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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