During Operation - NEC N8100-2089F User Manual

Disconnect the power plug before cleaning the server.
Be to power off the server and disconnect the power plug from a power outlet before cleaning or
installing/removing internal optional devices. Touching any internal device of the server with its power cord
connected to a power source may cause an electric shock even of the server is off-powered.
Occasionally disconnect the power plug from the outlet and clean the plug with a dry cloth. Heat will be
generated if condensation is formed on a dusty plug, which may cause a fire.
High temperature
Components including internal hard disk drives in the server are extremely hot just after the server is
turned off. Allow the surface to cool before installing/removing.
Secure cables or cards in place
Be sure to secure the power cable, interface cables, and cards in place. Incomplete installation causes a
loose connection, resulting in smoke or fire
Electric shock
The redundant cooling fan, hard disk drives (only when hot-plug hard disk drives are installed), and power
supply unit (only when redundant power supply are installed) support hot swapping. If replacing a
component when the electrical current is being supplied, use extreme caution not to get electric shock by
touching terminal parts of the internal components.

During operation

Do not pull out or remove the server from the rack.
Do not pull the server out of the rack or remove it from the rack. In addition to causing equipment to not
function properly, separating the server from the rack may result in personal injury.
Avoid contact with the server during thunderstorms.
Do not touch any part of the server including the cables when a thunderstorm is approaching. Also, do not
connect or disconnect any devices. There may be a risk of electric shock from lightning strike.
Keep animals away from the server.
Keep animals such as pets away from the server. Pet hair or other waste enters the server, which may
cause a fire or electric shock.
Do not leave the optical disk drive tray open.
Dust may get in the server when the tray is open, which may result in a malfunction. In addition, bumping
the open tray could cause personal injury.
WARNING
CAUTION
CAUTION
Express5800/T120e User's Guide
Precautions for Use (Be Sure to Read)
21