Safety Symbols
This document uses the following symbols to emphasize certain information.
Symbol Label Description
WARNING
WARNING This indicates the presence of a potential risk that
might cause death or severe injury.
CAUTION
CAUTION This indicates the presence of a potential risk that
might cause relatively mild or moderate injury.
NOTICE NOTICE This indicates the presence of a potential risk that
might cause severe damage to the equipment and/or
damage to surrounding properties.
Note This indicates notes not directly related to injury or
severe damage to equipment.
Tip This indicates advice on how to make the best use of
the equipment.
Fire Hazard This warns fire hazard. Take appropriate precautions
to prevent the risk of catching a fire.
Electric Shock
Hazard
This warns electric shock hazard. Failure to take
appropriate precautions could result in serious injury
or death.
Hot Surface Hot Surface indicates the risk of a serious burn by
high temperature.
Laser Hazard This warns laser hazard. Failure to take appropriate
precautions could result in invisible laser radiation.
General
Prohibition Sign
This indicates the general prohibition.
Disassembly
Prohibition Sign
This indicates not to allow customer to disassemble
component.
General
Mandatory Sign
This indicates a general action to take. Action by
following the instructions in this guide.
Unplug Power
cord
This indicates unplugging the power cable from the
outlet to avoid electric shock and fire.
Common precautions concerning safety
Please carefully read through, and fully understand, the following safety
instructions:
• When operating the equipment, follow the instructions and procedures in
the manual.
• Be sure to follow notes, cautionary statements and advice indicated on
the equipment or in the manual.
xii
Preface
Hitachi Compute Blade 500 Series System Service Manual
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