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.
Do not modify the content in the upgrade package because the les involve RSA
signature verication. If you modify the content, the upgrade will fail.
Step 3 Connect the USB ash drive to the USB port. The system automatically identies
the USB ash drive and executes all commands specied in the boot script le.
View the LED indicator to determine the operating status.
Table 7-9 LED indicator description
LED Indicator Status Meaning
Green o There is no operation with a USB
ash drive.
Blinking green slowly There is an operation with a USB
ash drive.
Blinking green fast An operation with a USB ash
drive has failed.
Steady green An operation with a USB ash
drive is successful.
Step 4 The system automatically restarts when the upgrade is completed. All LED
indicators are o during the restart. After the restart, the indicator is blinking
green slowly for 1 minute and then it becomes steady green, which indicates that
the upgrade is successful.
----End
SUN2000-(75KTL, 100KTL, 110KTL, 125KTL) Series
User Manual 7 Man-Machine Interactions
Issue 15 (2023-01-31) Copyright © Huawei Technologies Co., Ltd. 112
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