User Guide

Table Of Contents

Step 6 Insert the optical connector into the new optical module.

Step 7 Check the transmission of CPRI signals by observing the status of CPRI0 and CPRI1 indicators.

For details about the status of the indicators, see the ports and indicators on an AAU of related

manuals of RRU hardware descriptions.

Step 8 Take off the ESD wrist strap or ESD gloves, and pack up all tools.

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Follow-up Procedure

l Place the replaced component into an ESD box or bag. Then, place the ESD box or bag

into a foam-padded carton or the packing box of the new module.

l Complete the fault form with detailed information about the replaced component.

l Contact the local Huawei office to handle the faulty component.

AAU3940

Hardware Maintenance Guide 5 Replacing the Optical Module

Issue 01 (2015-01-15) Huawei Proprietary and Confidential