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Table A-4
Description of the buttons and indicators on the NPU panel
Indicator/Button
Status
Description
STAT indicator
Green
If the indicator is steady green, it indicates that the
NPU works normally.
If the indicator blinks green, it indicates that the NPU
is being registered.
If the indicator is off, it indicates that the NPU is not
powered on or fails to be registered.
Red
If the indicator is steady red, it indicates that the
hardware of the NPU is faulty.
ACT indicator
Green
If the indicator is steady green, it indicates that the
NPU is in the master state.
If the indicator is off, it indicates that the NPU is in
the slave state or fails to be registered.
OFL indicator
Red
If the indicator is steady red, it indicates that the NPU
is powered off and can be safely removed.
If the indicator is off, it indicates that the NPU works
normally.
L/A0 indicator
Green
If the indicator is steady green, it indicates that the
corresponding link is Up.
If the indicator blinks, it indicates that data is being
transmitted.
If the indicator is off, it indicates that the
corresponding link is Down.
L/A1 indicator
Green
If the indicator is steady green, it indicates that the
corresponding link is Up.
If the indicator blinks, it indicates that data is being
transmitted.
If the indicator is off, it indicates that the
corresponding link is Down.
OFL button
-
This button indicates the removal of the NPU. Before
removing the NPU, you need to press and hold the
OFL button for six seconds until the OFL indicator
is turned on. Then, the board can be removed safely.
A.1.5 Indicators on a Flexible Card
describes the indicators on a flexible card.
HUAWEI NE40E-X1 & NE40E-X2 Universal Service
Router
Hardware Description
A List of Indicators
Issue 02 (2011-09-10)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
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