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Hardware Installation and Maintenance Guide

AR100, AR120, AR150, AR160, AR200, AR1200, AR2200, AR3200, and AR3600

This section provides brief procedure for installing the AR series routers. This document describes preparations before AR series routers installation, installation methods and precautions, AR series routers maintenance, and common methods for troubleshooting typical hardware module faults.

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Huawei uses machine translation combined with human proofreading to translate this document to different languages in order to help you better understand the content of this document. Note: Even the most advanced machine translation cannot match the quality of professional translators. Huawei shall not bear any responsibility for translation accuracy and it is recommended that you refer to the English document (a link for which has been provided).
General Grounding Specifications

General Grounding Specifications

Table 7-21 shows the general grounding specifications.
Table 7-21  General grounding specifications




The working ground and protective ground, including the shielded ground and the lightning-proof ground of the cable distribution frame should share the same grounding conductor.


The cable trays, shells, metal ventilation pipes, metal doors and windows in the equipment room should be grounded for protection.


The metal parts of the equipment which are electrically floating in normal conditions should be grounded for protection.


The ground cable must be connected securely to the protective ground bar of the equipment room.


Do not use other equipment as part of the ground cable or electrical connection.

Updated: 2019-05-17

Document ID: EDOC1000039117

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