Avaya 555-231-743 manual Switch-to-PMS Link

GuestWorks and DEFINITY ECS Release 9	Issue 1
Technician Handbook for Hospitality Installations 555-231-743	November 2000
Installing the System
Connecting the Hospitality Adjuncts	54

Switch-to-PMS Link

This connection is used to transfer the normal hospitality information, such as names registration, check-in, check-out, and so on, between the switch and the PMS.

Parts List

■One digital communications protocol (DCP) port on the switch; the 8400B data module uses a TN2214 or TN2224 2-wire digital port, and the 7400A and 7400B data modules use a TN754C 4-wire digital port.

■Standard cross-connect hardware

■One D8W modular cord

■One 8400B data module optioned as shown on page 56, a 7400A DCP data module optioned as shown in Table 5 on Page 57, or a 7400B DCP data module optioned as shown on page 58

■One DB9-to-DB25 transition cable when using the 8400B data module

■One M25A or M25B cable (or equivalent 25-pin straight-through cable); see “Appendix A — Parts List” on page 242 .

Distance Limits

The distance limit when connecting a data module to a TN2214 or TN2224 with 24 AWG wire is 3500 feet (1067 meters). The distance limit when connecting a data module to a TN754C is 5000 feet (1524 meters) with 24 AWG wire, and 4000 feet (1219 meters) with 26 AWG wire.