User manual

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Horus User Manual
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www.merging.com/horus Page 33
IO & Sync Menu
The IO and Synchronization menu is where the user can select the source of the Horus refere
esse
nce clock. It is
ntial that these settings are configured correctly in order to ensure a clean audio signal through the Horus
unit.
Choose the desired sync source by pressing on the respective Ref
Available Reference Sources are: MADI, Sy
Reference Source erence source.
nc or AES
nce navigatio S) will enable the
m and will cycle
n of another Reference
PTP Clock used to synchronize
clocks throughout a computer network. Also known as IEEE 1588, it is a protocol
stributed system that
of this IEEE
allow for time resolution to the Nanosecond.
indicates that the current Horus is the PTP Master
ve: The Horus is slave to another PTP Master
ltiple Horus’ are used in a
network environment, the Horus set in this order will have the PTP Master priority,
th Clock Algorithm (BMCA):
Wor
AES
MA
5. Internal
6. Ravenna (always slave unless there is no PTP master available)
Sync Color table:
Ref
ere n Selecting a Reference with multiple choices (such as Sync or AE
source navigation. The navigation is performed from top to botto
through in this order at each consecutive press. The selectio
Source will re-select the top entry in the list by default.
The Precision Time Protocol (PTP) is a protocol
designed to s
ynchronize real-time clocks in the nodes of a di
communicates using a network. Ravenna is based on and uses V2
standardized protocol. PTP Clocks
Master:
Sla
The Horus will always try to be the PTP Master. If mu
using e Best Master
1. Video sync
2. d Clock
3.
4. DI
Dark Blue: Signal present
Light Blue: Signal valid
Black: No Signal
Red: Unlocked
Yellow: Locking
Green: Locked