Ross MUX-8552A, User Manual, Page: 12 / 32

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Introduction MUX-8552A User Manual (Iss. 01)
Functional Block Diagram
Figure 1. Simplified Block Diagram of MUX-8552A(-C)
Documentation Terms
The following terms are used throughout this guide:
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“ Frame ” refers to the DFR-8104A and DFR-8110A frames that house the MUX-
8552A card.
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All references to the DFR-8104A and DFR-8110A also include the
DFR-8104A-C and DFR-8110A-C versions with the cooling fan option. See the
respective User Manuals for details.
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“ Operator ” and “ User ” both refer to the person who uses the MUX-8552A .
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“ Board ”, “ Card ”, and “ Module ” all refer to the MUX-8552A board itself,
including all components and switches.
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“ System ” and “ Video system ” refer to the mix of interconnected production and
terminal equipment in which the MUX-8552A operates.
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“ 525-line mode ” refers to broadcast situations using NTSC composite (analog)
signal reference inputs.
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“ 625-line mode ” refers to broadcast situations using PAL-B composite (analog)
signal reference inputs. All references to PAL in this manual imply that PAL-B is
being used.