Equipment Operation - Keysight N1913B EPM Series Service Manual

Equipment Operation

Warnings and Cautions
This guide uses warnings and cautions to denote hazards.
A WARNING notice denotes a hazard. It calls attention to an operating
WARNING
procedure, practice, or the like that, if not correctly performed or adhered to,
could result in personal injury or loss of life. Do not proceed beyond a
WARNING notice until the indicated conditions are fully understood and
met.
A CAUTION notice denotes a hazard. It calls attention to an operating
CAUTION
procedure, practice, or the like that, if not correctly performed or adhered to,
could result in damage to the product or loss of important data. Do not
proceed beyond a CAUTION notice until the indicated conditions are fully
understood and met.
Personal Safety Considerations
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.
4 Keysight N1913B/N1914B EPM Series Power Meters Service Guide