Belden Miranda NV8900 Series User Manual
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Belden Miranda NV8900 Series User Manual

Belden Miranda NV8900 Series User Manual

Madi interfaces
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NV8900 Series
MADI Interfaces
User's Guide
UG0056-02
30 Apr 2013

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Summary of Contents for Belden Miranda NV8900 Series

  • Page 1 NV8900 Series MADI Interfaces User’s Guide UG0056-02 30 Apr 2013...
  • Page 2 Copyright © 2013 by Miranda Technologies All rights reserved. No part of this manual may be reproduced in any form by photocopy, microfilm, xerography or any other means, or incorporated into any information retrieval system, electronic or mechanical, without the written permission of Miranda Technologies, Inc..
  • Page 3 NV8900 Series User’s Guide Trademarks Miranda is a registered trademark of Miranda Technologies, Inc. Brand and product names mentioned in this manual may be trademarks, registered trademarks or copyrights of their respective holders. All brand and product names mentioned in this manual serve as comments or examples and are not to be understood as advertising for the products or their manufactures.
  • Page 4 Symbols and Their Meanings The lightning flash with arrowhead symbol within an equilateral triangle alerts the user to the presence of dangerous voltages within the product’s enclosure that may be of sufficient magnitude to constitute a risk of electric shock to persons. The exclamation point within an equilateral triangle alerts the user to the presence of important operating and maintenance/service instructions.
  • Page 5 NV8900 Series User’s Guide General Cautions A caution indicates a possible hazard to equipment that could result in equipment damage. Observe the following cautions when operating or working on this equipment: • When installing this equipment, do not attach the power cord to building surfaces. •...

  • Page 7: Table Of Contents

    Table of Contents 1 Preface ..........1 Chapter Structure .
  • Page 8 Table of Contents Power Cord Retention ............... . . 22 Drawings .

  • Page 9: Preface

    Preface Chapter 1 provides an introduction to the NV8900 Series User’s Guide. Topics Chapter Structure ............... . . 1 The PDF Document .

  • Page 10: Terms, Conventions And Abbreviations

    Preface Terms, Conventions and Abbreviations Terms, Conventions and Abbreviations The following conventions are used throughout this guide: • The symbol denotes either an example or a special message. • Entries enclosed in single quotes denote the names of control panel buttons and knobs, or menu items.

  • Page 11: Nv8900

    NV8900 Chapter 2 provides a functional description of the NV8900 Series interfaces. Topics AES Interfaces ................3 Analog Audio Interfaces .

  • Page 12: Functions

    NV8900 AES Interfaces This is a rear view of the AES (balanced) to MADI interface: It has 4 DB25 connectors supporting the AES inputs. The MADI to AES (balanced) interface is similar, except for the legend. This is a rear view of the AES (coax) to MADI interface: Here, there are 32 BNC connectors supporting the AES inputs.

  • Page 13: Analog Audio Interfaces

    NV8900 User’s Guide Analog Audio Interfaces The NV8900 analog audio interfaces are larger, and more complex than, the AES interfaces and provide a number of status LEDs: The MADI-to-analog-audio interface is a demultiplexer that has two MADI inputs and 64 analog audio outputs (32 pairs).

  • Page 14: Analog Audio To Madi Interface

    NV8900 Analog Audio Interfaces Analog Audio to MADI Interface This is a front view of the analog-audio-to-MADI interface: Power Supply LEDs Channel LEDs Alarm LED MADI LEDs Ref. LED Rotary Switch This is a rear view of the analog-audio-to-MADI interface: DIP Switches Power (2) Ethernet...

  • Page 15: Signal Connectors

    NV8900 User’s Guide Signal Connectors At the rear of the AA-to-MADI interface are signal connectors. There are 2 MADI outputs (BNCs), two video reference connectors (BNC, loop-through), and 8 DB25s for analog audio input. CTRL ETHERNET 9-16 17-24 25-32 ANALOG AUDIO DC IN MADI OUT VID REF...

  • Page 16: Madi To Analog Audio Interface

    NV8900 Analog Audio Interfaces MADI to Analog Audio Interface This is a front view of the MADI-to-analog-audio interface: Power Supply LEDs Channel LEDs Alarm LED MAD I LEDs Ref. LED Rotary Switch This is a rear view of the MADI-analog-audio interface: DIP Switches Power (2) Ethernet...

  • Page 17: Other Leds

    NV8900 User’s Guide Other LEDs Each MADI input is represented by an LED at the front of the unit. The color of the LED repre- sents the state of the MADI input: • Green — the MADI input is good and active. •...

  • Page 18: Dip Switches

    NV8900 Installation DIP Switches There are 8 DIP switches in a recess at the rear of the unit: SDO8 CONFIG The first 3 switches control the overall audio level of the unit: Switch Switch Level Level +24 dBu +16 dBu +22 dBu +14 dBu +20 dBu...
  • Page 19 NV8900 User’s Guide The extension plates fit in the slots of the small plate, and the small plate supports the weight of the NV8900, as shown: (front of unit) ME1714-xx ME1745-xx Attach to rear rack posts. ME1714-xx ME1745-xx The (4) metal plates, and screws, are attached to the NV8900 during shipment. Keep them in a safe place until you are ready to install the NV8900.
  • Page 20 NV8900 Installation...

  • Page 21: Misc. Topics

    Misc. Topics Chapter 3 provides the following: Topics Package Contents ............... . 13 Installation .
  • Page 22 Misc. Topics Installation Although the switch is not used at present, in the future MRC will use the switch position to distinguish multiple NV8900s on an Ethernet LAN. Use a small screwdriver to turn the rotary switch. In a network, all devices must have unique IP addresses. An IP address is determined (at least initially) by the rotary switch at the front of the MADI interface.

  • Page 23: Obtaining Software And Documentation

    NV8900 User’s Guide Obtaining Software and Documentation This document is available through the Miranda web site. Maintenance The NV8900 requires no maintenance. Channel Numbering The MADI interfaces support 64 audio channels, 0–63. The MADI channels are paired on the AES inputs or outputs.
  • Page 24 Misc. Topics Audio Rates...

  • Page 25: Specifications

    Specifications Chapter 4 provides an introduction to the NV8900 Series User’s Guide. Topics Power Specifications ..............17 Reference Specifications .

  • Page 26: Reference Specifications

    Specifications Reference Specifications Power Supply Specifications Specification Detail AC power 90–264 VAC (127–300VDC), 47–447Hz. Inrush current < 50A at 230VAC, cold start, at 25°C, Input current < 2.0A rms at 115VAC; < 1.0A at 230VAC. ≤ 60W, 12VDC, 5A (5.4A peak), Regulation ± 2%. Ripple ≤ 120mV. DC power Efficiency Efficiency >...

  • Page 27: Physical Specifications

    NV8900 User’s Guide Physical Specifications Specifications for AES Interfaces Specification Detail Dimensions Height: 1.72″ (43.7 mm), fits EIA 1 RU (1.75″ or 44.5 mm). Width: 19.0″ (482.6 mm). Depth: 1.53 ± 0.01″ (38.7 mm), enclosure; 2.19″ (55.6 mm) overall, including connectors. Weight MADI to AES, balanced: 1.65 lb (0.748 kg) MADI to AES, coax: 2.15 lb (0.977 kg)

  • Page 28: Environmental Specifications

    Specifications Environmental Specifications Environmental Specifications NV8900 Environmental Specifications. Specification Detail Operating temperature 0–40°C, ambient. Relative humidity 0 to 90%, non-condensing. Cooling No fan required Audio Specifications NV8900 AES Coax Specifications. Specification Detail Signal inputs Signal type: AES-3id (2 “mono” channels per input). Sample rate: 48 kHz.

  • Page 29: Connectors

    NV8900 User’s Guide NV8900 Analog Audio Specifications Specification Detail Signal inputs Input level: 10–24 dBu. Input impedance: > 20 kW. Input CMRR: > 90 dBu, at 60 Hz. Frequency response: < ± 0.2dB from 20Hz to 100kHz. THD: –87 dB at 1 kHz, 20 to 20 kHz. Crosstalk: >...

  • Page 30: Balanced Aes Connectors

    Specifications Power Cord Retention Balanced AES Connectors Balanced AES inputs and outputs use 110 Ω DB25 connectors, all female. Each connector supports 8 inputs (or outputs): SHIELD No. 4 No. 6 SHIELD – – SHIELD No. 2 No. 8 SHIELD –...

  • Page 31: Drawings

    NV8900 User’s Guide 2 Placed the Velcro retention strap, fuzzy side up, on top of the power supply with the buckle loop approximately 1 inch from the AC input side and the remaining strap around the cord end and down: 3 Holding the buckle in place, lift the strap up and around the cord end so the strap overlaps itself: 4 Holding the buckle loop in place, route the strap around the back of the supply diagonally...
  • Page 32 Specifications Drawings Fig. 4-1: Front, Top, and Rear Views of the Balanced MADI to AES Interface...
  • Page 33 NV8900 User’s Guide Fig. 4-2: Front, Top, and Rear Views of the Coax MADI to AES Interface...
  • Page 34 Specifications Drawings Fig. 4-3: Front, Top, and Rear Views of the Balanced AES to MADI Interface...
  • Page 35 NV8900 User’s Guide Fig. 4-4: Front, Top, and Rear Views of the Coax AES to MADI Interface...
  • Page 36 Specifications Drawings Fig. 4-5: Front, Top, and Rear Views of the Analog Audio to MADI Interface...
  • Page 37 NV8900 User’s Guide Fig. 4-6: Front, Top, and Rear Views of the MADI to Analog Audio Interface...
  • Page 38 Specifications Drawings...
  • Page 39 Index Connectors automation ........21 BNC .
  • Page 40 Index Fan ..........20 MADI Fax number .
  • Page 41 iMC-Panel-GUI Operator’s Guide (for IS750s) PS0001 (power supply) ......18 Symbols, meaning ........iv PS1, PS2 .
  • Page 42 Index...
  • Page 43 Contact Us Miranda Technical Support For technical assistance, please contact the Miranda Technical Support center nearest you: Americas Asia Office hours: 9:00 a.m. – 9:00 p.m. (EST) Office hours: 9:00 a.m. – 5:00 p.m. (GMT+8) Telephone: +1-800-224-7882 Telephone: +852-2539-6987 Fax: +1-514-335-1614 Fax: +852-2539-0804...

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