Huawei DBS3900 Installation Manual page 130

DBS3900 LampSite
Installation Guide
Figure 8-9 Installing a pRRU on a wall
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Step 6 Optional: Use T20 with hole screwdriver to lock the protection screw on the attachment plate.
See Figure 8-10.
The protection screw protects the pRRU from being removed and must be locked if required.
Figure 8-10 Locking the protection screw
(1) M4 threaded hole
Issue 08 (2016-05-30)
Before installing the pRRU, connect one end of the Ethernet cable to the CPRI_E0 port on pRRU.
It is good practice to perform the installation from the side view to promptly align the hooks with the
rotation axis.
(2) Hole for self-tapping screws
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8 Installing a pRRU3902 or pRRU3911 or
pRRU3911+WIFI
(3) Quincunx screw
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