Quick S Tart S Etup G Uide; Physical I Nstallation - Omnia .9 Installation And Operation Manual

Quick S tart S etup G uide
We know that you're probably in a hurry to get your new Omnia.9 installed and on the air. If you
have technical expertise and previous knowledge of audio processor fundamentals, this Quick-­‐Start
Setup G uide w ill g et y ou u p a nd r unning a s q uickly a s p ossible.
We suggest having an assistant on hand when racking up Omnia.9 to help balance the unit during
installation, a nd s trongly r ecommend u sing a ll 4 r ack s crews f or t he b est s upport. A lthough O mnia.9
is f an c ooled, l eaving a n e mpty r ack s pace d irectly a bove a nd b elow t he u nit i s a dvisable.
Physical I nstallation a nd I nitial C onfiguration
Connect A C p ower t o b oth o f t he i nternal p ower s upplies. T here i s n o p ower s witch. F ailure
to use both power supplies is interpreted by the unit as a failure in one of the supplies and
will r esult i n a n a udible a larm.
Connect the audio inputs as appropriate for your installation. Omnia.9 accepts balanced
professional line-­‐level analog audio via its Left and Right Inputs in the Main Analog I/O
section of the rear panel, or AES/EBU digital audio on standard XLR connectors via its Main
and AES Reference Inputs in the Main Digital I/O section of the rear panel and Aux Digital
Input i n t he A ux D igital I /O s ection.
A W ord a bout A ES R eference a nd S ample R ates: I f y ou n eed t o s ync t he O mnia.9 t o a n e xternal
reference, use the AES Reference Input to ensure that the externally generated reference w ill be
used a s t he m ain c lock f or t he O mnia.9. H owever, O mnia.9's m ain s ample r ate M UST b e s et t o
match t he r ate o f t he e xternal r eference a t e ither 4 4.1 o r 4 8kHz. T hese s ettings a re f ound i n t he
System Configuration portion of the System menu. For HD radio, a sample rate of 44.1kHz is
required. Sample rate converters are present on both the Main Digital In and Aux Digital In
connections, a nd a ccept a ny A ES s ignal f rom 3 2 – 1 92kHz.
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