9/24/01 9-15

Chapter 9

Battery Reversal FXS & Dial Pulse Origination Card
Contents of This Chapter:

9.1 About This Chapter

This chapter describes how to configure the Access Bank II Battery Reversal Foreign Exchange Sta-
tion and Dial Pulse Origination (BRFXS/DPO) 12-channel voice card for connection to T1 public
network services and provides instructions for:
Setting Transmit and Receive Levels
Setting the FXS with battery reversal and DPO
Performing Voice Channel Monitoring and Testing

9.2 Description of the BRFXS/DPO Card

The BRFXS/DPO 12-channel voice card can be configured to operate either as a battery reversal
FXS card or as a Dial Pulse Origination (DPO) card. In the battery reversal mode, the BRFXS/DPO
About This Chapter .................................... 1 Self Test Loopbacks................................. 9
Description of the BRFXS/DPO Card ........2
Overview of Operation ............................... 2
BRFXS/DPO Applications .......................... 3
Setting the Transmit and Receive Levels ..4
Battery Reversal FXS Loop-Start ..............8
Dial Pulse Origination (DPO)................... .. 8
BRFXS/DPO Voice Ch Monitoring & Testing 8
Busying Out BRFXS/DPO Channels .........8