iManager NetEco 6000
Device Installation and Commissioning Guide
7 Device Maintenance
Issue 03 (2019-03-10)
Copyright © Huawei Technologies Co., Ltd.
256
Item
Maintenan
ce Interval
Method
Expected
Result
Exception Handling
LAN switch
availability
Semi-annua
lly
Check the
power
indicator
(marked
PWR
) of
the switch.
Check the
running
indicator
(marked
SYS
) of the
switch.
The
PWR
indicator is
steady
green.
The
SYS
indicator is
blinking
green.
Take corrective measures
based on the
PWR
indicator
status:
Off: The power supply unit
(PSU) is not detected, or
the board power supply is
abnormal when the switch
is configured with one
PSU.
Steady red, The possible
causes are as follows:
Two PSUs configured on
the switch are detected, but
the circuit breaker is off.
The power supply is
disconnected.
Both the board and power
over Ethernet (PoE) power
supplies are faulty.
Steady orange: When the
switch is configured with
one PSU, the PoE power
supply is abnormal. When
the switch is configured
with two PSUs, the board
or PoE power supply is
abnormal.
Take corrective measures
based on the
SYS
indicator
status:
Off: The switch is not
running.
Steady green: The switch is
not running properly or is
starting.
Steady orange: The
indicator takes a self-test
during startup.
Steady red: The switch
does not run properly after
being registered, or alarms
indicating that the power
supply, fan, or temperature
is abnormal are generated.