Cabinets - Panasonic DBS-576 Technical Manual

  
Two types of cabinets are used in the DBS 576:
1) the Base cabinet
2) the Expansion cabinet
Each cabinet provides 96 universal ports. Systems can be configured with one to six cabinets in a
"building-block" fashion. The bottom cabinet in a column is the Base cabinet. The middle and top
cabinets in a column must be Expansion cabinets.
The maximum configuration for a fully expanded (6-cabinet) system supports a maximum of 576
ports, and contains two Base cabinets and four Expansion cabinets (see figure below).
Maximum 6-Cabinet Configuration
Each Base cabinet supports up to 96 ports using flexible or universal card slots. Up to two Base
cabinets can be installed in a system.
Multiple slot types are used in the Base cabinet. These slot types are as follows:
Slot type
Power slot
Main processor slot
Flexible slots
Option slots
Optional backup batteries can be installed for system operation in the event of a power failure.


18 Chapter 2 - System Hardware
# of slots Unit type to be installed
1 Accommodates the cabinet power supply. The power supply comes installed in
the cabinet.
1 CPC in first Base cabinet
CBL (expansion interconnection card) in second Base cabinet
12 For trunk cards, station cards, and other circuit cards.
2 For optional cards such as SCC, TSW, and MFR/8.