Quick Start
H3C S5500-EI Series Ethernet Switches
Chapter 2 Installation
Preparations
2-1
Chapter 2 Installation Preparations
2.1 Safety Precautions
To avoid any device impairment and bodily injury caused by
improper use, observe these rules:
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Before cleaning the switch, unplug the power plug of the
switch first. Do not clean the switch with wet cloth or liquid.
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Do not place the switch near water or in a damp environment.
Prevent water or moisture from entering the switch chassis.
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Do not place the switch on an unstable case or desk. The
switch might be damaged severely in case of a fall.
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Ensure proper ventilation of the equipment room and keep
the ventilation vents of the switch free of obstruction.
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Connect the yellow-green protection grounding cable before
power-on.
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Make sure that the operating voltage is in the range labeled
on the switch.
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Do not open the chassis to avoid electrical shocks when the
switch is operating or just when the switch is powered off.
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When replacing interface cards, wear ESD-preventive
gloves to avoid damaging the cards.
2.2 Installation Site
The S5500-EI series must be used indoors. You can mount the
switch in a rack or on a workbench, but make sure:
