The Rear Panel
of the CP-220A
The rear panel of the CP-220A contains two fuses and a
variety of connection points for several types of devices and
services, each of which will be discussed below.
FIGURE 1-6
The CP-220A’s rear panel is equipped
with a variety of connectors for
attachment to devices in the “outside
world.” Among them: a Printer, used to
provide a “hard copy” of all events
passing through the receiver; and a
Computer, used to automate Central
Station operations.
•
AC Power
• a
Standby Battery
• an
Earth Ground connector
• incoming
Telephone Service
• connections to test the interaction between a Digital
Communicator and the Line Cards in the CP-220A
without the need for telephone service
• a
Printer
for logging events
• a
Computer
for Central Station Automation
• a remote alerting
Sounder
• a remote
Listen-In Speaker
or tape recorder
• a
Modem
for remote communication of the data received
by the CP-220A
The details of each of these devices and their connections are
discussed below.
AC Power
The AC Line Cord at the lower right of the rear panel is
plugged into a 120 Volt AC / 60 Hertz (Hz) source of
commercial power, which must not be switch-controlled.
Because the CP-220A has no ON/OFF switch, it will power
up as soon as it's plugged in.
CP-220A Central Station Receiver
Section 1: Getting Acquainted Page 1-11
Hook-Up and Installation Manual
