2N - VoiceBlue LiteFig. 2 – Top View2.2. Brief Installation Guide• Proper mounting – 2N – VoiceBlue Lite is designed forsuspension on a vertical surface. Fit the holder included in thedelivery on a wall and hang the gateway on it. For details onthe prescribed working position and other recommendationsrefer to Subs. 2.3.• Cable connection – connect the gateway using an Ethernetcable to your VoIP PBX (or any other VoIP terminals). Formore details on proper wiring refer to Subs. 2.4.• Antenna connection – connect an external antenna cable intothe SMA antenna connector. Place the antenna on a place witha good GSM signal (refer to Subs. 2.5).• Gateway power supply – the delivery includes a mainsadapter. Make sure that an antenna has been attached to theantenna connector before supplying voltage. Plug in theadapter connector into the GSM gateway and the poweradapter into a wall socket. The gateway turns on immediately(see Subs. 2.6).9