Huawei DBS3900 Installation Manual page 146

DBS3900 (ICR)
Installation Guide
Figure 15-35 Removing the dustproof cap from the fiber optic cable
Figure 15-36 Installing the BBU inter-connection cable
Step 4 Lay out the cables according to the instructions in Cabling Requirements. If a fiber optic patch
cord is used as a BBU interconnection signal cable, use binding straps to bind the BBU
interconnection signal cable before using cable ties to secure it. If another type of cable is used
as a BBU interconnection signal cable, directly use cable ties to secure it.
Step 5 Label the installed cables according to the instructions in Attaching an L-Shaped Label.
----End
Issue 12 (2015-04-30)
NOTICE
The TX ports on BBU 0 must be connected to the RX ports on BBU 1, and the RX ports
on BBU 0 must be connected to the TX ports on BBU 1.
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
15 Installing Cables
141