Huawei SUN2000 M5 Series User Manual page 57

SUN2000-(12KTL-25KTL)-M5 Series
User Manual
Issue 03 (2023-02-15)
LED Indicator Status
Blinking slowly
(on for 1s and
off for 1s)
Steady on
Blinking fast (on
for 0.2s and off
for 0.2s)
Red Steady on
Blinking fast (on
for 0.2s and off
for 0.2s)
Blinking slowly
(on for 1s and
off for 1s)
Copyright © Huawei Digital Power Technologies Co., Ltd.
Remarks Description
Normal The dialup is successful
(lasts for less than 30s).
Abnorma If the duration is longer
l than 30s, the management
system parameters are
incorrectly set. Re-configure
the parameters.
Normal The management system is
successfully connected.
The inverter is
communicating with the
management system
through the Smart Dongle.
Abnorma The Smart Dongle is faulty
l and needs to be replaced.
The Smart Dongle has no
SIM card or the SIM card is
in poor contact. Check
whether the SIM card has
been installed or is in good
contact. If not, install a SIM
card or remove and re-
insert the SIM card.
The Smart Dongle fails to
be connected to a
management system
because the SIM card has
poor or no reception, or has
run out of mobile data. If
the Smart Dongle is reliably
connected, check the SIM
card connectivity through
the app. If you have poor or
no reception, contact the
carrier. Check whether the
tariff and mobile data plan
of the SIM card are
adequate. If not, ensure
sufficient balance in the
SIM card or purchase a data
package.
6 Commissioning
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