L-Acoustics X4i Owner's Manual

L-Acoustics X4i Owner's Manual

Hide thumbs Also See for X4i:

Advertisement

Quick Links

X4i
owner's manual (EN)

Advertisement

Table of Contents
loading
Need help?

Need help?

Do you have a question about the X4i and is the answer not in the manual?

Questions and answers

Summary of Contents for L-Acoustics X4i

  • Page 1 owner's manual (EN)
  • Page 2 Document reference: X4i owner's manual (EN) version 4.0 Distribution date: May 30, 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 express written consent of the publisher.
  • Page 3: Table Of Contents

    X-U4i..............................13 X-B4i..............................15 Mechanical safety.............................18 Loudspeaker congurations..........................19 X4i point source............................. 19 X4i point source with low-frequency element....................20 X4i point source with Syva Sub......................20 X4i point source with SB10i......................21 X4i stage monitor........................... 22 Low-latency preset......................... 22 X4i stage monitor with low-frequency element....................23 X4i stage monitor with Syva Sub....................23...
  • Page 4 Listening test..........................30 Rigging procedures............................32 Wall- or ceiling-mounting X4i with a bracket..................... 32 Pole-mounting X4i........................... 34 Connection to LA amplied controllers........................ 36 Corrective maintenance............................. 37 Exploded view............................37 Disassembly and reassembly procedures....................38 D/R - Grill............................38 D/R - Coaxial loudspeaker......................39 D/R - HF Diaphragm........................41...
  • 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: Symbols

    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

    Introduction How to use this manual The X4i owner's manual is intended for all actors involved in the system design, implementation, preventive and corrective maintenance of the X4i 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 8: Revision History

    • Added preset [X4_MO] for stage monitor congurations. See stage monitor (p.22). • Added instructions D/R - HF Diaphragm (p.41). • Added new washers for mounting the loudspeaker. Refer to D/R - Coaxial loudspeaker (p.39). X4i owner's manual (EN) version 4.0...
  • Page 9: System Components

    Refer to the LA2Xi / LA4X / LA8 / LA12X owner's manual for detailed instructions about the whole cabling scheme, including modulation cables and network. Rigging elements X-U4i Adjustable U-bracket for X4i X-B4i Base plate and bracket for X4i Transportation accessories L-Case 2U Electronics transport and protection case Software applications Soundvision...
  • Page 10 System components System component illustrations Cables 2 × 2.5 mm² cable custom 2-point speakON cable Rigging accessories X-U4i X-B4i X4i owner's manual (EN) version 4.0...
  • Page 11: Electro-Acoustical Description

    Electro-acoustical description Electro-acoustical description Directivity X4i generates an axisymmetrical directivity pattern of 110°. -100 -120 -140 -160 -180 1 000 10 000 Frequency (Hz) Dispersion angle diagram of a single enclosure, using lines of equal sound pressure at -3 dB, -6 dB, -12 dB.
  • Page 12: Connectors

    Connectors IN LINK 2 × 2-point screw terminal X4i is provided with a connector sealing plate with two cable glands for 2.5 mm cables. If only one connector is used, replace one cable gland with the protective plug. Pass the cables through the cable glands before connecting them to the screw terminals.
  • Page 13: Rigging System Description

    Rigging system description X4i features one M5 insert and screw on each side to secure X-U4i or X-B4i. Three M6 inserts and screws at the back of X4i are available for compatible rigging accessories. Secondary safety for own enclosures Use one insert at the back of the enclosure to implement a secondary safety.
  • Page 14 Rigging system description It can be used to mount one X4i on the wall or under the ceiling, with tilt adjustment. 70 mm / 2.8 in 2 x Ø 6.6 mm / 0.26 in Fasteners for wall-mounting or ceiling-mounting Secure the bracket with two M6 screws.
  • Page 15: X-B4I

    The U-bracket can be tted to a microphone stand with a Ø 10 mm threaded axis (European standard) and the matching locking ring. Adapter for US microphone stand Use a 3/8"-16 male to 5/8"-27 female microphone screw adapter and a locking ring to mount X4i on a US standard microphone stand. X-B4i X-B4i is bracket compatible with X4i.
  • Page 16 Select screw length and anchors applicable to the wall or ceiling properties. X-B4i can also be used as a base to put X4i on an horizontal plane with site angle adjustment. Always put the product on a stable, at, and even surface.
  • Page 17 The bracket can be tted to a microphone stand with a Ø 10 mm threaded axis (European standard) and the matching locking ring. Adapter for US microphone stand Use a 3/8"-16 male to 5/8"-27 female microphone screw adapter and a locking ring to mount X4i on a US standard microphone stand. X4i owner's manual (EN) version 4.0...
  • Page 18: Mechanical Safety

    Mechanical safety Mechanical safety The X4i rigging system complies with EN 62368-1: 2014 Audio/video, information and communication technology equipment — Part 1: Safety requirements. The deployments described in this manual achieve a safety factor of 5. conguration rigging accessory maximum / safe limit...
  • Page 19: Loudspeaker ConGurations

    Loudspeaker congurations X4i point source In this conguration, the X4i system operates over the nominal frequency range of the enclosure. The [X4] preset delivers a reference frequency response in short throw applications. X4i is driven by the LA2Xi / LA4X / LA8 / LA12X amplied controllers.
  • Page 20: X4I Point Source With Low-Frequency Element

    X4i, Syva Sub, and SB10i are driven by the LA2Xi / LA4X / LA8 / LA12X amplied controllers. X4i point source with Syva Sub With Syva Sub, the bandwidth of the X4i system is extended down to 29 Hz and the system contour is reinforced by 7 dB at 50 Hz (peak low-end SPL).
  • Page 21: X4I Point Source With Sb10I

    Loudspeaker congurations X4i point source with SB10i With SB10i, the bandwidth of the X4i system is extended down to 29 Hz and the system contour is reinforced by 5 dB at 50 Hz (peak low-end SPL). Enclosure SB10i Preset [X4]...
  • Page 22: X4I Stage Monitor

    Low-latency preset A low-latency preset is available for the X4i enclosure used as a monitor ([X4_MO]). It reduces latency from 3.84 ms down to 1.18 ms (LA8) and 0.84 ms (LA2Xi / LA4X / LA12X). If the monitor is combined with a subwoofer, a custom preset must be used.
  • Page 23: X4I Stage Monitor With Low-Frequency Element

    X4i, Syva Sub, and SB10i are driven by the LA2Xi / LA4X / LA8 / LA12X amplied controllers. X4i stage monitor with Syva Sub With Syva Sub, the bandwidth of the X4i system is extended down to 29 Hz and the system contour is reinforced by 7 dB at 50 Hz (peak low-end SPL).
  • Page 24: X4I Stage Monitor With Sb10I

    Loudspeaker congurations X4i stage monitor with SB10i With SB10i, the bandwidth of the X4i system is extended down to 29 Hz and the system contour is reinforced by 5 dB at 50 Hz (peak low-end SPL). Enclosure SB10i Preset [X4_MO]...
  • Page 25: Inspection And Preventive Maintenance

    If a screw is loose, remove and replace it. Always use the new screws provided in the repair kit. If no new screw is available, add blue threadlocker before reusing the screw. Do not apply more than the indicated torque. X4i owner's manual (EN) version 4.0...
  • Page 26: X4I Own With X-U4I / X-B4I

    Inspection and preventive maintenance X4i own with X-U4i / X-B4i Inspect X-B4i in the same way as X-U4i. screws are not loose secondary safety is present grill screws are tightened connector sealing plate is secured X4i owner's manual (EN) version 4.0...
  • Page 27: X4I Pole-Mounted With X-U4I

    Inspection and preventive maintenance X4i pole-mounted with X-U4i grill screws are tightened screws are not loose ring is tightened X4i owner's manual (EN) version 4.0...
  • Page 28: 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. X4i owner's manual (EN) version 4.0...
  • Page 29 • 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. X4i owner's manual (EN) version 4.0...
  • Page 30: Listening Test

    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. X4i owner's manual (EN) version 4.0...
  • Page 31 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. X4i owner's manual (EN) version 4.0...
  • Page 32: Rigging Procedures

    Rigging procedures Rigging procedures Wall- or ceiling-mounting X4i with a bracket type of deployment wall-mounting ceiling-mounting rigging accessories X-U4i or X-B4i 2 x ∅ 6 mm / M6 screws and anchors (depending on the support material) additional material blue threadlocker...
  • Page 33 4. Position the enclosure inside the bracket. 5. Partially drive the screws. Risk of damaging the insert Do not overtighten the screw. 6. Adjust the angle and tighten the screws. Make sure the enclosure is steady. 5 N.m X4i owner's manual (EN) version 4.0...
  • Page 34: Pole-Mounting X4I

    T25 Torx bit Adapter for US microphone stand Use a 3/8"-16 male to 5/8"-27 female microphone screw adapter and a locking ring to mount X4i on a US standard microphone stand. The procedure is shown with X-U4i. The same procedure applies for X-B4i.
  • Page 35 Choose the appropriate hole to adjust the gap between the enclosure and the bracket and to optimize visual impact. 4. Partially drive the screws. Risk of damaging the insert Do not overtighten the screw. 5. Adjust the angle and tighten the M5 screws. Make sure the enclosure is steady. 5 N.m X4i owner's manual (EN) version 4.0...
  • Page 36: Connection To La AmpliEd Controllers

    2.5 mm² cables 1− For passive loudspeakers, the value corresponds to the number of enclosures in parallel on the output. For active loudspeakers, the value corresponds to the number of sections in parallel on the output. X4i owner's manual (EN) version 4.0...
  • Page 37: Corrective Maintenance

    Corrective maintenance Corrective maintenance Exploded view In order to operate, follow the order outlined here. Grill Coaxial loudspeaker G03458 HF diaphragm G03459 X4i owner's manual (EN) version 4.0...
  • Page 38: Disassembly And Reassembly Procedures

    KR coaxial speaker X4i ×4 S240 M3×8 Torx Exploded view Gradually tighten the screws following a star pattern. Position the grill with the logo at the bottom. Put blue threadlocker in the grill inserts before reassembly. X4i owner's manual (EN) version 4.0...
  • Page 39: D/R - Coaxial Loudspeaker

    4" coaxial driver - 16 ohms M4×16 Torx plain washer retaining washer 4" speaker gasket Ø4 mm Ø4 mm * The screws and fasteners are also provided in the G03459 (KR diaphragm 1.4'' X4i). Prerequisite Grill removed. D/R - Grill (p.38). X4i owner's manual (EN) version 4.0...
  • Page 40 Place the loudspeaker with the connectors towards the top of the enclosure. Position the FT010913 washers with the grips against the cabinet. 1.5 N.m What to do next Perform the Acoustical check (p.28) procedures. X4i owner's manual (EN) version 4.0...
  • Page 41: D/R - Hf Diaphragm

    Position the diaphragm assembly with the positive HF connector (red) on the same side as the positive LF connector. Gradually tighten the screws following a star pattern. 0.5 N.m What to do next Perform the Acoustical check (p.28) procedures. X4i owner's manual (EN) version 4.0...
  • Page 42: SpeciCations

    Peak level at 1 m under free eld conditions using pink noise with crest factor 4 (preset specied in brackets). With connector sealing plate. X4i dimensions 116 mm / 4.6 in 99 mm / 3.9 in X4i owner's manual (EN) version 4.0...
  • Page 43: Syva Sub

    IP55 Peak level at 1 m under half space conditions using pink noise with crest factor 4 (preset specied in brackets). Syva Sub dimensions 334 mm / 13.1 in 350 mm / 13.8 in X4i owner's manual (EN) version 4.0...
  • Page 44: Sb10I

    Pantone 426 C pure white RAL 9010 custom RAL code on special order IP55 Peak level at 1 m under half space conditions using pink noise with crest factor 4 (preset specied in brackets). X4i owner's manual (EN) version 4.0...
  • Page 45 Specications SB10i dimensions 539 mm / 21.2 in 178 mm / 7 in X4i owner's manual (EN) version 4.0...
  • Page 46: X-U4I

    X-U4i dimensions 123 mm / 4.8 in 40 mm / 1.6 in 70 mm / 2.8 in 2 x Ø 6.6 mm / 0.26 in Ø 11 mm / 0.43 in X4i owner's manual (EN) version 4.0...
  • Page 47: X-B4I

    Specications X-B4i specications Description Base plate and bracket for X4i Weight (net) 0.4 kg / 0.9 lb Material high grade steel with anti-corrosion coating X-B4i dimensions 123 mm / 4.8 in 101 mm / 4 in 70 mm / 2.8 in 2 x Ø...
  • Page 48 L-Acoustics 13 rue Levacher Cintrat - 91460 Marcoussis - France +33 1 69 63 69 63 - info@l-acoustics.com www.l-acoustics.com...

Table of Contents