3Com 8810 Switch User Manual


 
3
INSTALLATION PREPARATION
Safety
Recommendations
To avoid possible bodily injury and device impairment, please read the following
safety recommendations carefully before installing the Switch 8800 Family. The
recommendations do not cover every possible hazardous condition.
General Safety
Recommendations
The Switch 8800 Family use redundant PSUs. Turn off all PSUs and remove all
the power cords before opening the chassis.
Keep the chassis clean and dust-free.
Keep the chassis and installation tools away from walk areas.
Safety
Recommendations
against Electricity
Look carefully for possible hazards in your work area, such as ungrounded
power extension cables, missing safety grounds, and moist floors.
Locate the emergency power-off switch in the room before installation. Shut
the power off at once in case accident occurs.
Unplug all the power cords and external cables before moving the chassis.
Do not maintain the equipment alone when it has been powered.
Never assume but check each time that power has been disconnected from a
circuit.
Do not place the switch on a moist area and avoid liquid flowing into the
switch.
Safety
Recommendations in
Moving the Switch 8800
Family
The Switch 8800 Family are rather big and heavy, so follow the recommendations
below when moving it.
Remove all the external cables (including power cords) before moving the
chassis.
Do not move the switch alone. Work with another person.
Move the switch slowly and stably. Never move suddenly or twist your body.
Move the switch at stable and consistent paces with your peer. Keep balance of
your body.
c
CAUTION: You can only hold the handles at both sides of the chassis when
moving the switch, but not the plastic panel of the chassis, the handle of the fan
frame, the handle of the PSUs or the air vents of chassis.
As these parts are not designed for bearing the weight of the entire chassis, any
attempt trying to carry the switch with these parts may impair the switch and even
injure yourself.