Installing A Cpri Optical Cable - Huawei DBS3900 Installation Manual

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DBS3900 (Ver.B)
Installation Guide
2.
Figure 8-75 Installing a monitoring signal cable and in-position signal cable for the PSU (DC/
DC)
Step 2 Install an in-position signal cable for the PSU (DC/DC), as shown in
1.
2.
Step 3 Route the cable by referring to
cable.
Step 4 Label the installed cables by referring to Attaching a Sign Plate Label.
Step 5 Run each cable that leaves the cabinet in the PVC corrugated pipe, and then tie the pipe to the
cable hole in the cabinet.
----End

8.5.6 Installing a CPRI Optical Cable

A CPRI optical cable transmits CPRI signals between a BBU and an RRU.
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Issue 06 (2011-09-15)
Connect the other end to the ALM port on the power subrack (DC/DC).
Connect one end of the in-position signal cable for the PSU (DC/DC) to the EXT_ALM1
port on the UPEU in the BBU.
Connect the other end to the PRESENT port on the power subrack (DC/DC).
The single-mode optical module is labeled "SM" and multi-mode optical module is labeled
"MM".
If the puller of an optical module is blue, the module is a single-mode optical module. If
the puller of an optical module is black or grey, the module is a multi-mode optical module.
The optical module to be installed must have a matching rate with the corresponding CPRI
port.
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
8 Outdoor Scenario with DC Power Supply (BBU Installed
8.5.1 Cabling
Requirements, and then use cable ties to bind the
in a +24 V DC APM30H)
Figure
8-75.
275

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