Keysight Technologies E5053A, Руководство пользователя

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4 Keysight E5053A Microwave Downconverter
Caution
Safety Summary
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• Ground the Instrument
To avoid electric shock, the instrument chassis and cabinet must be
grounded with the supplied power cable’s grounding prong.
• Do NOT Operate in an Explosive Atmosphere
Do not operate the instrument in the presence of inflammable gases or
fumes. Operation of any electrical instrument in such an environment
clearly constitutes a safety hazard.
• Keep Away from Live Circuits
Operators must not remove instrument covers. Component replacement
and internal adjustments must be made by qualified maintenance
personnel. Do not replace components with the power cable connected.
Under certain conditions, dangerous voltage levels may remain even after
the power cable has been disconnected. To avoid injuries, always
disconnect the power and discharge circuits before touching them.
• DO NOT Service or Adjust the Instrument 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 the Instrument
To avoid the danger of introducing additional hazards, do not install
substitute parts or perform unauthorized modifications to the instrument.
Return the instrument to a Keysight Technologies Sales and Service Office
for service and repair to ensure that safety features are maintained in
operational condition.
• Dangerous Procedure Warnings
Warnings, such as the example below, precede potentially dangerous
procedures throughout this manual. Instructions contained in the warnings
must be followed.
This equipment is tested with stand-alone condition or with the
combination with the accessories supplied by Keysight Technologies
against the requirement of the standards described in the Declaration of
Conformity. If it is used as a system component, compliance of related
regulations and safety requirements are to be confirmed by the builder of
the system.
Dangerous voltage levels, capable of causing death, are present in this
instrument. Use extreme caution when handling, testing, and adjusting
this instrument.