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RRU3942&RRU3642
Installation Guide
Figure 7-18 Interchanging the attachment plate at the rear of the RRU with the cover plate on
one side of the RRU
(a) Use an inner hexagon screwdriver to remove the attachment plate from the rear of the RRU.
(b) Remove the cover plate from one side of the RRU, and use a Phillips screwdriver to remove the plastic
screws from the RRU.
(c) Install the plastic screws to the rear of the RRU, and use a torque screwdriver to tighten the screws to 0.25
N·m (2.21 lbf·in.).
(d) Install the cover plate onto the rear of the RRU.
(e) Install the attachment plate to the side of the RRU, and use a torque screwdriver to tighten the stainless steel
screws on the attachment plate to 5 N·m (44.25 lbf·in.).
Step 3 Install the third main bracket, and install the third RRU on the third main bracket, as shown in
Figure
When installing the third main bracket, ensure that the arrows on the main bracket are pointing
down.
Issue 07 (2013-12-30)
7-19.
NOTICE
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
7 Installing the RRU
62
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