Huawei SUN2000-250KTL Series User Manual page 101

SUN2000-(250KTL, 280KTL, 300KTL, 330KTL) Series
User Manual
Alar Alarm
m ID Name
2063 Overtem
perature
2064 Device
Fault
2065 Upgrade
Failed or
Version
Mismatc
h
2066 License
Expired
2086 Abnorm
al
External
Fan
Issue 07 (2023-06-30)
Alarm Possible Cause
Severity
Minor Cause ID = 1
● The device is installed in
a place with poor
ventilation.
● The ambient
temperature is higher
than the upper
threshold.
● The device is faulty.
Major Cause ID = 1–12, 20
A major fault has occurred
on a circuit inside the
device.
Minor Cause ID = 1–4, 7
The upgrade ends
abnormally.
Warning Cause ID = 1
1. The license has entered
the grace period.
2. The license is about to
expire.
Major Cause ID = 1–4,
corresponding to external
fans FAN1–FAN4.
The external fan is short-
circuited, the power supply
is insufficient, or the air
channel is blocked.
Copyright © Huawei Technologies Co., Ltd.
Suggestion
1. Check the ventilation and ambient
temperature of the device
installation position.
2. If the ventilation is poor or the
ambient temperature exceeds the
upper threshold, improve the
ventilation and heat dissipation.
3. If the ventilation and ambient
temperature meet requirements,
contact your dealer or technical
support.
Cause ID = 1–12
Turn off the AC and DC switches, wait
for 5 minutes, and then turn on the
AC and DC switches. If the fault
persists, contact your dealer or
technical support.
Cause ID = 20
Do not turn off the AC output switch
or DC input switch. Contact your
dealer or technical support.
1. Perform an upgrade again.
2. If the upgrade fails for multiple
times, contact your dealer or
technical support.
1. Apply for a new license.
2. Load the new license.
1. Turn off the AC and DC switches,
check whether the fan blades are
damaged, and clear the foreign
matter around the fan.
2. Reinstall the fan and turn on the
AC and DC switches. If the fault
persists after the device runs for
15 minutes, replace the external
fan.
9 Alarm Reference
94