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Figure 4-15
Single-mode optical cable
(1) DLC connector
(2) Branch cable
(3) Label on the branch cable
(4) FC connector
shows the connections of the CPRI optical fiber between the BBU and the RRU
when the single-mode CPRI optical fiber is used.
Figure 4-16
The connections of the single-mode CPRI optical fiber
(1) Single-mode CPRI optical fiber
When a single-mode optical cable is used for connection between the BBU and the ODF, the
branch cables on the BBU side and ODF side are 0.34 m and 0.8 m long respectively.
When a single-mode optical cable is used for connection between the ODF and RRU, the branch
cables on the BBU side and ODF side are 0.03 m and 0.8 m long respectively.
NOTE
The CPRI optical cable must be connected to the optical module in the CPRI port on the BBU or RRU. The
multi-mode optical cable and single-mode optical cable are used for the multi-mode optical module and single-
mode optical module respectively.
Pin Assignment
describe the labels and recommended connections for
the branch cables of the CRPI optical cable.
4 BBU3900 Cables
BBU3900
Hardware Description
4-16
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
Issue 11 (2010-11-10)
Содержание BBU3900
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