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MULTI-FUNCTION LD CARD
Contents
Chapter Page
1. Specifications ............................................................................................. 5
2. Introduction ............................................................................................... 8
2.1 Overview .............................................................................................. 8
2.2 Features ............................................................................................... 8
3. Configuration ........................................................................................... 10
3.1 Setting the Switches on the Main Module ....................................... 10
3.2 Setting the Jumpers on the Interface Module ................................ 17
4. Installation ................................................................................................ 22
4.1 The MicroRacks: An Overview ......................................................... 22
4.2 The MicroRacks’ Power Supply ....................................................... 23
4.3 Installing the Multi-Function LD Card in the MicroRack .............. 24
4.4 The RS-232 Serial Cables and Connectors ...................................... 25
4.5 The Modem-to-Modem Line Cables and Connectors .................... 26
4.6 Multipoint Applications .................................................................... 28
5. Operation and Diagnostics ...................................................................... 29
5.1 Status LEDs ........................................................................................ 29
5.2 Diagnostic Testing Using the Error LED ........................................ 31
5.3 Power-Up ........................................................................................... 32
5.4 V.54 and V.52 Diagnostic Tests ........................................................ 33
6. Troubleshooting ...................................................................................... 36
6.1 Calling Your Supplier ....................................................................... 36
6.2 Shipping and Packaging ................................................................... 36
Appendix: Cable Recommendations ............................................................. 37