Chapter 4. Example Operations104 TSU 120 User Manual 61200.129L1-1Using the same operational methods as before, selectitem 2)RATE to change from 64K mode to 56K mode.Scroll to continue viewing the remainder of the menuselections, comparing all the settings against theconfiguration chart.Cancel returns to the PORT menu. Scroll to changethe port designation to 0.2 DSX-1.Enter the DSX-1 Configuration menu.The TSU 120 is now completely configured andcapable of passing data from the PBX and the DTE.Prior to actually using the configuration to pass voiceand data, it is recommended that tests be run on thecircuit.