Huawei RRU3269 - Installing an RRU Alarm Cable

RRU3269
Installation Guide
9 Installing RRU Cables
Issue Draft B (2018-05-15)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
109
Figure 9-20 Waterproofing the connector on the AISG multi-wire cable
(1) Waterproof tape
(2) PVC insulation tape
f. Route the cables according to the instructions in 9.1 Cabling Requirements.
g. Label the installed cables according to the instructions in Attaching an L-Shaped
Label.
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9.8 Installing an RRU Alarm Cable
This section describes the procedure for installing an RRU alarm cable.
Procedure
Step 1 Use an M3 Phillips screwdriver to loosen the screws on the dustproof cap on the EXT_ALM
port and remove the dustproof cap.
Step 2 Connect the waterproof DB15 connector at one end of the RRU alarm cable to the
EXT_ALM port on the RRU, as shown in Figure 9-21.