Huawei AR550-8FE-D-H - Page 181

Figure 3-23 Indicators on the AR502G-L-D-H
2
4
8
9
10
5
6
7
3
1
Numbe
r
Indicator/
Button
Color Description
1 and 2 Signal
indicators
Green
l 2G indicator steady on: The wireless module
is working in 2G mode.
l 3G indicator steady on: The wireless module
is working in 3G mode.
l 2G and 3G indicators steady on: The
wireless module is working in 4G mode.
l 2G and 3G indicators off: The wireless
module does not work normally or is
unregistered.
3 and 4 SIM Green
l Steady on: A SIM card is installed in the
corresponding slot and is working normally.
l Off: No SIM card is installed in the slot.
5 ALM Red
l Steady on: A system fault has occurred and
requires manual intervention.
l Off: The system is running properly.
6 RUN Green
l Slow blinking: The system is running
properly.
l Fast blinking: The system is powering on or
restarting.
l Off: The system software is not running or is
resetting.
Huawei
AR500&AR510&AR531&AR550&1500&AR2500
Industrial Switch Routers
Hardware Description
3 Chassis
Issue 10 (2019-03-06) Copyright © Huawei Technologies Co., Ltd. 170