Huawei SUN2000 Series - Upgrading the Inverter

NO TE
● If the Smart Dongle is congured with a SIM card, you do not need to perform this step.
● If the Smart Dongle is not congured with a SIM card, you need to prepare a standard
SIM card (size: 25 mm x 15 mm; capacity: ≥ 64 KB).
● When installing the SIM card, determine its installation direction based on the silk
screen and arrow on the card slot.
● Press the SIM card in place to lock it. In this case, the SIM card is correctly installed.
● When removing the SIM card, push it inward to eject it.
● When reinstalling the cover of the Smart Dongle, ensure that the buckle springs back in
place.
Step 2 Secure the Smart Dongle.
Figure 7-7 Installing the Smart Dongle
----End
7.3 Upgrading the Inverter
USB
ash drives of SanDisk, Netac, and Kingston are recommended. Other brands
may be incompatible.
NO TE
Delete the script le immediately after use to reduce information disclosure risks.
Procedure
Step 1 Download the required software upgrade package from the technical support
website.
Step 2 Decompress the upgrade package and copy all les to the root directory of the
USB
ash drive.
NO TICE
Do not modify the content in the upgrade package because the les involve RSA
signature
verication. If you modify the content, the upgrade will fail.
SUN2000-(100KTL, 110KTL, 115KTL)-M2
User Manual 7 Man-Machine Interactions
Issue 02 (2022-06-30) Copyright © Huawei Technologies Co., Ltd. 85