Intel RAID High Availability Storage User Manual page 4

WARNINGS
Server power on/off: The push-button on/off power switch on the
front panel of the server does not turn off the AC power. To remove
AC power from the server, you must unplug the AC power cord from
either the power supply or wall outlet.
Hazardous conditions—power supply: Hazardous voltage, current,
and energy levels are present inside the power supply enclosure.
There are no user-serviceable parts inside it; servicing should only be
done by technically qualified personnel.
Hazardous conditions—devices and cables: Hazardous electrical
conditions may be present on power, telephone, and communication
cables. Turn off the server and disconnect telecommunications
systems, networks, modems, and the power cord attached to the
server before opening it. Otherwise, personal injury or equipment
damage can happen.
iv Intel® RAID High Availability Storage User Guide