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2 Power Supply Unit
About This Chapter
CAUTION
l Only the power supply units of the same power can be used on an S3700.
l Power supply units are hot-swappable in the 1:1 scenario but it is strongly recommended to
shutdown power supply unit before replacement in order to avoid electrical shock.
l Before powering off the S3700, shut down all its power supply units.
2.1 Power Supply Configuration
This section describes the power supply configuration on the S3700.
2.2 Power Supply Unit Working Mode
This section describes the working mode of S3700 power supply units.
2.3 AC PoE Power Supply Units
This section describes the functions, appearance, switch, indicators, and technical specifications
of the S3700 AC PoE power supply unit.
Quidway S3700 Series Ethernet Switches
Hardware Description 2 Power Supply Unit
Issue 03 (2012-07-20) Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
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