RRU
Hardware Maintenance Guide
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
Figure 4-26 Removing the attachment plate from the rear of the RRU
2. Remove the handle from the RRU, as shown in Figure 4-27.
Figure 4-27 Removing the handle from the RRU
3. Take the upper and lower attachment plates for installing an RRU in a subrack or
installing a blade RRU in an ICR out of the packing case.
4. Install the upper attachment plate on the upper part of the RRU, and use an M6 torque
screwdriver to tighten the screws on the attachment plate to 5 N·m (44.25 lbf·in.), as
shown in Figure 4-28.
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