Huawei RRU3971, Руководство по установке

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Figure 7-20 Installing the second set of RRU mounting brackets
Step 6
Install the fourth RRU onto the fourth main bracket, 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
Figure 7-21 .
Figure 7-21 Installing the fourth RRU on the fourth main bracket
7 Installing the RRU
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