Polycom DOC2237A Hardware Installation Manual page 99

Polycom video conference bridge hardware & installation guide
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Figure 4-13: General module architecture
Table 4-5: Common functional module components
Component
Card Manager
HDLC Interface
Watch Dog
Memory
The Functional Modules are described in detail in the following segments.
MGC Hardware and Installation Manual
Description
The Card Manager processor.
Provides the interface for the Control bus.
Represents the Watch Dog, power control, and reset
switch.
Represents the RAM for processor general use and
the flash for the card CPU's software and module
specific information such as serial number.
4-27

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