...
  • Page 143 L-Acoustics 13 rue Levacher Cintrat - 91460 Marcoussis - France +33 1 69 63 69 63 - info@l-acoustics.com www.l-acoustics.com...

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