H3C Technologies H3C WX3000E Series Wireless Switches - Manual (Page 13)

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• To prevent condensation, unpack the wireless switch at least half an hour
and power on the wireless switch at least two hours after you move the
switch from a place below 0°C (32°F) to the equipment room.
• Stack devices according to the sizes of and packing symbols on the
packages.
Table 2 Packing symbols
Symbol Description
Stored with a maximum stack of n units.
Transported and stored with the arrows up.
Transported and stored with care.
Transported and stored avoiding humidity, rains and wet
floor.
Electrical safety
• Carefully examine your work area for possible hazards such as moist
floors, ungrounded power extension cables, and missing safety grounds.
• Locate the emergency power-off switch in the room before installation.
Shut the power off at once in case accident occurs.
• Unplug all the external cables (including power cables) before moving
the chassis.
• Do not work alone when the wireless switch has power.
• Always check that the power has been disconnected.