Step 3
Put on ESD gloves.
Step 4
Record the horizontal angle and vertical angle of the RRU3931E. Pay attention to the
direction.
Step 5
Record cable connection positions on the bottom and side maintenance cavities of the
RRU3931E.
Step 6
Remove the cables on the RRU3931E bottom and side maintenance cavities from external
devices.
When removing an RF jumper, hold tightly the metal part (in the red dotted circle in
Figure
1-1
) of the Smart-type N male connector and pull it down with proper force. See
Figure 1-1
.
Figure 1-1
Removing an RF jumper
Step 7
Use an M10 hex key screwdriver to remove the angle adjusting screw on the top of the
RRU3931E attachment plate. Push the RRU3931E and its attachment plate upward out of the
angle adjusting mounting bracket. See
Figure 1-2
.
NOTICE
When demounting a RRU3931E, hold the handles tight and gently lift the RRU3931E to
prevent it from falling.
RRU3931E
Site Maintenance Guid
1 RRU3931E Site Maintenance Guide
Issue Draft A (2016-03-30)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
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