User Manual
Table Of Contents
HD I/O Guide2
Synchronization
• Loop Sync input and output for connecting
additional Pro Tools|HD interfaces and pe-
ripherals
• External Clock input and output for synchro-
nizing HD I/O with external Word Clock de-
vices
Expandability
• Optional addition of I/O cards to expand ana-
log or digital I/O
• Simultaneous use of multiple Pro Tools|HD
audio interfaces to further expand system in-
put and output (for more information see the
Expanded Systems Guide)
What’s Included
• HD I/O audio interface
•AC power cable
• DigiLink Mini cable (18 inches [0.46m])
• DigiLink to DigiLink Mini adapter cable
• BNC cable (18 inches [0.46m])
• HD I/O Guide
• Health and Safety Guide
• Registration Information Card
System Requirements and
Compatibility Information
HD I/O requires a qualified Pro Tools|HD
system.
Avid can only assure compatibility and provide
support for hardware and software it has tested
and approved.
For complete system requirements and a list of
qualified computers, operating systems, hard
drives, and third-party devices, visit:
www.avid.com/compatibility
Registration
Review the enclosed Registration Information
Card and follow the instructions on it to quickly
register your purchase online. By registering,
you become eligible to receive the following:
• Information regarding technical support
• Software update and upgrade notices
• Limited warranty on hardware
About This Guide
This guide provides a basic overview of the
HD I/O features and functionality.
For complete instructions on connecting and
configuring your Pro Tools|HD system, see the
Pro Tools|HD User Guide.
For additional information about using
Pro Tools software, see the Pro Tools Reference
Guide (in Pro Tools, choose Help > Pro Tools
Reference Guide).