Huawei DBS3900 Installation Manual page 38

DBS3900 LampSite
Installation Guide
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Step 2
Determine the position on the wall for installing the RHUB based on the requirements in the
engineering blueprint and 6.1.2 Installation Clearance Requirements. Place the RHUB to the
Issue 08 (2016-05-30)
Use a torque screwdriver or Phillips screwdriver to remove the mounting ears on both
sides of the RHUB by removing the four M4× 8 screws, as shown in Figure 6-23.
Figure 6-23 Removing screws and mounting ears
Rotate the mounting ears 90 degrees clockwise, and use a torque screwdriver or Phillips
screwdriver to secure the mounting ear with a torque of 1.4 N•m, as shown in Figure
6-24.
Figure 6-24 Installing mounting ears and screws
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6 Installing an RHUB
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