Huawei DBS3900 Installation Manual page 215

DBS3900 LampSite
Installation Guide
Issue 08 (2016-05-30)
Figure 10-1 Marking anchor points
b. Drill holes at the anchor points, and install expansion bolt assemblies, as shown in
Figure 10-2. The diameter of the hole is 6 mm, and the depth is 25 mm to 30 mm.
Figure 10-2 Drilling holes and installing expansion bolts
c. Place the Extender-PoE90 in the corresponding position and use an M4 Phillips
screwdriver to tighten the screws to 1.4 N•m, as shown in Figure 10-3.
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10 (Optional) Installing the Extender-PoE90
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