Mbox Pro User Guide v9.0 (PDF) - Digidesign

Using S/PDIF Input
If you are using Pro Tools, use the Hardware
Setup dialog in Pro Tools.
If you are using the S/PDIF input on Mbox with
a third-party CoreAudio-or ASIO-compliant application,
use the Mbox Control Panel to configure
the input. See “General Setup” on page 26.
Mbox Pro supports external sync at sample
rates of up to 192 kHz.
S/PDIF inputs on Mbox Pro can sync to an
external Word clock. See “Word Clock” on
page 23 for configuration information.
To enable S/PDIF when using a third-party
application:
1 Do one of the following:
• On Mac, launch System Preferences (Apple
menu > System Preferences), then doubleclick
Avid Mbox. (You can also open the
Driver Control Panel from the Applications
menu.)
– or –
• On Windows, choose Start > Control Panel >
Mbox.
2 In the Control Panel, choose Setup.
3 Select S/PDIF from the Clock Source pop-up
menu.
To enable S/PDIF when using Pro Tools:
1 Make sure your have connected the external
digital device to the correct Mbox Pro S/PDIF
connector (In and Out).
2 Make sure the external device is powered on,
that it is set to the correct sample rate, and that
it is configured to provide S/PDIF clock (if relevant
to your device).
3 Launch Pro Tools.
4 Choose Hardware > Setup.
5 Click the Clock Source pop-up menu and
choose “S/PDIF.”
Once enabled in the Hardware Setup dialog, the
S/PDIF inputs become active and will pass audio
to Mbox Pro.
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Mbox Pro Setup Guide