D.A.S. SF-20AL Manual

D.A.S. SF-20AL Manual

Dj monitor system sound force series

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User's Manual
Sound Force : Monitor
SF-20AL / SF-20AR / SF-1521A
Antes de utilizar el equipo, lea la sección
"Precauciones de seguridad" de este manual.
Conserve este manual para futuras consultas.
Before operating the device, please read the
"Safety precautions" section of this manual.
Retain this manual for future reference.

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Summary of Contents for D.A.S. SF-20AL

  • Page 1 User's Manual Sound Force : Monitor SF-20AL / SF-20AR / SF-1521A Antes de utilizar el equipo, lea la sección “Precauciones de seguridad” de este manual. Conserve este manual para futuras consultas. Before operating the device, please read the “Safety precautions” section of this manual.
  • Page 2: Table Of Contents

    CONTENTS SAFETY PRECAUTIONS WARRANTY DECLARATION OF CONFORMITY 6 - 7 INTRODUCTION CONFIGURATIONS SPECIFICATIONS LINE DRAWINGS DESCRIPTION OF AMPLIFIERS 11 - 15 INSTALLATION AND ACCESSORIES 16 - 20 ANNEX II: Line connections: unbalanced and balanced ANNEX III: DASnet cables Manual del Usuario / SF series / User’s Manual...
  • Page 3: Safety Precautions

    DECLARACIÓN DE CONFORMIDAD DECLARATION OF CONFORMITY D.A.S. Audio, S.A. C/ Islas Baleares, 24 - 46988 - Pol. Fuente del Jarro - Valencia. España (Spain). Declara que Sound Force Monitor series: Declares that Sound Force Monitor series: Cumple con los objetivos esenciales de las Directivas: Abide by essential objectives relating Directives: Directiva de Baja Tensión (Low Voltage Directive) 2014/35/UE...
  • Page 4: Warranty

    GARANTÍA Todos nuestros productos están garantizados por un periodo de 24 meses desde la fecha de compra. Las garantías sólo serán válidas si son por un defecto de fabricación y en ningún caso por un uso incorrecto del producto. reparaciones garantía pueden realizadas,...
  • Page 5 Sound Force : Monitor SF-20AL / SF-20AR / SF-1521A Precauciones de Seguridad Safety Precautions Cajas acústicas activas / Self-powered loudspeaker enclosures El signo de exclamación dentro de un triángulo indica la The exclamation point inside an equilateral triangle is intend to...
  • Page 6: Introduction

    SF-1521A, an innovative two-way low frequency system. Specially designed stacking hardware allows the SF-20AL, or SF-20AR, to be mounted on the SF-1521A subwoofer and angled at the DJ´s preference. Both the SF-20A (L/R) and the SF-1521A are DASnet™ capable, allowing for remote monitoring and control of the systems.
  • Page 7 SF-1521A – 15GNR mid-bass speaker – 21UXN4 low frequency speaker – DASnet™ remote monitoring and control capable – Companion mid-high system SF-20A (L/R) The SF-1521A is a unique, powered hybrid subwoofer system which is part of the SF-Monitor system. It combines the hard-hitting and defined performance of a 15"...
  • Page 8: Configurations

    2-. On the SF-1521A select DJ Mode (gain up to the user) and Low Pass filter SF-20A (L/R). 3-. By proceeding this way the system is already time aligned and no processor is needed. 2 x SF-20AL 2 x SF-20AR 1 x SF-1521A 1 x SF-1521A...
  • Page 9: Specifications

    SPECIFICATIONS SF-1521A SF-20AL / SF-20AR Model Nominal LF Power Amplifier 2 x 3400 W – 2 x 1700 W 800 W (Class D) peak continuous Nominal HF Power Amplifier 400 W (Class D) Input Type Balanced Differential Line Balanced Differential Line...
  • Page 10: Line Drawings

    LINE DRAWINGS ALL DIMENSIONS IN MILIMETERS Bottom view Left view Rear view Front view Rear view Bottom view Front view Left view Bottom view Front view Left view Rear view Manual del Usuario / SF series / User’s Manual...
  • Page 11: Description Of Amplifiers

    DESCRIPTION OF AMPLIFIERS SOUND NUMBER OF UNITS HIGH PASS FILTER FORCE D.A.S. Audio, s.a. (Valencia), MADE IN SPAIN Main ID DASNET HIGH PASS FILTER UNIT NAME STAGE / VENUE 160Hz SF-1521A MAX. 7@230V / 3@115V UNITS SF-20A NUMBER SIGNAL/ OF UNITS PRESET LIMIT IDENTIFY/COMMS...
  • Page 12 6) HPF PRESET [SF-20A (L/R)]: This push button allows the “HIGH PASS FILTER” selection. The LED shining indicates the selected value: OFF (60 Hz), 160 Hz or SF-1521A (200 Hz). 6) LPF PRESET [SF-1521A]: This push button allows the “HIGH PASS FILTER” selection. The LED shining indicates the selected value: 125 Hz, 160 Hz or SF-20A (200 Hz).
  • Page 13 Presets Although some parameters such as number of units, gain, LPF and HPF can be selected by acting on the switches of the amplifiers, it is more comfortable and more complete, to make the changes of the presets by DASnet , as we can observe in some examples below.
  • Page 14 Number of units and system gain DASnet Below, we can see the preset values for these parameters, as we can see them on DASnet Presets as shown on Examples and recommended presets Then, we will see two examples to help us understand their combinations, with curves and as we will view DASnet them on Example: 1x SF-20A (L/R) (1u DJ mode) + 1x SF-1521A (-2dB DJ mode)
  • Page 15 Troubleshooting PROBLEM CAUSE SOLUTION sound from unit. 1 – The signal source is sending no 1 – Check that the mixer or sound SIGNAL LED does not light up. signal. source is sending signal to the UNIT. 2 – Defective cable. 2 –...
  • Page 16: Installation And Accessories

    INSTALLATION AND ACCESSORIES In this section we will see how to stack the SF-20A (L / R) on the SF-1521A. In addition, with the help of two metal plates, JP-20, included in each SF-20A (L / R), we will see how to angle the SF-20A (L / R) according to the desired coverage, with examples .
  • Page 17 Now, we will screw each JP-20 on the corresponding side, considering the angle assigned to the box, but do not tighten completely. Allowing you to place easily the SF-20A (L/R) on SF-1521A. Once the SF-20A (L/R) is located above of SF-1521A, you should tighten the screws into the appropriate holes at the desired angle.
  • Page 18 Let's look at some examples of these coverages for the system SF-Monitor (right or left), according to the selected angles. If we had only one SF-20A (L/R), we would have the following coverage for the recommended angle: 13º. Note: The red dots in the JP-20 indicate the proper position for the screws in each case. ANG.
  • Page 19 Ground stacked (cont’d) ANG. 3.5º (lower) y 0º (upper) 13º 13º 0º 0º 3.5º 3.5º 1.65m 1.65m SF20A SF20A 7º 7º 1.5m 1.5m SF1521A SF1521A FRONT FRONT SF1521A SF1521A 13º 13º 0º 0º 0.5m 0.5m 3.5º 3.5º SF20A SF20A 7º 7º...
  • Page 20 On a PL-SFMS ANG. 0º (lower) y 0º (upper) 13º 13º 0º 0º 3.5º 3.5º 1.65m 1.65m SF20A SF20A 7º 7º 1.5m 1.5m SF1521A SF1521A FRONT FRONT SF1521A SF1521A 13º 13º 0º 0º 0.5m 0.5m 3.5º 3.5º SF20A SF20A 7º 7º...
  • Page 21: Annex Ii: Line Connections: Unbalanced And Balanced

    ANNEX I : Line connections: unbalanced and balanced There are two basic ways to transport an audio signal with microphone or line level: Unbalanced line: Utilising a two conductor cable, it transports the signal as the voltage between them. Electromagnetic interference can get added to the signal as undesired noise. Connectors that carry unbalanced signals have two pins, such as RCA (Phono) and ¼”...
  • Page 22: Annex Iii: Dasnet Cables

    ANNEX II : DASnet cables With each system, cabling and patch panels are provided. It is very important to use the system with the intended cables to prevent electromagnetic interferences between the analog audio signal, the DASnet data and the power. Be sure to check the specifications provided by the cable manufacturer.
  • Page 23 www.dasaudio.com D.A.S. AUDIO, S.A. D.A.S. AUDIO OF AMERICA, INC. D.A.S. AUDIO ASIA PTE. LTD. C/. Islas Baleares, 24 6900 NW 52th Street 3 Temasek Avenue, Centennial Tower #34-36 46988 Fuente del Jarro Miami, FL. 33166 - U.S.A. Singapore 039190 Valencia, SPAIN TOLL FREE: 1 888 DAS 4 USA Tel.

This manual is also suitable for:

Sf-20arSf-1521a

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