RRU
Hardware Maintenance Guide
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
This section describes the procedure for replacing an RRU by reusing a mounting kit.
For how to replace an RRU by using a new mounting kit, see a related RRU installation
guide.
RRUs are in the same type after the replacement but their attachment plates may be
different.
Figure 4-1 shows two kinds of attachment plates for a common RRU.
Figure 4-1 Attachment plate for a common RRU
(1) Attachment plate A for a common RRU
(2) Attachment plate B for a common RRU
An attachment plate for a common RRU is used during the replacement. Attachment
plate A for a common RRU can only be installed together with mounting kit A for a
common RRU, and attachment plate B for a common RRU can be installed together with
mounting kit A or B for a common RRU, as shown in Figure 4-2.
Figure 4-2 Scenarios where an attachment plate for a common RRU is installed together
with a mounting kit for a common RRU
(1) Scenario of attachment plate A for a
common RRU
(2) Scenarios of attachment plate B for a
common RRU
Procedure
Step 1 Wear ESD gloves.
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