Grass Valley Profile XP Aug 16 2004 - Manual (Page 35)

Board level block diagram
23 July 2004 Profile XP System Guide 35
Media Storage Subsystem
IMPORTANT: If your Profile XP Media Platform is part of an Open SAN, refer to
the Open SAN Instruction Manual for information about media storage.
The Storage Subsystem is where the video, audio, timecode and other media related data
is stored. This storage system is made up of one or more external RAID level 3 storage
chassis containing Fibre Channel disks. The Profile XP Real Time Subsystem controls
read/write disk operations by sending SCSI protocol commands over one or more Fibre
Channel links.
Platform Resources
The platform resources provide the infrastructure necessary to operate, interconnect, and
integrate all the Application Subsystem, Real Time Subsystem components. The
elements that comprise the Platform Resources are: Multi-slot PCI bus, video & audio
crosspoint fabric, power supply and system cooling.
Board level block diagram
This section describes the Profile XP architecture in more detail using a board level
block diagram. From this discussion you‘ll gain an understanding of the basic signal
flow in the Profile XP system. Use this information when you are installing and setting
up the Profile XP Media Platform.