Specifications

MULTI-FUNCTION LINE DRIVER
Contents
Chapter Page
1. Specifications ............................................................................................. 1
2. Introduction ............................................................................................... 4
2.1 Overview .............................................................................................. 4
2.2 Features ............................................................................................... 4
3. Configuration ............................................................................................. 5
3.1 Where the Switches Are ...................................................................... 5
3.2 Configuration Switch “SW1” .............................................................. 6
3.3 Configuration Switch “SW2” .............................................................. 8
4. Installation ................................................................................................ 11
4.1 The Modem-to-Modem Line Cables and Connectors .................... 11
4.2 RS-232 Serial Connections ............................................................... 18
5. Operation and Diagnostics ...................................................................... 20
5.1 Status LEDs ........................................................................................ 20
5.2 Test Switches ..................................................................................... 21
5.3 V.54 and V.52 Diagnostic Tests ........................................................ 21
6. Troubleshooting ...................................................................................... 25
6.1 Calling Black Box .............................................................................. 25
6.2 Shipping and Packaging ................................................................... 25
Appendix A: Cable Recommendations ......................................................... 26
Appendix B: Block Diagram .......................................................................... 28