Huawei New Main Way 2.0 User Manual page 59

New Main Way 2.0
User Manual
Alarm ID Alarm Name
412177053 Main THDi high
412177066 Current transformer
cable connected
reversely
412177067 Main circuit breaker
off
Table 7-2 Power distribution unit alarm reference
Alarm ID Alarm Name
41218700 Power distribution unit and
4 ECC800 communication failure
Attribute
41218700 POE1/POE2/POE3/POE4 output
0-412187 overload
003
41218700 Detection board abnormal
5
41218700 FE1 not connected
6
Issue 05 (2020-10-15)
Alarm
Severity
Warning
Major
Critical
Alarm
Severit
y
Major
Major
Critical
Minor
Copyright © Huawei Technologies Co., Ltd.
Possible Causes
The THDi on the main
circuit exceeds the
threshold.
The cable to the
current transformer
on the input board of
the transformer is
reversely connected.
The circuit breaker on
the main circuit
changes from ON to
OFF.
Possible Causes
Communication
with the PoE
module is
interrupted.
The output is
overloaded or the
power supply pin is
short-circuited.
The monitoring
board hardware is
faulty.
No cable connects
to the FE1 port.
7 Alarm List
Procedure
Check the power
input.
Check the cable
connection.
Check the circuit
breaker on the main
circuit.
Procedure
Check the cable
connection to the
power distribution
unit.
Check that the
output is not
overloaded.
Check that the
power supply pin is
not short-circuited.
Check that the
monitoring board
works properly.
Check whether the
FE1 port on the
power distribution
unit requires cable
connection or
whether the cable
to the FE1 port is
loose.
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