ZyXEL ONU-6040B-21 User Guide - Page 3

Introduction The ONU-6040BF-2x is an optical network unit (ONU) that allows you to enjoy high-speed Internet access over optical networks. The ONU-6040BF-2x comes with one fiber, four 10/100 Mbps RJ-45 ports and one coaxial CATV connector. No configuration is required. On the ONU-6040BF-2x, all device configuration is done remotely by the OLT (Optical Line Terminal). Once you have connected the hardware, you are ready to enjoy Internet access. Two ONU-6040BF-2x models are discussed in this guide: ONU-6040BF-21 (with a 10km transceiver) and ONU-6040BF-22 (with a 20km transceiver). Hardware Connections 1. PON: Follow the steps below to connect an SC-type, single-mode optical cable to the PON port for Internet access. Only qualified technicians should perform these actions! Please skip this section if you are not a qualified technician. 3