Numbe
r
Indicator Color Description
8 GPS Green Steady on: The GPS function is enabled.
Off: The GPS function is disabled.
9 WLAN1
(working at
the 2.4 GHz
frequency
band)
Green Blinking: Data is being transmitted on the
WLAN link.
Off: The WLAN link is shut down.
10 WLAN2
(working at
the 5.0 GHz
frequency
band)
Green Blinking: Data is being transmitted on the
WLAN link.
Off: The WLAN link is shut down.
11 SSD Red and
green
Steady green: A solid state drive (SSD) card is
available and accessible.
Blinking green: The system is performing read-
write operation on the SSD card.
Steady red: The SSD does not work normally.
Off: No SSD card is available.
12 GE electrical
interface
indicators
Green Steady on: A link has been established.
Blinking: Data is being transmitted or received.
Off: No link is established.
Interface Description
RS232 Interface
The RS232 interface can be connected to a data terminal for data transmission or to a console
for onsite configuration. Table 3-141 lists RS232 interface attributes.
Table 3-141 RS232 interface attributes
Attribute
Description
Connector type DB9 Female
Standards compliance RS232
Working mode Full-duplex Universal Asynchronous
Receiver/Transmitter (UART)
Data equipment type Data circuit-terminating equipment (DCE)
Cable type 6.7 RS232 Cable
Huawei
AR500&AR510&AR531&AR550&1500&AR2500
Industrial Switch Routers
Hardware Description
3 Chassis
Issue 10 (2019-03-06) Copyright © Huawei Technologies Co., Ltd. 236
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