Aastra OpenCom X320 User Guide - Page 27
Power supply unit and power cord, CAUTION, Cables and terminals, Usage, a/b ports
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Installation Safety precautions Power supply unit and power cord Use only the power supply unit and power cord provided to connect the OpenCom X320 to the mains power supply.Other power supply units and power cords may cause malfunctions or electric shock and damage the OpenCom X320. CAUTION! Never start or operate the OpenCom X320 if the power supply unit or power cord is damaged. Serious danger to life from electric shock may result. Cables and terminals Ensure that all cables are laid in such a way that nobody can walk on or trip over them. Only Upn lines, a/b lines and switching circuits (door opener to actor) may be installed outside buildings. In this case, no S0 terminals may be operated. Outside cables and terminals may only be installed and connected to the OpenCom X320 by qualified specialists observing the appropriate safety measures. OpenCom X320 and all connected terminals must be electrically disconnected from the earth ground (protective earthing). For example: where you have an earthed door, make sure that the door opener connected to the actor port of the OpenCom X320 does not come into contact with the metal parts of the door. Only devices which provide SELV (Separated Extra Low Voltage) may be connected to OpenCom X320. Proper use of authorised devices complies with this stipulation Only terminals which fulfil the technical requirements may be connected to the analogue ports. Please see the chapter on a/b ports starting on page 46 for further information. Use a shielded Ethernet cable (STP cable, Shielded Twisted Pair cable) to connect OpenCom X320 to a local network (LAN, Local Area Network). Usage Make sure no fluids to get into the OpenCom X320: electric shock or short circuit may result. 25