Indicator
Color
Status
Description
Blinking
at 0.5
Hz
The rectifier is being queried.
Blinking
at 4 Hz
The rectifier is loading an application
program.
Alarm
indicator
Yellow
Off
No alarm is generated.
Steady
on
● A warning is generated due to
ambient overtemperature.
● The rectifier has generated a
protection shutdown alarm due to
ambient overtemperature or
undertemperature.
AC input overvoltage or undervoltage
protection has been triggered.
The rectifier is in hibernation state.
Blinking
at 0.5
Hz
The communication between the
rectifier and the external device is
interrupted.
Fault indicator
Red
Off
The rectifier is normal.
Steady
on
The rectifier locks out due to output
overvoltage.
The rectifier has no output due to an
internal fault.
ETP4860-B1A2 Embedded Power
User Manual
3 Components
Issue 04 (2021-01-05)
Copyright © Huawei Technologies Co., Ltd.
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