Figure 4-20
EMUA monitoring signal cable
(1) RJ-45 connector
(2) DB9 male connector
Pin Assignment
describes the pin assignment for the wires of the EMUA monitoring signal cable.
Table 4-16
Pin assignment for the wires of the EMUA monitoring signal cable
Pin on the
RJ-45
Connector
Pin on the DB9
Male Connector
Color
Description
Terminal on
the APMI
X1.1
X2.3
White
Twisted pair
TX+
X1.2
X2.7
Orange
TX-
X1.5
X2.6
White
Twisted pair
RX-
X1.4
X2.2
Blue
RX+
4.15 Monitoring Signal Cable Between the CMUA and the
BBU
The monitoring signal cable between the CMUA and the BBU connects the CMUA to the BBU
and transmits the monitoring signals collected by the CMUA to the BBU.
Exterior
shows the monitoring signal cable between the CMUA and the BBU.
BBU3900
Hardware Description
4 BBU3900 Cables
Issue 11 (2010-11-10)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
4-21
Summary of Contents for BBU3900
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