Replacing Blade Rrus In The Icr And Adding Blade Rrus To The Icr - Huawei RRU Hardware Maintenance Manual

RRU
Hardware Maintenance Guide
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4.5 Replacing Blade RRUs in the ICR and Adding Blade
RRUs to the ICR
This section describes procedures for replacing non-blade RRUs in the indoor centralized rack
(ICR) with blade RRUs and adding blade RRUs to the ICR.
Context
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Procedure
Step 1 Wear ESD gloves.
Take proper ESD protection measures, for example, wear ESD gloves, to prevent electrostatic
damage to the boards, modules, or other electronic components.
Step 2 Remove the non-blade RRU to be replaced.
Issue 16 (2015-03-23)
This document applies to 12 L blade RRU. The 18 L blade RRU does not support the
indoor centralized installation.
The attachment plates for installing a blade RRU in an ICR must support RRU
installation in a subrack.
installing an RRU in a subrack or installing a blade RRU in an ICR.
Figure 4-24 Attachment plates for installing an RRU in a subrack or installing a blade RRU
in an ICR
This section describes the procedure for maintaining an RRU in an ICR with a height of
10 U. The maintenance procedure is the same for RRUs in other ICRs, which do not
include the INS12 because it cannot be used for installing RRUs.
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Copyright © Huawei Technologies Co., Ltd.
Figure 4-24 shows the exteriors of attachment plates for
4 Replacing an RRU
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