American Dynamics Excalibur 168, Installation And Service Manual

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DESCRIPTION
MP168 Matrix Switcher/Control System
MP168 Bay Construction
MP168 Bay Modules
Each Module in the Bay is comprised of two
components:
Bay Housing - Front
The MP168 Bay is a custom made enclosure that
houses all of the components of the MP168 Matrix
Switcher/Controller. The front section of the Bay
houses the Printed Circuit Cards and the Front Panel.
One rack mount ear is affixed to each side of front
section (see Figure 1-2).
•
•
A Circuit Card (see below), and
A Rear Panel Assembly, consisting of:
Rear Panel and Rear Panel Circuit Card
(see page 1-3)
Front Panel Circuit Cards
The Front Panel of the MP168 Bay features a view
window that permits visual monitoring of the UOP
(Unit Operating Properly) LEDs. The Circuit Card for each module resides in the front
section of the MP168 Bay (see Figure 1-2). The Circuit
Card communicates to its corresponding Rear Panel
Assembly through a Mid-Plane. The Mid-Plane has
integral mating connectors in the front and in the rear
for each circuit card to plug into.
The Front Panel is held on by two captive screws for
quick removal during service operations.
Figure 1-2 - MP168 Switcher/Controller Front Panel and Bay
Circuit
Card
UOP LED
Captive
Screw
View
Window
Rack Mount Ears
Rack Mount Ears
Front Panel
MP168 Bay
1-2