Huawei DBS3900 Installation Manual page 80

RRU3260
Installation Guide
(1) Main bracket
Step 6 Use an inner hexagon screwdriver to remove the attachment plate from one side of the RU,
reinstall the attachment plate onto the rear of the RU, and tighten the four stainless screws to 5
N· m (44.25 lbf· in.), as shown in
Figure 8-41 Installing the attachment plate onto the rear of the RU
Step 7 Install the RU onto the main bracket, as shown in
Figure 8-42 Installing the RU onto the main bracket
Step 8 Use an inner hexagon 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
Issue 05 (2014-06-30)
(2) Pole installation bracket
Figure
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8-41.
Figure 8-42.
Figure 8-43.
8 Installing the RU
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