Polycom DOC2238A - Manual (Page 99)

MGC+ Hardware and Installation Manual
4-19
Figure 4-9: General module architecture
Table 4-6: Common functional module components
Component Description
Card Manager
The Card Manager processor.
HDLC Interface Provides the interface for the Control bus.
Watch Dog Represents the Watch Dog, power control, and reset
switch.
Memory Represents the RAM for processor general use and
the flash for the card CPU’s software and module
specific information such as serial number.