Huawei BTS3900L Installation Manual page 34

BTS3900L (Ver.C)
Installation Guide
Table 7-2 Signal cables in the cabinet
SN
S1
S2
S3
l
l
Issue 07 (2013-11-08)
Cable One End
Connector
Monitoring RJ45
signal cable connector
for the fan
box
ELU signal RJ45
cable connector
Signal cable RJ45
between connector
cascaded fan
boxes
The CPRI cable connected to BBU0, which is installed in the upper part of the cabinet, is
installed before delivery. Ensure that the CPRI cable is securely connected. For details
about how to insert and remove CPRI cables, see Inserting and Removing CPRI Cables.
The CPRI cable connected to BBU1, which is installed in the lower part of the cabinet, is
not installed before delivery. The CPRI cable must be installed onsite. For details about
how to install the CPRI cable, see Installing the CPRI Cable.
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Copyright © Huawei Technologies Co., Ltd.
7 Checking Installed Modules and Cables
The Other End
Installation Connector
Position
COM IN port RJ45
on the fan box connector
SENSOR port RJ45
on the fan box connector
COM OUT RJ45
port on the connector
upper fan box.
Installation
Position
MON0 port on
the UPEU
Electronic
Labeling Unit
(ELU)
COM IN port
on the lower
fan box
25