Panasonic CPC-EX - Manual (Page 21)

Section 300-Installation Chapter 2. System Overview
DBS-2.3/9.2-300 DBS Manual - Revised April 2000 2-3
Cabinet Description
Panasonic’s Digital Business System (DBS) is a hybrid telephone system that
can be used as a key service unit (KSU) or a private branch exchange (PBX).
The DBS cabinet includes an AC power supply, backup batteries (optional),
dedicated card slots, and a central connector panel for line and trunk
connections.
Figure 2-1. The DBS cabinet (DBS 96 shown)
In addition to trunk and line connection, the connector panel is used to
connect peripheral equipment such as paging speakers, external ringers, and
music-on-hold/background music sources. Figure 2-2 on page 2-4 shows
trunk and line connections, as well as some peripheral connections.
Peripheral connections are covered in detail in Chapter 5, “Peripheral
Equipment.”
C N 11
C N 12
C N 13 C N 14
C N 15
C N 6
SW 1
C N 3
TRK1 TRK2 TRK3 EC1 EC2 EC3 EC4 EC5 EC6 EC7 EC8 EC/TRK SCC CPC AUX1 AUX2
C N 5 C N 4 C N 2
C N 1 C N 1
C onnector Panel
C ard
Slots
Pow er Supply
Pow er Sw itch
B atteries
STATU S
LED
R A M H O LD
R A M C LR