HP E3472A, User Manual, Page: 7 / 153

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 protection provided by the equipment. In addition it violates safety
standards of design, manufacture, and intended use of the instrument.
The Hewlett-Packard Company assumes no liability for the customer’s
failure to comply with these requirements.
N o t e The HP E3472A/73A complies with INSTALLATION CATEGORY I and
POLLUTION DEGREE 2 in IEC1010-1. The HP E3472A/73A is INDOOR USE
product.
N o t e LEDs in this product are Class 1 in accordance with IEC825-1.
CLASS 1 LED PRODUCT
Ground The Instrument
To avoid electric shock hazard, the AC/DC adapter 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
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 Hewlett-Packard Sales and Service Office for
service and repair to ensure that safety features are maintained.
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