Cleaning and Working with Internal Devices
WARNING
Do not disassemble, repair, or alter the NEC Express server.
Never attempt to disassemble, repair, or alter the NEC Express server on any occasion other than described in this User's Guide. Failure to follow this instruction may cause an electric shock or fire as well as malfunctions of the server.
Do not look into the
A laser beam is used in the
Do not remove the lithium battery.
The NEC Express server contains a lithium battery. Do not remove the battery. Placing the lithium close to a fire or in the water may cause an explosion.
When the server does not operate appropriately due to the dead lithium battery, contact your sales agent. Do not disassemble the server to replace or recharge the battery by yourself.
Disconnect the power plug before cleaning the NEC Express server.
Make sure to power off the NEC Express server and disconnect the power plug from a power outlet before cleaning or installing/removing internal optional devices. Touching any internal device of the NEC Express server with its power cord connected to a power source may cause an electric shock even of the NEC Express server is
Disconnect the power plug from the outlet occasionally 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.
CAUTION
High temperature
Immediately after the NEC Express server is powered off, its internal components such as hard disks are very hot. Leave the server until its internal components fully cool down before installing/removing any component.
Make sure to complete board installation.
Always install a board firmly. An incompletely installed board may cause a contact failure, resulting in smoking or fire.
