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Resilience to failure (redundancy)
Internal bay
processor
Dual redundant
internal master
controller
Dual redundant
internal router
Cat6/optical
'snake'
This diagram gives a
more detailed
illustration of the
interconnections in a
standard FOH and
stage monitor set up.
X
Figure 4: System interconnections
DL451 Modular I/O
Operator Manual
Control and
audio data
Local I/O units
N + 1 redundant
spare
Mic
splitters
(shared)
I/O units
DSP
units
N + 1 redundant
spare DSP unit
49
XL8 Control Centre
Control data
Audio data
Router
Clock sync
Monitor
FOH
Y
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