Avid Technology HD I/O Manual
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Avid Technology HD I/O Manual

Avid Technology HD I/O Manual

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Summary of Contents for Avid Technology HD I/O

  • Page 1 HD I/O Guide...
  • Page 2 Legal Notices This guide is copyrighted ©2011 by Avid Technology, Inc., (hereafter “Avid”), with all rights reserved. Under copyright laws, this guide may not be duplicated in whole or in part without the written consent of Avid. 003, 96 I/O, 96i I/O, 192 Digital I/O, 192 I/O, 888|24 I/O,...

  • Page 3: Table Of Contents

    Chapter 4. Configuring HD I/O in Pro Tools........
  • Page 4 Chapter 7. HD I/O Calibration Mode Instructions ........

  • Page 5: Chapter 1. Introduction

    HD I/O Features 192 kHz Synchronization HD I/O provides up to sixteen discrete channels of audio input and output, each with a 4-seg- • Loop Sync input and output for connecting ad- ment LED meter. The total available analog and...

  • Page 6: What's Included

    What’s Included Registration • Avid HD I/O audio interface Review the enclosed Registration Information • AC power cable Card and follow the instructions on it to quickly register your purchase online. By registering, • DigiLink Mini cable (18 inches [0.46m]) you become eligible to receive the following: •...

  • Page 7: About This Guide

    About This Guide All of our guides use the following conventions This guide provides a basic overview of the to indicate menu choices and key commands: HD I/O features and functionality. Convention Action For hardware installation instructions for your HD Native hardware, see the HD Native Install File >...

  • Page 8: About Www.avid.com

    Products and Developers products; download demo software or learn about our Development Partners and their plug- ins, applications, and hardware. Get the latest news from Avid News and Events or sign up for a Pro Tools demo. HD I/O Guide...

  • Page 9: Chapter 2. Hd I/O Overview

    Chapter 2: HD I/O Overview This chapter describes the front and back panel features of the HD I/O. HD I/O Front Panel HD I/O Front Panel Power Switch and LED Ring Sample Rate This button turns HD I/O on and off. The LED...
  • Page 10 However, for sample rates higher than rent Loop Master peripheral only, and unlit on 48 kHz, HD I/O generates a choice of 1x, 2x, or all other peripherals. (Only one Avid HD periph- 4x of a base rate of 44.1 kHz or 48 kHz, as eral can be Loop Master at a time.) The Loop...

  • Page 11: Hd I/O Back Panel

    PRIMARY PORT Bay 2: Analog Out card Bay 4: Empty for Optional card HD I/O Back Panel, 8 x 8 x 8 configuration shown Although the HD I/O is a sixteen-channel audio By installing an optional AD Expansion card, interface, it has up to 94 inputs and outputs...
  • Page 12 Most consumer electronics operate at –10 dBV levels, and may not feature balanced inputs and outputs. You can connect –10 dBV The HD I/O Analog Out card contains a single signals to the –10 dBV inputs, but you will DB–25 connector and Output Trims for eight need to make sure that the negative terminals channels of analog audio output.
  • Page 13 DB–25 connectors for eight channels of TDIF TDIF input and output. Conforms to standard The right half of the back panel of HD I/O fea- eight-channel TDIF pinouts. For more informa- tures a set of non-removable connectors that are tion, see Chapter 6, “Pinout Diagrams for the mounted to the enclosure.
  • Page 14 This port is only available when HD I/O is con- nected directly to an HD Native or Pro Tools|HD card (it is not available when the HD I/O is con- nected to the Expansion Port on another audio interface).
  • Page 15 (www.avid.com). DigiLink Mini Cables WD CLOCK IN and OUT Use DigiLink Mini cables to connect HD I/O to The Word Clock I/O ports are standard BNC an HD Native card, as well as to other Avid HD connectors that receive and output word clock audio interfaces (such as another HD I/O or HD signal.
  • Page 16 Pro Tools|HD audio interfaces and SYNC HD). AC Power This connector accepts a standard AC power ca- ble. HD I/O is auto power-selecting (100V to 240V) and will automatically work with a stan- dard modular cable (IEC) to connect to AC power outlets in any country.

  • Page 17: Chapter 3. Connecting Hd I/O

    Expan- before operating the system. Failure to do so can sion port on the back of HD I/O or the second result in the units overheating very quickly, DigiLink Mini Port on the HD Native card. See which can permanently damage sensitive com- “Connecting HD I/O to HD Native Cards”...

  • Page 18: Connecting Hd I/O To Hd Native Cards

    Connecting HD I/O to HD Native Cards To connect HD I/O to an HD Native card: Connect HD I/O Primary Port to the DigiLink Mini Port 1 on the HD Native card using the included  DigiLink Mini cable. Figure 1. HD I/O connected to the DigiLink Mini Port 1 on an HD Native card...
  • Page 19 Connect the Loop Sync Out of the last interface to the Loop Sync In of the primary interface or SYNC peripheral with a BNC cable. Figure 2. DigiLink Mini and Loop Sync connections for two HD I/Os with HD Native Chapter 3: Connecting HD I/O...

  • Page 20: Connecting Hd I/O To Pro Tools|Hd Cards

    DigiLink cable (included with your Pro Tools|HD system) and a DigiLink to DigiLink Mini adapter. Do one of the following: • Connect the Primary Port of the second HD I/O to the Expansion Port on the first HD I/O with the included 18-inch DigiLink Mini cable. – or –...
  • Page 21 Connect the Loop Sync Out of the last interface to the Loop Sync In of the primary interface or SYNC peripheral with a BNC cable. Pro Tools|HD Accel Core card Pro Tools|HD Accel card Figure 4. Making DigiLink and Loop Sync connections with two Pro Tools|HD cards, one HD OMNI, and three HD I/Os Chapter 3: Connecting HD I/O...
  • Page 22 HD I/O Guide...

  • Page 23: Chapter 4. Configuring Hd I/O In Pro Tools

    Chapter 4: Configuring HD I/O in Pro Tools This chapter explains how to configure To change the default Sample Rate for new sessions: Pro Tools for use with HD I/O. If a Pro Tools session is currently open, close For more information about configuring Pro Tools, see the Pro Tools Reference Guide .
  • Page 24 (at all sample rates) AES/EBU [Encl] • (Single Wire in stereo pairs at AES/EBU 1–8 all sample rates) • (in stereo pairs at AES/EBU 1–4 (Dual Wire) 176.4 and 192 kHz) • (at 44.1 and 48 kHz) ADAT 1–8 HD I/O Guide...

  • Page 25: Configuring Hd I/O

    Identify left corner of the Hardware Setup dialog. This il- If you have at least one HD I/O AD card, click luminates all the LEDs on the front panel of the tab and configure the options. If Analog In selected audio interface.
  • Page 26 Pro Tools mixer. HD I/O Hardware Setup, Digital page HD I/O Hardware Setup, Main page (8 x 8 x 8 shown) At session sample rates above 48 kHz, sam- ple rate conversion for the TDIF and Optical...
  • Page 27 Provides up to two channels of AES/EBU I/O Expansion cards you have installed (for ex- AES/EBU input. ample, if no HD I/O AD card is installed, no an- alog inputs will be available). Two channels of S/PDIF (coaxial) input. S/PDIF...
  • Page 28 HD I/O Attenuates the incoming analog signal, Soft Clip AD card. If no HD I/O AD Expansion card is in- providing extra protection from temporary clip- stalled, these tabs are not available. ping transients that can cause digital distortion when they exceed the maximum input of the unit.
  • Page 29 HD I/O Digi- HD I/O Hardware Setup, Digital Format options at 44.1 kHz tal card. If no HD I/O Digital Expansion card is installed, these tabs are not available. HD I/O Hardware Setup, Digital Format options at...
  • Page 30 S/MUX). Enable this option for eight channels ADAT 1–8 of ADAT input. This is the only option available at sample rates of 44.1 kHz and 48 kHz. This op- tion is not available at higher sample rates. HD I/O Guide...
  • Page 31 Set To Default Wire mode. factory defaults, except for the Digital Format setting in the Main page. SRC enabled for AES/EBU Input channels 1–2 and 3–4 at a Sample Rate of 96 kHz Chapter 4: Configuring HD I/O in Pro Tools...

  • Page 32: Using Input Trims

    +4 dBu setting on the HD I/O. Input Trims HD I/O is calibrated at the factory for 18 dB  The Input Trims below the two DB–25 connec- headroom at the +4 dBu setting.

  • Page 33: Chapter 5. Adding Or Removing I/O Cards

    Removing the top cover screws (albeit with reduced I/O capabilities). Lift off the top panel of the HD I/O and set it Legacy 192 I/O AD, DA, and Digital Option aside.
  • Page 34 (if you are not sending it to Avid for service). Firmly grasp the 50-pin cable connector to the HD I/O chassis and gently pull to remove it (be sure to keep the cable in a safe place). Removing the screws securing an I/O card...

  • Page 35: Installing An Expansion I/O Card

    Put the screws in a safe place. Lift off the top of the HD I/O and set it aside. If necessary, do one of the following: • Remove the screws on the cover over the empty bay where you want to install an Ex- pansion card.
  • Page 36 Be very careful not to bend any of the pins or to over-stress the card. Securing the I/O card to the back panel of the HD I/O Locate the raised ridge in the middle of the connector on one end of the 50-pin cable that connects the I/O card to the HD I/O chassis.
  • Page 37 Whenever a card is added or removed from a HD I/O, the routing in the Hardware Setup dialog reverts to the default assignments. If you have complex routing and or mirroring...
  • Page 38 HD I/O Guide...

  • Page 39: Chapter 6. Pinout Diagrams For The Db-25 Connectors

    Chapter 6: Pinout Diagrams for the DB-25 Connectors Analog Output DB-25 Analog Input (+4 dBu) DB-25 +4" Analog Outputs CH1_HOT CH1_HOT CH1_COLD CH1_COLD CH1_GND CH1_GND CH2_HOT CH2_HOT CH2_COLD CH2_COLD CH2_GND CH2_GND CH3_HOT CH3_HOT CH3_COLD CH3_COLD CH3_GND CH3_GND CH4_HOT CH4_HOT CH4_COLD CH4_COLD CH4_GND CH4_GND...

  • Page 40: Analog Input (-10Dbv) Db-25

    CH3_HOT CH56_RCV_COLD CH3_COLD CH56_RCV_GND CH3_GND CH78_RCV_HOT CH4_HOT CH78_RCV_COLD CH4_COLD CH78_RCV_GND CH4_GND CH12_XMT_HOT CH5_HOT CH12_XMT_COLD CH5_COLD CH12_XMT_GND CH5_GND CH34_XMT_HOT CH6_HOT CH34_XMT_COLD CH6_COLD CH34_XMT_GND CH6_GND CH56_XMT_HOT CH7_HOT CH56_XMT_COLD CH7_COLD CH56_XMT_GND CH7_GND CH78_XMT_HOT CH8_HOT CH78_XMT_COLD CH8_COLD CH78_XMT_GND CH8_GND NC_1 NC_1 HD I/O Guide...

  • Page 41: Tdif Db-25

    TDIF DB-25 CH12_RCV_DATA GND1 CH34_RCV_DATA GND2 CH56_RCV_DATA GND3 CH78_RCV_DATA GND4 CH12_XMT_DATA GND5 CH34_XMT_DATA GND6 CH56_XMT_DATA GND7 CH78_XMT_DATA GND8 RCV_LRCK RCV_EMPHASIS CLK+CTRL RCV_FS1 RCV_FS0 XMT_LRCK XMT_EMPHASIS CLK+CTRL XMT_FS1 XMT_FS0 GND9 DB25F_RA_TDIF FB30 FB31 22PF 22PF GND_C GND_C GND_C GND_A GND_A Chapter 6: Pinout Diagrams for the DB-25 Connectors...
  • Page 42 HD I/O Guide...

  • Page 43: Chapter 7. Hd I/O Calibration Mode Instructions

    The concept of headroom is slightly different for your mixing console. analog and digital devices. The HD I/O has +4 dBu and –10 dBV inputs, and Most analog devices allow for a certain Analog +4 dBu outputs, each with its own trim pot for amount of headroom above 0 VU.

  • Page 44: Calibrating The Hd I/O

    For example, to have 12 dB of headroom above To create a session for calibrating your HD I/O: 0 VU with the HD I/O, you must align the in- Launch Pro Tools and create a new session. coming 0 VU 1kHz tone to a level of –12 dBFS.
  • Page 45 It is best to calibrate the inputs with the back of Inputs to its respective I/O input. Then set the the HD I/O facing you and the Pro Tools screen output of each of these Auxiliary Inputs to an well in sight. If you cannot see the Pro Tools unused bus pair (for example Bus 3–4).

  • Page 46: Switching Jumpers On The Analog Output Card

    To switch the jumpers for output channels on an Switching Jumpers on the Output card: Analog Output Card Remove the Output card from the HD I/O chas- sis (as described in Chapter 5, “Adding or Re- Each Analog Output card for HD I/O provides a moving I/O Cards”).

  • Page 47: Appendix A. Compliance Information

    Appendix A: Compliance Information Proposition 65 Warning Environmental Compliance This product contains chemicals, including lead, Disposal of Waste Equipment by Users known to the State of California to cause cancer and in the European Union birth defects or other reproductive harm. Wash hands after handling.

  • Page 48: Emc (Electromagnetic Compliance)

    EMC Directive 2004/108/EC and Low Voltage Any modifications to the unit, unless expressly approved by Directive 2006/95/EC. Avid, could void the user's authority to operate the equipment. Korean EMC Regulations Argentina Conformity HD I/O Guide...

  • Page 49: Safety Compliance

    The main power switch is located on the front panel of the 5) Do not use this equipment near water. HD I/O. It should remain accessible after installation. 6) Clean only with dry cloth. 18) The equipment shall be used at a maximum ambient temperature of 40°...
  • Page 50 HD I/O Guide...
  • Page 52 Avid Technical Support (USA) Product Information 2001 Junipero Serra Boulevard Visit the Online Support Center at For company and product information, Daly City, CA 94014-3886 USA www.avid.com/support visit us on the web at www.avid.com...

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