Huawei AR500 Series Hardware Description page 309

Huawei
AR500&AR510&AR531&AR550&1500&AR2500
Industrial Switch Routers
Hardware Description
Numbe
r
1 and 2
3 and 4
5
6
Issue 10 (2019-03-06)
Indicator/ Color
Button
4G/3G/2G Green
indicators
SIM Green
ALM Red
RUN Green
Copyright © Huawei Technologies Co., Ltd.
Description
2G indicator steady on: The wireless module is
working in 2G mode.
3G indicator steady on: The wireless module is
working in 3G mode.
2G and 3G indicators steady on: The wireless
module is working in 4G mode.
2G and 3G indicators off: The wireless module
does not work normally or is unregistered.
Steady on: A SIM card is installed in the slot
and is working normally.
Off: No SIM card is installed in the slot.
l When no USB flash drive is connected to the
router, the ALM indicator works as the
system indicator:
– Steady red: A system fault has occurred
and requires manual intervention.
– Off: The system is running properly.
l When a USB flash drive is connected to the
router, the ALM indicator works as the USB
indicator:
Steady red: The system failed to be upgraded
or configured using the USB flash drive.
l When no USB flash drive is connected to the
router, the RUN indicator works as the
system indicator:
– Off: The system software is not running
or is resetting.
– Slow blinking green: The system is
running properly.
– Fast blinking green: The system is being
powered on or restarting.
l When a USB flash drive is connected to the
router, the RUN indicator works as the USB
indicator:
– Steady green: The system has been
upgraded or configured using the USB
flash drive.
– Fast blinking: The system is being
upgraded or configured using the USB
flash drive.
3 Chassis
298