Installing An Rru Alarm Cable - Huawei RRU3642 Installation Manual

RRU3642
Installation Guide
Install the fiber optic cable in the cable clip near the power cable to leave some slack at the bend.
Tighten the screws on the cable clip to 1.4 N·m (12.39 lbf·in.).
Step 3 Connect the end labeled 2A and 2B of the fiber optic cable to the optical module on the BBU
side.
Step 4 Lay out the fiber optic cable by referring to
using cable ties.
Step 5 Label the fiber optic cable by referring to Attaching an L-Shaped Label.
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7.12 Installing an RRU Alarm Cable

This section describes the procedure for installing an RRU alarm cable.
Procedure
Step 1 Link the DB15 connector at one end of the RRU alarm cable to the EXT_ALM port on the RRU,
and link the eight cord end terminals at the other end to the external alarm device, as shown in
Figure
Figure 7-23 Installing an RRU alarm cable
Issue 01 (2011-12-27)
CAUTION
7-23.
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7.1 Cabling Requirements, and then bind the cable
7 Installing RRU Cables
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