Agilent Technologies 4339B Service Manual page 8

Safety Symbols
General de nitions of safety symbols used on equipment or in manuals are listed below.
Instruction manual symbol: the product is marked with this symbol when it is
necessary for the user to refer to the instruction manual.
Alternating current.
Direct current.
On (Supply).
O (Supply).
This Warning sign denotes a hazard. It calls attention to a procedure, practice,
condition or the like, which, if not correctly performed or adhered to, could
result in injury or death to personnel.
This Caution sign denotes a hazard. It calls attention to a procedure, practice,
condition or the like, which, if not correctly performed or adhered to, could
result in damage to or destruction of part or all of the product.
Note denotes important information. It calls attention to a procedure,
practice, condition or the like, which is essential to highlight.
Axed to product containing static sensitive devices use anti-static handling
procedures to prevent electrostatic discharge damage to component.
Caution, risk of electric shock : Terminals which may be supplied from the
interior of the equipment at a voltage exceeding 1 kV, or allow connection to a
voltage exceeding 1 kV are marked with this symbol.
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