Huawei SUN2000-45KTL-US-HV-D0 User Manual page 95

SUN2000-45KTL-US-HV-D0
User Manual
Alarm ID Alarm
Name
504 Software
Version
Unmatch
505 Upgrade
Failed
61440 Flash
Fault
Please contact Huawei technical support if all failure analysis procedures listed above completed and
issue still exist.
Issue 02 (2017-09-15)
Alarm Possible Cause
Severity
Cause ID = 4
The PV string does not
properly connect to the MPPT4
circuit.
Minor Cause ID = 1/2/3
During inverter software
upgrade, the version of the
software loaded is incorrect.
Major Cause ID = 1
The upgrade does not end
normally.
Minor Cause ID = 1
The flash memory is

insufficient.
The flash memory has bad

sectors.
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9 System Maintenance
Suggestion
Check whether you have performed
a software upgrade recently. If yes,
upgrade the software to the correct
version again.
Perform the upgrade again.
1. Replace the monitoring board.
2. If the monitoring board is built
into the monitoring device,
replace the monitoring device.
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