H3C Technologies H3C S9500 Series Switches - Manual (Page 63)

Installation Manual
H3C S9500 Series Routing Switches
Chapter 3 Installation Preparation
3-1
Chapter 3 Installation Preparation
3.1 Safety Recommendations
To avoid possible bodily injury and device impairment, please read the following safety
recommendations carefully before installing the S9500 series. The recommendations
do not cover every possible hazardous condition.
3.1.1 General Safety Recommendations
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The S9500 series use redundant PSUs. Turn off all PSUs and remove all the
power cords before opening the chassis.
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Keep the chassis clean and dust-free.
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Keep the chassis and installation tools away from walk areas.
3.1.2 Safety Recommendations against Electricity
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Look carefully for possible hazards in your work area, such as ungrounded power
extension cables, missing safety grounds, and moist floors.
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Locate the emergency power-off switch in the room before installation. Shut the
power off at once in case accident occurs.
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Unplug all the power cords and external cables before moving the chassis.
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Better not maintain the equipment alone when it has been powered.
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Never assume but check each time that power has been disconnected from a
circuit.
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Do not place the switch on a moist area and avoid liquid flowing into the switch.
3.1.3 Safety Recommendations in Moving the S9500 Series
The S9500 series are rather big and heavy, so follow the recommendations below
when moving it.
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Remove all the external cables (including power cords) before moving the chassis.
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Do not move the switch alone. Work with another person.
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Move the switch slowly and stably. Never move suddenly or twist your body.
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Move the switch at stable and consistent paces with your peer. Keep balance of
your body.