Huawei DBS3900 Installation Manual page 32

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RRU3249

Installation Guide

Figure 6-4 Incorrect installing method

Step 3 Install the RRU on the upper mounting bracket, and tighten the screws on the bracket to 40 N·m

(354.03 lbf·in.) to 45 N·m (398.28 lbf·in.), as shown in

Figure 6-5 Installing the RRU on the upper mounting bracket

Step 4 Install the lower mounting bracket on the RRU and pole (An L plate is required at the bottom

of the backplane), use a level to check that the mounting support is level, and tighten the screws

on the bracket to 40 N·m (354.03 lbf·in.) to 45 N·m (398.28 lbf·in.), as shown in

Issue DraftA (2015-05-30)

Huawei Proprietary and Confidential

6 Installing the RRU

Figure

6-5.

Figure

6-6.

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