L-Acoustics L-ISA Processor II Owner's Manual
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L-Acoustics L-ISA Processor II Owner's Manual

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L-ISA Processor II
owner's manual (EN)

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Summary of Contents for L-Acoustics L-ISA Processor II

  • Page 1 L-ISA Processor II owner's manual (EN)
  • Page 2 Document reference: L-ISA Processor II owner's manual (EN) version 1.0 Distribution date: March 22, 2022 © 2022 L-Acoustics. All rights reserved. No part of this publication may be reproduced or transmitted in any form or by any means without the...

  • Page 3: Table Of Contents

    Contents Safety................................6 Important safety instructions........................6 Symbols on the product..........................7 Introduction................................ 8 L-ISA Processor II............................8 How to use this manual..........................8 Revision history............................9 System components............................10 Technical description............................12 Main features............................12 Front and rear panels........................12 Signal processing............................13 Signal inputs..........................13 Signal outputs..........................
  • Page 4 STATUS............................25 SYNC............................25 WORD............................25 IN/OUT............................26 Emergency USB key..........................26 Preparing and updating the emergency USB key................26 Rebooting L-ISA Processor II using the emergency USB key..............27 Other operations.............................27 Corrective maintenance............................. 28 Introduction.............................28 Presentation..........................28 Equipment and tools........................28 Screws and fasteners repair kit......................
  • Page 5 Appendix A - Glossary............................. 42 Appendix B - Approvals............................ 43...

  • Page 6: Safety

    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: Symbols On The Product

    They can take this product for environmentally safe recycling. The device can be supplied by multiple sources of power. Disconnect all power supply cord plugs from the mains socket outlets to fully disconnect this product from the mains. L-ISA Processor II owner's manual (EN) version 1.0...

  • Page 8: Introduction

    L-ISA Processor II L-ISA Processor II is a hardware solution dedicated to real-time spatial audio processing. It provides state of the art object- based mixing to any immersive audio production from intimate installations to the largest tours. The processor has been entirely redesigned for added robustness and greater resources, now offering 128 inputs and up to 128 outputs using Milan-AVB and MADI protocols.

  • Page 9: Revision History

    Introduction Contact information For information on advanced corrective maintenance: • contact your Certied Provider or your L-Acoustics representative • for Certied Providers, contact the L-Acoustics customer service: customer.service@l-acoustics.com (EMEA/APAC), laus.service@l-acoustics.com (Americas). Symbols The following symbols are used in this document: This symbol indicates a potential risk of harm to an individual or damage to the product.

  • Page 10: System Components

    Refer to the L-ISA Controller help. System component illustrations Cables 2 m / 45 m / 100 m 6.6 ft / 147.6 ft / 328.1 ft black black DOE cables Software applications L-ISA Controller L-ISA Processor II owner's manual (EN) version 1.0...
  • Page 11 System components Network switch LS10 L-ISA Processor II owner's manual (EN) version 1.0...

  • Page 12: Technical Description

    12 word clock output BNC connector *The key holder port is tted with a 32 GB USB 3.1 ash drive for backup in case of hard drive failure. Refer to Emergency USB key (p.26). L-ISA Processor II owner's manual (EN) version 1.0...

  • Page 13: Signal Processing

    In addition, L-ISA Processor II features one XLR input connector capable of retrieving two AES/EBU channels. MADI L-ISA Processor II can receive up to 192 channels at 44.1 kHz / 48 kHz or up to 96 channels at 96 kHz, using the three MADI input BNC connectors on the rear panel.

  • Page 14: Signal Outputs

    In addition, L-ISA Processor II features one XLR connector capable of distributing two AES/EBU digital routing output signals. MADI L-ISA Processor II can distribute up to 64 channels at 44.1 kHz / 48 kHz or up to 32 channels at 96 kHz, using the MADI output BNC connector on the rear panel. AES/EBU L-ISA Processor II can distribute two AES/EBU digital routing signals at 44.1 kHz, 48 kHz, or 96 kHz using the AES/EBU...

  • Page 15: Usb Ports

    If the USB ports stop working, disconnect the device and power cycle L-ISA Processor II. Power supply L-ISA Processor II relies on a redundant universal Switched Mode Power Supply (SMPS) suitable for mains from 100 V AC - 240 V AC (± 10%), 50 Hz - 60 Hz, 150 W.

  • Page 16: Inspection And Preventive Maintenance

    Cleanness (p.17) front connectors, chassis, and LEDs are not damaged rear connectors are not damaged rear grill is clean and not damaged emergency USB key is present in KEY HOLDER port L-ISA Processor II owner's manual (EN) version 1.0...

  • Page 17: Cleanness

    5. Update L-ISA Controller and the rmware of the processor to the latest versions. 6. Update the rmware on the emergency USB key to the latest version. Refer to Emergency USB key (p.26). L-ISA Processor II owner's manual (EN) version 1.0...

  • Page 18: Installation

    Mounting The L-ISA Processor II is three rack units high (3U) and can be mounted in an EIA-standard 19” rack using the four points on the front panel. Use the xing material provided by the rack manufacturer to mount L-ISA Processor II to the rack front rails.

  • Page 19: Ventilation

    Installation Ventilation To maintain moderate operating temperatures, L-ISA Processor II is equipped with fans and openings providing front to rear airow. Ventilation instructions Install the processor in an open area so that the front and rear panels are located at a minimum distance of 30 cm / 12 in from any external object or structure.

  • Page 20: Audio And Network Cabling

    Installation Audio and network cabling Connection panels L-ISA Processor II features input, output, and AVB connectors on its rear panel for audio and network connection. Audio and network connectors 1. MADI inputs 2. MADI output 3. Ethernet connectors for AVB networks and remote control 4.

  • Page 21: Network ConGuration

    Installation Network conguration L-ISA Controller receives data on UDP port 8880. This is required to connect to the L-ISA Processor II, L-ISA Plugins, or any external control device (DeskLink, Trackers, OSC). For L-ISA Plugins to work, the hosting DAW and L-ISA Controller must be able to use UDP port 9438 over multicast IP address 239.255.139.81.

  • Page 22: Connecting To Ac Mains

    Do not defeat the ground connection of the supplied power cord using an adaptor or any other methods. A suitable plug must be wired to the INT power cord. Verify that the plug conforms to the specic voltage and current rating given in section Electrical specications (p.22). L-ISA Processor II owner's manual (EN) version 1.0...

  • Page 23: Plugging To Ac Mains

    For power supply redundancy, repeat the procedure with another power cord and the power supply unit (PSU) 2 socket. Power consumption L-ISA Processor II power requirement is 150 W, drawn from one of the two power supply unit (PSU) sockets. L-ISA Processor II owner's manual (EN) version 1.0...

  • Page 24: Operation

    During a rmware update, the LEDs display an orange chase pattern. If the update fails, all LEDs ash in red. Front panel LEDs CONTROL The CONTROL LED is lit in green when L-ISA Processor II is connected to L-ISA Controller. L-ISA Processor II owner's manual (EN) version 1.0...

  • Page 25: Status

    The WORD LED on the front panel displays the status of the word clock source. word clock is not connected orange word clock is connected, but not synchronized green word clock is connected and synchronized L-ISA Processor II owner's manual (EN) version 1.0...

  • Page 26: In/Out

    Emergency USB key L-ISA Processor II is provided with an emergency USB key. In the rare case of the start-up sequence of L-ISA Processor II failing because of defective hard drive, the USB key can be used to temporarily keep the processor running during live shows.

  • Page 27: Rebooting L-Isa Processor Ii Using The Emergency Usb Key

    12. Power off the processor. The USB backup system is now congured with the same settings as the processor. Repeat the procedure after updating the L-ISA Processor II rmware, or changing processor settings in L-ISA Controller. 13. Remove the emergency USB key from the USB port.

  • Page 28: Corrective Maintenance

    Reference are given for FACOM ® products in this table. Other manufacturers can be used. name reference distributor torque screwdriver (0.5 - 2.5 N.m) A.402 FACOM set of 6-point 1/4" sockets RL.NANO1 / R.360NANO FACOM L-ISA Processor II owner's manual (EN) version 1.0...

  • Page 29: Screws And Fasteners Repair Kit

    3. Connect the processor to the mains. 4. Power on the processor. hard drive failure contact L-Acoustics In case of emergency, refer to Rebooting L-ISA Processor II using the emergency USB key (p.27). L-ISA Processor II owner's manual (EN) version 1.0...

  • Page 30: Network Issues

    MADI or AES/EBU source does not deliver non-audio bit stream (encoded audio) no AVB input stream check that a talker is connected to the processor by using an AVDECC controller L-ISA Processor II owner's manual (EN) version 1.0...
  • Page 31 (refer to the third-party documentation) audio source failure inspect the audio source for failure other causes contact L-Acoustics L-ISA Processor II owner's manual (EN) version 1.0...

  • Page 32: L-Isa Processor Ii Exploded View

    In order to operate, follow the order outlined here. Each assembly refers to the corresponding Disassembly/Reassembly (D/R) procedure and the necessary repair kit. Spare screws and fasteners Assemblies indicated by a ◊: order G03664 (KR external screws L-ISA Processor II) for spares. External modules Rear brackets...

  • Page 33: Disassembly And Reassembly Procedures

    • T10 Torx bit Repair kit G03666 G03664 KR grill L-ISA Processor II KR external screws L-ISA Processor II ×1 ×23 103076 S100236 L-ISA Processor II grill M3×10 Torx Exploded view 0.6 N.m L-ISA Processor II owner's manual (EN) version 1.0...

  • Page 34: D/R - Handles

    L-ISA Processor II front handle M3.5×16 Torx Prerequisite Grill disassembled. D/R - Grill (p.33) Exploded view S100214 are self-drilling screws. For safety reasons, always use new front handles for reassembly. 0.6 N.m L-ISA Processor II owner's manual (EN) version 1.0...

  • Page 35: D/R - Front Brackets

    KR external screws L-ISA Processor II ×2 ×12 102838 S100085 L-ISA Processor II front bracket M4×10 Torx Prerequisite Grill disassembled. D/R - Grill (p.33) Front handles disassembled. D/R - Handles (p.34) Exploded view 1.8 N.m L-ISA Processor II owner's manual (EN) version 1.0...

  • Page 36: D/R - Rear Brackets

    Corrective maintenance D/R - Rear brackets Repair kit G03668 KR rear brackets L-ISA Processor II ×2 102845 L-ISA Processor II rear bracket Exploded view L-ISA Processor II owner's manual (EN) version 1.0...

  • Page 37: D/R - Rear Brackets Support Screws

    KR external screws L-ISA Processor II ×2 ×2 ×2 1352 S100059 S184 spacer for rear bracket M4×12 Torx M4×8 hex socket head cap screw Exploded view 1.8 N.m 1.8 N.m 3 mm L-ISA Processor II owner's manual (EN) version 1.0...

  • Page 38: D/R - Rear Connectors Brackets

    Repair kit G03669 G03664 KR rear connectors brackets L-ISA Processor II KR external screws L-ISA Processor II ×2 ×23 103097 S100236 L-ISA Processor II connectors protection bracket M3×10 Torx Exploded view 1.8 N.m L-ISA Processor II owner's manual (EN) version 1.0...

  • Page 39: SpeciCations

    64 outputs at 44.1 kHz / 48 kHz or 32 outputs at 96 kHz 1 × BNC connector AES/EBU 2 channels (1 × AES3) at 44.1 kHz, 48 kHz, or 96 kHz 1 × XLR male connector Headphones analog stereo headphones 1/4 inch TRS L-ISA Processor II owner's manual (EN) version 1.0...

  • Page 40: Remote Control And Monitoring

    Third-party management solutions compatible with OSC, HTTP, REST API* * Refer to the L-ISA Processor REST API technical bulletin. Physical data Height Weight 11 kg / 24.3 lb Finish black Protection rating IP2x L-ISA Processor II owner's manual (EN) version 1.0...
  • Page 41 483 mm / 19 in 458 mm / 18 in 465 mm / 18.3 in 133.35 mm / 5.25 in 121 mm / 4.7 in 433 mm / 17 in 24.3 mm / 1 in L-ISA Processor II owner's manual (EN) version 1.0...
  • Page 42 Glossary Glossary Europe check procedure China disassembly/reassembly procedure international (bare lead version of the power cable) repair kit SMPS Switched Mode Power Supply (power supply inside of the amplied controller) United States L-ISA Processor II owner's manual (EN) version 1.0...
  • Page 43 Approvals Approvals L-ISA Processor II is compliant with the following: Avnu Alliance and the Avnu design mark are registered trademarks and/or service marks of Avnu Alliance. L-ISA Processor II owner's manual (EN) version 1.0...
  • Page 44 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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