NEC N8551-28F, Instruction Manual

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SYMBOLS USED IN THIS USER’S GUIDE AND WARNING LABELS
Attention
Prohibited Action
Mandatory Action
Warning
Do not install the device while the power is turned on.
Unplug the AC power cord from the main power source when
installing/ uninstalling the device to/from basic processing unit
or connect it with the enclosure. Failure to follow this warning
may cause an electric shock.
A symbol for
arousing attention
Indicates that improper use
may cause an electric shock. Indicates that improper use
may cause fumes or fire.
Indicates that improper use
may cause fingers to be caught. Indicates a general notice or
warning that cannot be
specifically identified.
Indicates a general prohibited
action or warning that cannot
be specifically identified. Do not disassemble, repair, or
modify the device. Otherwise,
an electric shock or fire may be
caused.
Do not touch unspecified parts
or units. Otherwise, burns or an
electric shock may be caused.
Unplug the power cord.
Otherwise, an electric shock or
fire may be caused. Indicates a general mandatory
action or warning that cannot
be specifically identified.
A content of
possible danger A term indicating a
hazard level