Hitachi HF-W6500 Instruction Manual page 15

SAFETY INSTRUCTIONS (Continued)
 Do not open the equipment cover if you are not a maintenance personnel. In
addition, do not install or replace the hardware.
 Before you start the work, make sure you shut down the OS, unplug the
power cord from the outlet, and wait for at least one minute. Otherwise, an
electric shock or failure of the equipment may result.
 Before you install or remove an extension board, make sure you shut down
the OS, unplug the power cord from the outlet, and wait for at least one
minute. If you install or remove an extension board without shutting down
the power, an electric shock or a fire may result.
 You must install the slot cover or connector cover if you do not use the slot
or connector. Otherwise, machine failure or burns may result.
 Before you install or remove main memory, make sure you shut down the
OS, unplug the power cord from the outlet, and wait for at least one minute.
If you install or remove main memory without shutting down the power, an
electric shock or a fire may result.
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