Preparing For Installation; Safety Recommendations - NEC QX-S6648XP-6Q Installation Manual

Installation Guide
QX-S6600 Series Ethernet Switches

2 Preparing for installation

Safety recommendations

To avoid any equipment damage or bodily injury caused by improper use, read the
following safety recommendations before installation. Note that the recommendations do
not cover every possible hazardous condition.
Regarding with installation and maintenance of this product, please make the engineer who
acquired a right operating method to do that.
Remove dust on and around the Switch regularly.

Before cleaning the switch, unplug all power cords from the switch. Do not clean the

switch with wet cloth or liquid.
Before moving the Switch, unplug all power cords from the switch.

Do not place the switch near water or in a damp environment. Prevent water or

moisture from entering the switch chassis.
Do not place the switch on an unstable case or desk. The switch might be severely

damaged in case of a fall.
Ensure proper ventilation of the equipment room and keep the air inlet and outlet vents

of the switch free of obstruction.
Connect the yellow-green protection grounding cable before power-on.

Make sure the operating voltage is in the required range.

Please don't open equipment. Breakdowns when opening, will be applying of the

guarantee.
When replacing FRUs, including power modules and fan trays, wear an

ESD-preventive wrist strap to avoid damaging the units.
Please be sure to do service operation of the equipment which is being used after a

power supply is off.
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2 Preparing for installation