Step 7 Remove the dustproof caps from the new optical module and optical connector, and then insert
the optical cable connector into the new optical module.
Step 8 Take off the ESD wrist strap or gloves, and then pack up all the tools.
----End
Postrequisite
l Place the replaced component into the ESD box or bag. Then, place the ESD box or bag
into a carton padded with foam or into the packing box of the new component.
l Fill in the fault form with the details of the replaced component.
l Contact the local Huawei office to handle the faulty component.
5 Replacing Components of the BBU3900
BBU3900
Hardware Maintenance Guide
5-20 Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
Issue 03 (2010-06-05)
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