User Guide

5
Precautions for safety
Observe the precautions for safety described in this section. The blade enclosure
(SIGMABLADE-H) on which this card is installed has power units. Carefully use them to avoid
any electric shock.
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General precautions
Do not use this product for services where critical high availability may
directly affect human lives.
This product is not intended to be used with or control facilities or devices
concerning human lives, including medical devices, nuclear facilities and
devices, aeronautics and space devices, transportation facilities and devices; and
facilities and devices requiring high reliability. NEC assumes no liability for any
accident resulting in personal injury, death, or property damage if this product
has been used in the above conditions.
Do not disassemble, repair, or alter this product.
Never disassemble, repair, or alter this product on any occasion other than
described in this manual, otherwise it may cause an electric shock or fire as well
as malfunctions of this product.
Do not use this product if any smoke, odor, or noise is present.
If smoke, odor, or noise is present, immediately turn off the POWER of the CPU
blades and disconnect the power plug from the outlet, then contact your sales
representative. Using this product in such conditions may cause a fire.
Do not insert a wire or metal object.
Do not insert a wire or metal objects into a vent or a slot. There is a risk of
electric shock.
Do not install or remove multiple CPU blades at the same time.
Install or remove CPU blades one at a time. If you install or remove two or more
CPU blades, or install a CPU blade while the cover of another slot is removed, there
is a risk of electric shock.
WARNING