Label
Color
Status
Description
Steady red
An optical module fails to transmit or receive
signals because the optical module is faulty
or the fiber optic cable is broken.
Blinking red (on
for 1s and off for
1s)
The CPRI link is out of lock because of
mutual lock of dual-mode clock sources or
mismatched data rates over CPRI ports (you
are advised to check the system configuration
to identify the fault).
Steady off
The SFP module is not properly installed, or
the optical module is powered off.
3.4 Installation Options
This section describes RRU installation options. An RRU can be installed on a pole, U-steel,
angle steel, or wall.
CAUTION
The vertical deviation angle of an RRU must be less than or equal to 10 degrees, as shown in
.
Figure 3-4
Requirements for the vertical deviation angle of an RRU
(1) RRU
(2) Pole, U-steel, angle steel, or wall
Installing an RRU on a Pole
shows the diameter of a pole for installing an RRU.
RRU3201
Installation Guide
3 Information About the Installation
Issue 06 (2012-04-16)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
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