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OPERATORS GUIDE
1744A
OSCILLOSCOPE

HEWLETT PACKARD
SAFETY SUMMARY
The following general safety precautions must be observed during operation 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 use of the instrument. Hewlett-Packard Company assumes no liability
for the customer's failure to comply with these requirements.
GROUND THE INSTRUMENT.
To minimize shock hazard, the instrument chassis and cabinet must be connected to an electrical ground. The
instrument is equipped with a three-conductor ac power cable. The power cable must either be plugged into
an approved three-contact outlet or used with a three-contact to two-contact adapter with the grounding wire
(green) firmly connected to an electrical ground (safety ground) at the power outlet. The power jack and
mating plug of the power cable 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.

DO NOT REMOVE INSTRUMENT COVERS.
Operating personnel must not remove instrument covers. Component replacement and internal adjustments
must be made by qualified maintenance personnel.Service instructions for this instrument are provided in a
separate Operating and Service Manual.
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 present in this instrument.
Use extreme caution when handling, installing or operating.
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OPERATORS GUIDE

MODEL 1744A
OSCILLOSCOPE