Huawei SDongleA-01 User Manual page 29

FusionSolar Smart PV Management System
Connection
User Manual (Inverters + SDongleA)
Table 4-2 LED indicator status (4G Smart Dongle)
Indicator
N/A Off
Yellow (blinking Steady on
green and red
simultaneously)
Green The indicator
blinks at intervals
of 2s, on for 0.1s
and then off for
1.9s.
Blinking slowly
(on for 1s and
then off for 1s)
Steady on
Blinking fast (on
for 0.2s and then
off for 0.2s)
Red Steady on
Blinking fast (on
for 0.2s and then
off for 0.2s)
Blinking slowly
(on for 1s and
then off for 1s)
Issue 02 (2021-11-25)
Remarks
Normal
Normal
Abnormal
Normal
Abnormal
Normal
Abnormal
Copyright © Huawei Technologies Co., Ltd.
4 System Power-On and Commissioning
Description
The Smart Dongle is not secured or is not
powered on.
The Smart Dongle is secured and powered
on.
Dialing (duration < 1 min)
If the duration is longer than 1 min, the 4G
parameter settings are incorrect. Reset the
parameters.
The dial-up connection is set up successfully
(duration < 30s).
If the duration is longer than 30s, the
settings of the management system
parameters are incorrect. Reset the
parameters.
Successfully connected to the management
system.
The inverter is communicating with the
management system through the Smart
Dongle.
Replace the Smart Dongle because it has an
internal fault.
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 the SIM card or
remove and insert the SIM card.
The Smart Dongle fails to connect to the
management system because the SIM card
has no traffic or the signal strength is poor.
If the Smart Dongle is reliably connected,
check the SIM card signal through the app.
If no signal is received or the signal strength
is weak, contact the carrier. Check whether
the tariff and traffic of the SIM card are
normal. If not, recharge the SIM card or
purchase a data package.
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