Alarm
ID
Alarm Name
Alarm
Severity
Cause
Troubleshooting Suggestions
2065
Upgrade Failed
or Software
Version
Unmatch
Minor
Cause ID=1
The upgrade does not
complete normally.
1. Perform an upgrade again.
2. If the upgrade fails several
times, contact your dealer.
2066
License Expired Warning
Cause ID=1
1. The privilege license
has entered the grace
period.
2. The privilege feature
will be invalid soon.
1. Apply for a new license.
2. Load a new license.
2086
External fan
abnormal
Major
External fan short-
circuited, power supply
insufficient, or air channel
blocked
Cause ID 1–3: fans 1–3
1. Shut down the fan, turn off
the DC switch, check
whether the fan blades are
damaged, and clear the
foreign matter around the
fan.
2. Reinstall the fan, turn on
the DC switch, and wait for
the inverter to start. If the
fault persists after 15
minutes, replace the
external fan.
2087
Internal fan
abnormal
Major
Cause ID=1
The internal fan is short-
circuited, the power
supply is insufficient, or
the fan is damaged.
Turn off the AC output switch
and then the DC input switch.
Turn them on after 5 minutes
and wait for the inverter to
connect to the power grid. If
the fault persists, contact your
dealer or Huawei technical
support.
SUN2000-(196KTL-H0, 200KTL-H2, 215KTL-H0)
Series
User Manual
8 Maintenance
Issue 07 (2021-07-08)
Copyright © Huawei Technologies Co., Ltd.
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