Huawei SUN2000 Series User Manual page 70

SUN2000-(12KTL-25KTL)-M5 Series
User Manual
Alarm Alarm
ID Name
2064 Device
fault
2065 Upgrade
failed or
version
mismatch
61440 Faulty
monitorin
g unit
2067 Faulty
power
collector
Issue 01 (2022-06-15)
Alarm Possible Causes
Severity
Major Cause ID = 1–5, 7–
12
An unrecoverable
fault occurs on a
circuit inside the
inverter.
Minor Cause ID = 1–4, 7
The upgrade is not
completed
normally.
Minor Cause ID = 1
● The flash
memory is
insufficient.
● The flash
memory has bad
sectors.
Major Cause ID = 1
The power meter is
disconnected.
Copyright © Huawei Digital Power Technologies Co., Ltd.
Troubleshooting
Turn off the AC output switch and DC
input switch, and then turn them on
after 5 minutes. If the alarm persists,
contact your dealer or Huawei technical
support.
NOTICE
Cause ID = 1: Perform the preceding
operations when the PV string current is less
than 1 A.
1. Perform an upgrade again.
2. If the upgrade fails several times,
contact your dealer or Huawei
technical support.
Turn off the AC output switch and DC
input switch, and then turn them on
after 5 minutes. If the alarm persists,
replace the monitoring board or contact
your dealer or Huawei technical support.
1. Check whether the configured power
meter model is the same as the
actual model.
2. Check whether the communications
parameters of the power meter are
the same as the RS485 configurations
of the inverter.
3. Check whether the power meter is
powered on and whether the RS485
communications cable is connected.
8 Maintenance
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