Keysight 16442B, User Manual

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Safety Summary
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 may impair the protections provided
by the equipment. In addition, it violates safety standards of design, manufacture, and
intended use of the instrument. Keysight Technologies assumes no liability for
customer’s failure to comply with these requirements.
• GROUND THE INSTRUMENT
This is Safety Class I instrument. To minimize shock hazard, the instrument chassis
and cabinet must be connected to an electrical ground. The power terminal and the
power cable must meet International Electrotechnical Commission (IEC) safety
standards.
• DO NOT OPERATE IN AN EXPLOSIVE ATMOSPHERE
Do not operate the instrument in the presence of flammable gases or fumes.
Operation of any electrical instrument in such an environment constitutes a definite
safety hazard.
• KEEP AWAY FROM LIVE CIRCUITS
Operation personnel must not remove instrument covers. Component replacement
and internal adjustments must be made by qualified maintenance personnel. Do not
replace components with power cable connected. Under certain conditions,
dangerous voltages may exist even with the power cable removed. To avoid injuries,
always disconnect power and discharge circuits before touching them.
• DO NOT SERVICE OR ADJUST ALONE
Do not attempt internal service or adjustment unless another person, capable of
rendering first aid and resuscitation, is present.
• DO NOT SUBSTITUTE PARTS OR MODIFY INSTRUMENT
Because of the danger of introducing additional hazards, do not install substitute
parts or perform any unauthorized modification to the instrument. Return the
instrument to a Keysight Technologies Sales and Service Office for services and repair
to ensure that safety features are maintained.
• DANGEROUS PROCEDURE WARNINGS
Warnings, such as example below, precede potentially dangerous procedures
throughout this manual. Instructions contained in the warnings must be followed.
WARNING
Dangerous Voltage, capable of causing death, are present in this instrument. Use
extreme caution when handling, testing, and adjusting.