Manual De UsuarioTabla de contenidosSpecifications8Introduction102.1 Physical Description102.2 Functional Description112.2.1 Encoder Modulator112.2.2 Modulation Timing122.2.3 Signal Levels122.2.4 Receiver122.2.5 V.54 Diagnostics132.2.6 Test-Pattern Generator and Receiver132.3 Applications13Configuration153.1 Placement of the Standalone Version153.2 Installing the Card Version in the RackNest 2/14153.3 Configuring the Standalone or Card Version17Installation214.1 Installing the Standalone Version in 19" Racks214.1.1 Overview214.1.2 Installing a Single Unit in a 19-Inch Rack214.1.3 Installing Two Standalone Units in a 19-Inch Rack224.2 Installing the 256-kbps Rackmount Card Version244.3 Connecting Data Cables334.3.1 Power Connection334.3.2 LINE Connection344.3.3 DTE Connection34Operation365.1 Controls and Indicators365.2 Operating Procedure38Troubleshooting396.1 Loop Tests396.2 Bit-Error-Rate Tester (BERT)396.3 The Modem Self-Test416.4 Local Analog Loopback416.5 Remote Digital Loopback436.6 Local Digital Loopback446.7 Calling Black Box456.8 Shipping and Packaging46Appendix: Maximum Distances47Tamaño: 700 KBPáginas: 49Language: EnglishManuales abiertas