U3022AM42
Safety and Regulatory Information
Danger of explosion if battery is incorrectly replaced. Replace only with the
same or equivalent type recommended. Discard used batteries according
to manufacturer’s instructions.
For continued protection against fire hazard replace line fuse only with same
type and rating. The use of other fuses or material is prohibited.
These servicing instructions are for use by qualified personnel only. To avoid
electrical shock, do not perform any servicing unless you are qualified to do so.
The opening of covers or removal of parts is likely to expose the user to
dangerous voltages. Disconnect the instrument from all voltage sources
before opening.
No operator serviceable parts inside. Refer servicing to qualified personnel.
To prevent electrical shock, do not remove covers.
The detachable power cord is the instrument disconnecting device. It
disconnects the mains circuits from the mains supply before other parts of
the instrument. The front panel switch is only a standby switch and is not a
LINE switch (disconnecting device).
Connector Care and Cleaning Precautions
Remove the power cord to the instrument. To clean the connectors use alcohol in a well
ventilated area. Allow all residual alcohol moisture to evaporate, and fumes to dissipate prior to
energizing the instrument.
If flammable cleaning materials are used, the material shall not be stored, or left
open in the area of the equipment. Adequate ventilation shall be assured to
prevent the combustion of fumes, or vapors.
To prevent electrical shock, disconnect the Keysight U3022AM42 from mains
electrical supply before cleaning. Use a dry cloth or one slightly dampened
with water to clean the external case parts. Do not attempt to clean internally
.
The power cord is connected to internal capacitors that may remain live for
five seconds after disconnecting the plug from the power supply.
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Keysight U3022AM42 User's and Service Guide