Installing A Cpri Optical Cable - Huawei DBS3900 Installation Manual

RRU3249
Installation Guide
Step 3 Loosen the screws on the clip using an M4 Phillips screwdriver, and open the clip, as shown in
Figure
Open the clip only for the associated cable.
Figure 7-23 Opening clips
Step 4 Remove the waterproof block.
----End

7.10 Installing a CPRI Optical Cable

This section describes the procedure for installing a CPRI optical cable.
Prerequisites
Before the installation, single-mode optical modules can be distinguished from multimode
optical modules in either of the following ways:
l
l
Issue DraftA (2015-05-30)
7-23.
NOTE
NOTE
Remove only the waterproof blocks for the cables to be installed.
SM and MM labels on an optical module: SM indicates a single-mode optical module, and
MM indicates a multimode optical module.
Color of the puller on an optical module: Blue indicates a single-mode optical module, and
black or gray indicates a multimode optical module.
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