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Chapter 1 Introduction to the Business Communications Manager Platform Hardware 63
Installation and Maintenance Guide
Figure 24 WAN interface card (international version)
Figure 25 WAN interface card (North American version)
Modem card
Modem card (Standard on North American systems, optional for APAC/EMEA) — a V.90 modem
that sends and receives data using the public telephone system. The modem kit consists of a
modem card, RJ11 interface and connector cable.
The modem connects the Business Communications Manager system to the public switched
telephone network. Figure 26 shows the modem components.
Use the modem connection to:
• manage the Business Communications Manager system from a different location
• provide dialup backup for a WAN card
PCI clamp
press plate
PCI connector
DB25 female
connector
PCI clamp
press plate
PCI connector
T1 CSU connector
DB25 female
connector