3.2.4 Front Panel
On the front panel of the FAN, there are indicators, ESD wrist strap jack, handle, and labels.
Appearance of the Front Panel
Figure 3-3 shows the appearance of the front panel of the FAN.
Figure 3-3 Appearance of the front panel
Indicators
The following indicators are present on the front panel of the FAN:
l AND1FAN indicator, red or green, which indicates status of fans.
l CRIT indicator, red, which indicates critical alarms.
l MAJ indicator, orange, which indicates major alarms.
l MIN indicator, yellow, which indicates minor alarms.
The CRIT, MAJ, and MIN indicators on the front panel of the AND1FAN indicate the current
alarm severity of the subrack.
For details on indications of indicators, see 11 Indicators.
ESD Strap Jack
The ESD wrist strap should be connected to this jack for proper grounding of the human body.
Handle
The handle is used for pushing the FAN into or pulling the FAN out of the chassis during board
replacement.
ATN 950B Multi-service Access Equipment
Hardware Description 3 Heat Dissipation System
Issue 03 (2012-07-23) Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
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