Huawei NE40E - Page 121

NE40E
Hardware Description
1 Hardware Description
Issue 01 (2018-05-03)
107
Indicat
or
Color
Statu
s
Description
Measures
r
y on
alternating current
(AC) input power.
measure is required.
Off
The rectifier is not
supplied with AC input
power.
Replace the rectifier if the AC
input is normal.
The rectifier is faulty.
Replace the rectifier.
Blinki
ng at
0.5 Hz
The rectifier is being
queried.
No measure is required.
Blinki
ng at
4 Hz
The rectifier is loading
an application
program.
The rectifier automatically recovers
after loading, and no measure is
required.
Alarm
indicato
r
Yello
w
Off
No alarm is generated.
The rectifier runs properly, and no
measure is required.
Stead
y on
The rectifier generates
a prewarning for power
limiting due to
overtemperature.
The rectifier generates
an alarm for shutdown
due to ambient
overtemperature or
undertemperature
protection.
Check that the air vent is not
blocked and the ambient
temperature is within a normal
range.
The rectifier generates
an alarm due to AC
input overvoltage or
undervoltage
protection.
Check that the electrical grid
voltage is within a normal range.
The rectifier is
hibernated.
No measure is required.
Blinki
ng at
0.5 Hz
The rectifier
communication is
interrupted.
Replace the rectifier or monitoring
module.
Fault
indicato
r
Red
Off
The rectifier is not
faulty.
No measure is required.
Stead
y on
The rectifier is locked
due to output
overvoltage.
Pull out the rectifier and reinsert it
after 1 minute.
There is no output
because the rectifier is
faulty.
Replace the rectifier.