RRU5303
Installation Guide
3 Information About the Installation
Issue Draft B (2018-05-15)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
9
Indicator
Color
Status
Meaning
Blinking (on for
0.125s and off for
0.125s)
The board software is being loaded , or the
board is not working.
ALM
Red
Steady on
Alarms are generated, and the module must
be replaced.
Blinking (on for
1s and off for 1s)
Alarms are generated. The alarms may be
caused by faults on the related board or
ports. Therefore, you need to locate the
fault before deciding whether to replace the
module.
Steady off
No alarms are generated.
ACT
Green
Steady on
The board is working properly when TX
channels are enabled or software is being
loaded to a board that is not started.
Blinking (on for
1s and off for 1s)
The board is running with TX channels
disabled.
VSWR
Red
Steady off
No voltage standing wave ratio (VSWR)
alarm is generated.
Blinking (on for
1s and off for 1s)
VSWR alarms are generated on the
B T/R
port.
Steady on
VSWR alarms are generated on the
A T/R
port.
Blinking (on for
0.125s and off for
0.125s)
VSWR alarms are generated on the
A T/R
and
B T/R
ports.
CPRI0
Red and
green
Steady green
The CPRI link is running properly.
Steady red
An optical module fails to receive or
transmit signals possibly 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
faults on the mutual lock of dual-mode
clock sources or mismatched data rates on
CPRI ports.
Steady off
The optical module cannot be detected or is
powered off.
CPRI1
Red and
green
Steady green
The CPRI link is running properly.
Steady red
An optical module fails to receive or
transmit signals possibly because the
optical module is faulty or the optical fiber
is broken.
