Specifications

Chapter 2: Installation and Configuration 15
Configuring SYNC I/O in the
Pro Tools Session Setup Window
When connected through Loop Sync and en-
abled in the Peripherals dialog, SYNC I/O set-
tings become available in Sync Setup section of
the Pro Tools Session Setup window.
Clock Source
When connected and configured in the Loop
Sync chain, SYNC I/O appears along with your
HD-series audio interfaces in the Clock Source
menu, located in the Session Setup window.
Clock Source can be any device in the Loop Sync
chain. This lets you utilize any digital input
source available on any HD peripheral, includ-
ing the SYNC I/O, simply by selecting that de-
vice and source from the Clock Source menu.
Clock Reference
The selected Clock Source device determines
your choices for clock reference.
When Clock Source is SYNC I/O
When the SYNC I/O is the Clock Source, it is the
Loop Master. Clock, Positional Reference, and
Video Format selectors become active in the
SYNC Setup section of the Session Setup win-
dow.
SYNC I/O Clock Reference choices include In-
ternal/VSO, Video In, Video Reference, LTC, Bi-
Phase, Pilot, AES, and Word Clock. When
SYNC I/O is not the selected Clock Source de-
vice, the Clock Reference menu in the SYNC
Setup section switches to Loop Sync.
To choose a SYNC I/O Clock Reference:
■ Select a SYNC I/O clock choice from the Clock
Reference menu in the Session Setup window.
Session Setup window
See the Pro Tools Reference Guide for more
information on the Session Setup Window.
SYNC I/O selected as the current Clock Source in the
Session Setup window
Clock Source
Session
settings
SYNC
Setup
Time Code
settings
Clock Source
SYNC Setup controls in the Session Setup window
For LTC clock reference, multiple choices
are available from the LTC sub-menu. See
“LTC and Clock Reference” on page 38.
Choosing a SYNC I/O Clock Reference