Master control switching – Grass Valley Imagestore 750 v.3.0.1 User Manual
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Applications
Three Scenarios
Master Control Switching
The Imagestore 750 can be used as a traditional master control switcher. Automation controls
arm-and-take transitions involving router sources for A/B mixing, keyer control, DVE squeezes,
voice-overs and Intuition XG graphics. iMC panel operators can take manual control of the
channel processor whenever it is required to override automation. Output from the channel
processor is fed back to the station router for distribution to the outside world; media servers,
local monitor walls, and so on. Sources are grouped to make it easier to manage multiple
sources.
The Imagestore 750 is the hub of this control system, managing routing through an NV9000
router control system and using the advanced graphics of an Intuition XG. If the Imagestore 750
ever fails, it can be quickly bypassed using a redundant backup channel.
Fig. 3-2: Master Control Switching
See Chapter 5,
, for details regarding the iMC master control system.