Huawei RRU3971 Installation Manual page 20

Indicator
ALM
ACT
VSWR
CPRI0
CPRI1
Issue ()
Color Status
Blinking (on for
1s and off for 1s)
Blinking (on for
0.125s and off for
0.125s)
Red Steady on
Blinking (on for
1s and off for 1s)
Steady off
Green Steady on
Blinking (on for
1s and off for 1s)
Red Steady off
Blinking (on for
1s and off for 1s)
Steady on
Blinking (on for
0.125s and off for
0.125s)
Red and Steady green
green
Steady red
Blinking red (on
for 1s and off for
1s)
Steady off
Red and Steady green
green
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
3 Information About the Installation
Meaning
The board is running properly.
The board software is being loaded or the
board is not working.
Alarms are generated, and the module must
be replaced.
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.
No alarms are generated.
The board is working properly when TX
channels are enabled or software is being
loaded to a board that is not started.
The board is running with TX channels
disabled.
No voltage standing wave ratio (VSWR)
alarm is generated.
VSWR alarms are generated on the
ANT_TX/RXB port.
VSWR alarms are generated on the
ANT_TX/RXA port.
VSWR alarms are generated on the
ANT_TX/RXA and ANT_TX/RXB ports.
The CPRI link is running properly.
An optical module fails to receive or transmit
signals possibly because the optical module
is faulty or the optical fiber is broken.
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.
The optical module cannot be detected or is
powered off.
The CPRI link is running properly.
11