Specifications
Equipment Operation
Agilent E4418B/E4419B Service Guide v
Equipment Operation
Warnings and Cautions
This guide uses warnings and cautions to denote hazards.
WARNING  A warning calls attention to a procedure, practice or the like, which, if 
not correctly performed or adhered to, could result in injury or the loss 
of life. Do not proceed beyond a warning until the indicated conditions 
are fully understood and met.
Caution  A caution calls attention to a procedure, practice or the like which, if not 
correctly performed or adhered to, could result in damage to or the 
destruction of part or all of the equipment. Do not proceed beyond a caution 
until the indicated conditions are fully understood and met.
Personal Safety Considerations
WARNING  This is a Safety Class I product (provided with a protective earthing 
ground incorporated in the power cord). The mains plug shall only be 
inserted in a socket outlet provided with a protective earth contact. Any 
interruption of the protective conductor, inside or outside the 
instrument, is likely to make the instrument dangerous. Intentional 
interruption is prohibited.
If this instrument is not used as specified, the protection provided by the 
equipment could be impaired. This instrument must be used in a normal 
condition (in which all means of protection are intact) only.
No operator serviceable parts inside. Refer servicing to qualified 
personnel. To prevent electrical shock, do not remove covers.
For continued protection against fire hazard, replace the line fuse(s) 
only with fuses of the same type and rating (for example, normal blow, 
time delay, etc.). The use of other fuses or material is prohibited.










