HEWLETT
m PACKARD
SAFETY SUMMARY
The following gensral safety prscautions must be obssrvad during all phnsss of operation, ssrwice, and rspair 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 usa nf ths instrument Hewlett-Packard Company assumtis no
liability for the custom&s failure to comply with thsse requirements; This is B Ssfsty Class 1 instrument.
GROUND THE INSTRUMENT
To minimize shock hazard, the instrument chassis and cabinet must be connected to an elec-
trical ground. The instrument is equipped with a three-conductor ac power cable. The power
cable must either be plugged into an approved three-contact electrical outlet or used with a
three-contact to two-contact adapter with the grounding wire (green) firmly connected to an
alactrical ground (safety ground) at the power outlet. The power jack and mating plug of the
power cable meet International Electrotechnical Commission (IECI 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
Operating 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 SERVfCE OR ADJUST ALONE
Do not attempt internal service or adjustment unless another person, capable of rendering first
aid and resuscitation, is present.
DO HOT SUBSTITUTE PARTS OR MODIFY INSTRUMENT
Becausa of the danger of introducing additional hazards, do not install substitute parts or per-
form any unauthorized modification to the instrument. Return the instrument to a Hewlett-
Packard Sales and Service Office for service and repair to ensure that safety features are main-
tained.
OAMEROUS PROCEDURE WARNINGS
Warnings, such as tha example below, precede potentially dangerous procedures throughout
this manual. Instructions contained in the warnings must be followed,
piGi-
Oangerous voltages, capable of causing death, are present in this instrument, Use BX.
treme caution when handling, testing, and adjusting.
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