Huawei AR500 Series Hardware Description page 129

Huawei
AR500&AR510&AR531&AR550&1500&AR2500
Industrial Switch Routers
Hardware Description
5
7
9
11 Two SIM card slots
Indicator Description
Figure 3-13
Issue 10 (2019-03-06)
Ground point
NOTE
To protect the router from lightning and
interference, reliably ground the router using
a 6.8 Ground Cable.
LAN interfaces: two GE electrical
interfaces
NOTE
GE0 is a management interface used to
upgrade the router.
LAN interface: Wi-Fi antenna interface
NOTE
l The router must use industrial SIM cards.
l The router supports double-card single-
standby, and SIM1 is the default master
card.
l If only one SIM card needs to be
installed, install it in slot SIM1.
shows indicators on the AR502EGW-L.
Copyright © Huawei Technologies Co., Ltd.
6 USB interface
8 Config button
NOTE
The Config button is used to restore the
factory settings and switch RS232 interfaces.
l Holding down the button for 5s or longer
will restart the router and restore the
factory settings.
l Holding down the button for less than 5s
will switch between the CON and RS232
modes. The factory default mode is
CON.
Restoring the factory settings will cause
service interruption. Exercise caution when
using this button.
10 Power socket
NOTE
l The router supports Huawei
Industrial AC Power Module
W Integrated Power Adapter with an
Adapter Cable.
l GND is the ground for power signal
isolation.
12 DIP switch
NOTE
By default, the DIP switch is in RS485 state
and works in half-duplex mode, with pull-up
and pull-down resistance of 150 kohm and
without 120 ohm matched load resistance.
3 Chassis
4.5 60 W
or 4.4 24
118