RRU
Hardware Maintenance Guide
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
About This Document
Purpose
This document describes routine maintenance procedures for an RRU such as equipment
maintenance and power-on and power-off operations. It also explains how to replace the RRU
and optical modules.
The RRUs involved in this document are the RRUs in SingleRAN, GSM, UMTS, LTE FDD,
and LTE TDD modes.
If LTE is used rather than LTE FDD or LTE TDD in this document, the LTE mode can be the LTE FDD
mode or LTE TDD mode. If eNodeB is used rather than eNodeB FDD or eNodeB TDD in this document,
the eNodeB can be an eNodeB FDD or a eNodeB TDD.
Product Versions
The following table lists the product versions related to this document.
SRAN6.0 and later versions
V100R004C00 and later
versions
GBSS13.0 and later versions
V100R013C00 and later
versions
RAN13.0 and later versions
V200R013C00 and later
versions
eRAN2.1 and later versions
V100R003C00 and later
versions
eRAN2.1 TDD and later
versions
V100R003C00 and later
versions
Intended Audience
This document is intended for:
System engineers
Site maintenance personnel