Huawei SUN2000 User Manual page 121

SUN2000 (8KTL-28KTL)
User Manual
Alarm
ID
502
504
505
61440
If you cannot rectify faults with the measures listed in
Issue 07 (2014-07-30)
Alarm Alarm
Causes
Name Severit
y
Internal Minor 
Commu
nication
Fault


Version Minor During software upgrade
Mismatc of the SUN2000, the
h version of the software
loaded is incorrect.
Firmwar Major Upgrade is not
e completed normally.
Upgrade
Failed
Flash Minor 
Fault

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Copyright © Huawei Technologies Co., Ltd.
The communication
circuit of the inverter
is disturbed.
The communication
circuit is damaged.
The establishment
internal
communication
address is error.
Lack of Flash space.
Bad blocks is in
Flash. There is a
problem in device.
Table 8-2, contact Huawei technical support.
8 Maintenance
Measures
1. If the fault is caused by
short circuit of the
communications circuit
inside the SUN2000, the
SUN2000 automatically
recovers to the normal
operating status after the
fault is rectified.
2. If the fault cannot be
rectified for a long time,
contact Huawei technical
support.
Check whether you have
performed a software upgrade
recently. If yes, upgrade the
software to the correct
version again.
Upgrade again.
1. Replace monitor board.
2. If the monitor board and
equipment are one,
replace the entire monitor
equipment.
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