1 LTE3 antenna interface 2 LTE2 antenna interface
3 GPS/BDS antenna interface 4 LTE1 antenna interface
5 LTE0 antenna interface 6 Two Wi-Fi antenna interfaces
7 Power input jack
NOTE
Use a DC power cable to connect the router
to an external power source.
8 LAN interfaces: four GE electrical
interfaces
NOTE
l LAN interfaces GE0 to GE3 can be
configured as WAN interfaces.
l GE0 is a management interface and is
used to upgrade the router.
9 USB interface (host) 10 RST button
NOTE
This button is used to reset the router.
l To restore the factory settings, hold down
the button for at least 5 seconds.
l To reset the system, press the button.
Resetting the router will interrupt services.
Exercise caution when deciding to press this
button.
11 CONSOLE interface 12 Ground point
NOTE
To protect the router from lightning and
interference, reliably ground the router using
a 6.8 Ground Cable.
13 Two SIM card slots of LTE0
NOTE
l The SIM card slots support double-card
single-standby.
l The router must use industrial SIM cards.
14 Two SIM card slots of LTE1
NOTE
l The SIM card slots support double-card
single-standby.
l The router must use industrial SIM cards.
15 Two SIM card slots of LTE2
NOTE
l The SIM card slots support double-card
single-standby.
l The router must use industrial SIM cards.
16 Two SIM card slots of LTE3
NOTE
l The SIM card slots support double-card
single-standby.
l The router must use industrial SIM cards.
Indicator Description
Figure 3-33 shows the indicators on the AR503EQGW-L.
Huawei
AR500&AR510&AR531&AR550&1500&AR2500
Industrial Switch Routers
Hardware Description
3 Chassis
Issue 10 (2019-03-06) Copyright © Huawei Technologies Co., Ltd. 217
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