HUAWEI NetEngine40E Universal ServiceRouter
Hardware Description
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
A.3.1 Fan Module Indicators
Table A-11 shows the status and description of the indicators.
Table A-11 Descriptions of the indicators on the panel of the fan module
If the indicator blinks once every two
seconds (0.5 Hz), it indicates that the fan
module works normally.
If the indicator is steady on, it indicates
that the fan module or PEM is faulty.
A.3.2 Power Module Indicators
The indicators of the power module are on the plastic panel of the power supply. Table A-12
shows the status and meaning of the indicators of the DC-input power module.
Table A-12 Description of the indicators of the DC-DC convertor
It indicates the running status. If it is steady on, it
indicates that the power module is running normally.
It indicates power failure. If it is steady on, it indicates:
Lightning-proof circuits on the power module
become faulty.
One of the power modules does not have input
power.
Table A-13 shows the indicators of the AC-input power module.
Table A-13 Description of the indicators on the AC power module
It indicates the running status. If it is steady on, it
indicates that the power module is working
normally.
It indicates alarms. If it is on, it indicates that a
recoverable fault occurs on the power module.
If it is blinking, it indicates that the
communication is cut off.
If it is steady on, it indicates that faults occur,
such as overvoltage or undervoltage of input
power or overcurrent.
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