General Safety Information - Keysight U2722A Service Manual

General Safety Information

The following general safety precautions must be observed during all phases of
operation, service, and repair of this instrument. Failure to comply with these
precautions or with specific warnings elsewhere in this manual violates safety
standards of design, manufacture, and intended use of the instrument. Keysight
Technologies assumes no liability for the customer's failure to comply with these
requirements.
– Do not use this product in any manner not specified by the manufacturer.
WARNING
– Do not operate the product in an explosive atmosphere or in the presence
– Only qualified, service-trained personnel who are aware of the hazards
– Do not use the equipment if it does not operate properly. Ensure that the
– Do not install substitute parts or perform any unauthorized modification
– Make all connections to the unit before applying power.
CAUTION
– Take note of the instrument's external markings described under
– Use the device with the provided cables.
– Repair or service that is not covered in this manual should only be
– Instruments that appear damaged or defective should be made
6
The protective features of this product may be impaired if it is used in a
manner not specified in the operation instructions.
of flammable gases or fumes.
involved should remove the instrument casing. Always disconnect the
power cable and any external circuits before removing the instrument
casing.
equipment is inspected by qualified service personnel.
to the product. Return the product to n Keysight Sales and Service Office
for service and repair to ensure that the safety features are maintained.
Symbols.
performed by qualified personnel.
inoperative and secured against unintended operation until they can be
repaired by qualified service personnel.
Keysight U2722A/U2723A Service Guide
Safety