Specifications

Chapter 4: Configuring HD I/O in Pro Tools 25
Digital Page
The Digital page of the Hardware Setup dialog
lets you set the
Input Format and Sample Rate
Conversion
for any Digital I/O cards installed in
HD I/O.
If you have only a single Digital I/O card in-
stalled, a single
Digital tab is available. If you
have two HD I/O Digital Expansion cards in-
stalled, the tabs
Digital 1–8 and Digital 9–16 are
available. The
Digital (one Digital card), or the
Digital 1–8 and Digital 9–16 (two Digital cards)
pages all provide the same controls for the cor-
responding physical inputs on the HD I/O Digi-
tal card. If no HD I/O Digital Expansion card is
installed, these tabs are not available.
Digital Format
Select from the following digital formats for the
HD I/O Digital card. Depending on the sample
rate, different Digital Format options are avail-
able.
HD I/O Hardware Setup, Digital page
At session sample rates above 48 kHz, sam-
ple rate conversion for the TDIF and Optical
(ADAT) inputs on the HD I/O Digital card is
automatically enabled on all eight inputs of
the selected format—unless you are using
Optical (ADAT S/MUX).
HD I/O Hardware Setup, Digital Format options at
44.1 kHz
HD I/O Hardware Setup, Digital Format options at
96 kHz
HD I/O Hardware Setup, Digital Format options at
192 kHz