H3C WX6103 Installation Manual page 22

Preparing for installation
Safety precautions
To avoid possible bodily injury and equipment impairment, please read the following safety
recommendations carefully before installing the WX6103 Access Controller. These recommendations do
not cover every possible hazardous condition.
General safety recommendations
Take adequate safety measures to avoid injury and access controller damage. For example, wear
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an ESD-preventive wrist strap.
Make sure that the ground is dry and flat and anti-slip measures are in place.
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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.
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Do not wear loose clothing, ornaments (including finger rings and necklaces), or any other articles
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that may get caught by the chassis when installing or maintaining the access controller.
Safety with electricity
Clear the work area of possible hazards, such as ungrounded power extension cables, missing
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safety grounds, and wet floors.
Locate the emergency power-off switch in the room before installation. Shut the power off at once in
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case accident occurs.
Unplug all the external cables (including power cables) before moving the chassis.
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Do not work alone when the access controller has power.
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Always check that the power has been disconnected.
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Safety with access controller moving
When moving a WX6103 access controller, perform the following steps:
Remove all the external cables (including the power cables) before moving the chassis.
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Move the access controller carefully.
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WARNING!
When moving the access controller, hold the handles at both sides of the chassis. Do not hold the plastic
panel of the chassis, the handle of the fan tray, the handle of any PSU, the handle of the back cover of the
chassis, or the air vents of chassis. Any attempt to carry the access controller with these parts may cause
equipment damage or even bodily injury.
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