Huawei RRU3971 Installation Manual page 76

Figure 7-26 Installing the attachment plate onto the rear of the RRU
Step 5 Install the RRU onto the main bracket, as shown in
Figure 7-27 Installing the RRU onto the main bracket
Step 6 Use an inner hexagon torque screwdriver to tighten the captive screw into the holes on the top
of the attachment plate and main bracket to 5 N·m (44.25 lbf·in.) so that the attachment plate
and main bracket are firmly secured, as shown in
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Figure 7-27.
Figure 7-28.
7 Installing the RRU
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