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GuestWorks and DEFINITY ECS Release 9
Technician Handbook for Hospitality Installations
555-231-743
Issue 1
November 2000
Installing the System
43Connecting the Hospitality Adjuncts
Stand-alone Call Accounting System Link
Using the DCE Port
This connection is used to transfer CDR information to a stand-alone call
accounting system. This connection is valid for a
csi
or
si
system.
Parts List
■ The DCE port on the switch (this port is found on the Processor Interface
Cable of a
csi
system labeled as J2)
■ One M25A or M25B cable plus gender changers as needed (or
equivalent 25-pin straight-through cable) to connect from the DCE port to
the interface port on the call accounting system.
Distance Limits
The distance limit from the switch to the stand-alone call accounting system is 50
feet (15.2 meters). If the distance from the switch and the call accounting system
is more than 50 feet (15.2 meters), or if the switch is an
r
system, see “Switch-to-
Call Accounting Link using DCP Data Modules” on page 46.
Cabling Diagram
Figure 14 shows the connection between the DCE port on a
csi
or
si
system and a
stand-alone call accounting system.
Figure 14. Switch-to-Call Accounting Link (Stand-Alone Call Accounting
System)
DCE (si)
DCE (J2) (csi)
Switch
50 Ft. Maximum
Standalone
Call Accounting
Call
Accounting
Port
Demarcation
Point
M25A or M25B
RS232 Cable
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eia2gca.cdr