Zhengzhou Youma Trading Co., Ltd. Blogs

An Optical Network Unit (ONU) connects users to a fiber network and provides services such as internet, Wi-Fi, voice, and CATV. Like any network device, an ONU may occasionally lose power, disconnect from the OLT, or provide slow and unstable service. This guide explains the most common ONU problems...

A CATV ONU allows telecom operators to deliver internet and cable TV services over a single fiber. It combines normal PON access with a 1550 nm RF overlay, giving users broadband, Wi-Fi, voice, and television through one compact device. This article explains how the CATV function works, its main ...

Introduction If you work on FTTH (Fiber to the Home) or FTTB network deployment, setting up a GPON ONU (Optical Network Unit) is one of the most fundamental yet critical on-site tasks. A correct ONU configuration ensures stable fiber connectivity, consistent data transmission and full compatibility ...