Huawei LUNA2000-200KWH-2H1 Maintenance Manual page 155

LUNA2000-200KWH-2H1 Smart String ESS
Maintenance Manual
Follow-up Procedure
Step 1 Turn on AC switch 1FCB1 of the CMU adapter power supply.
Step 2 Turn on DC switches 1Q1 and 1Q2 of the ESS.
Step 3 Log in to the SmartLogger WebUI, CMU WebUI, FusionSolar app, or management
system and check that the communication is normal and that no related alarm is
generated.
Step 4 Log in to the SmartLogger WebUI, CMU WebUI, FusionSolar app, or management
system and send a startup command to the rack controller.
Step 5 Check the running status of the system and ensure that the functions are restored.
Step 6 Log in to the CMU WebUI, choose Maintenance > Device Mgmt. > Connect
Device > Auto. Search, and connect the I/O expansion board.
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Issue 02 (2023-02-28) Copyright © Huawei Digital Power Technologies Co., Ltd.
25 Replacing an I/O Expansion Board
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