User's Manual

RRU3278
Installation Guide
3 Information About the Installation
Issue 05 (2017-03-10)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
11
Silkscre
en
Color
Status
Description
you need to locate the fault before
deciding whether to replace the
module.
ACT
Green
Steady on
The module is running properly with
TX channels enabled or the software
is being loaded without RRU
running.
Blinking (on for 1s and
off for 1s)
The board is running properly with
TX channels disabled.
VSWR
Red
Steady off
No VSWR alarm is generated.
Steady on
VSWR alarms are generated.
CPRI0/I
R0
Red or
green
Steady green
The CPRI link is functioning
properly.
Steady red
An optical module fails to receive
signals because the optical module is
faulty or the optical fiber 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.
CPRI1/I
R1
Red or
green
Steady green
The CPRI link is functioning
properly.
Steady red
An optical module fails to receive
signals because the optical module is
faulty or the optical fiber 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.