Agilent Technologies E5071C, Service Manual, Page: 3 / 385

3
CLASS 1 LED PRODUCT
NOTE This equipment is MEASUREMENT CATEGORY I (CAT I). Do not use for CAT II, III, or
IV
.
NOTE This equipment is tested with stand-alone condition or with the combination with the
accessories supplied by Agilent 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.
• Ground The Instrument
To avoid electric shock hazard, the instrument chassis and cabinet must be connected to
a safety earth ground by the supplied power cable with earth blade.
• DO NOT Operate In An Explosive Atmosphere
Do not operate the instrument in the presence of flammable gasses or fumes. Operation
of any electrical instrument in such an environment constitutes a definite safety hazard.
• Keep Away From Live Circuits
Operating personnel 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
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 unauthorized modifications to the instrument. Return the instrument to a
Agilent Technologies Sales and Service Office for service and repair to ensure that
safety features are maintained.
• Dangerous Procedure Warnings
Warnings, such as the example below, precede potentially dangerous procedures
throughout this manual. Instructions contained in the warnings must be followed.
WARNING Dangerous voltages, capable of causing death, are presenting this instrument. Use
extreme caution when handling, testing, and adjusting this instrument.