Panasonic CPC-EX Manuel D’Utilisation
Section 300-Installation
Chapter 6. Double-Cabinet Systems
DBS-2.3/9.2-300
DBS Manual - Revised April 2000
6-3
Guidelines
• Two DBS cabinets can be connected to increase line size. The maximum
line size consists of two DBS 96 cabinets, which provide 192 ports.
• CPC-B and SCC-B are required for two-cabinet systems.
• If ground start or DID trunks are used in both cabinets, separate -48V
supplies must be supplied for each cabinet. If AECs are used in both
cabinets, separate SLT ringer boxes must be supplied for each cabinet.
cabinets, separate SLT ringer boxes must be supplied for each cabinet.
• The following table shows the acceptable combinations of system types
Table 6-1. Trunk and extension port maximums for double-cabinet systems
• Figures 6-1 through 6-6 shows slot usage for two-cabinet combinations.
System
Combinations
Combinations
Trunk Extension
Expansion
Ports
Master
Slave
Ports
Ports
(Trunk lines or
extensions)
extensions)
DBS 40
DBS 40
16
48
8 (See Note 1.)
DBS 72
DBS 40
24
72
0 (See Note 2.)
DBS 72
DBS 72
32
96
8 (See Note 1.)
DBS 96
DBS 40
32
88
16
DBS 96
DBS 72
40
112
16
DBS 96
DBS 96
48
128
16
Notes:
1. The slave cabinet must be used for expansion ports.
2. When a DBS72 and DBS40 are connected, expansion ports cannot be
used.
used.