Installing the Unit2-2 7924-A2-GB20-10PRELIMINARY DRAFTJune 1997Connecting Power to the UnitHDSL DS-148 VDC150 mAPower97-15356DSX-1-Compatible HotWire 7924 – Rear PanelHDSLV.3548 VDC97-15264V.35-Compatible HotWire 7924 – Rear PanelAs described in Chapter 1, there are several options for power cords, dependingon your power source (120 Vac, 230 Vac, or –48 Vdc).Your package may also include a country-specific adapter. To obtain informationon the various power cord adapters available, refer toWarranty, Sales, andService Information on page A at the beginning of this User’s Guide.If your package includes a 120 Vac or 230 Vac power cord with transformer: Plugthe power transformer into an available 115/230 Vac power outlet, running thepower lead to the unit housing. Neatly route the –48 Vdc cable to the housing,securing the cable to the wall and providing strain relief. Connect the power leadinto the – 48 Vdc plug on the rear panel.If your package did not include a power cord: Connect the unit into an external– 48 volt power source.