Keysight J7211A/B/C Operating and Service Manual 3
Certification
Keysight Technologies certifies that this product met its published specifications at the time of
shipment from the factory. Keysight Technologies further certifies that its calibration
measurements are traceable to the United States National Institute of Standards and Technology
(NIST, formerly NBS), to the extend allowed by the Institute’s calibration facility, and to the
calibration facilities of the other International Standards Organization members.
Safety Symbols
The following symbols on the instrument and in the documentation indicate precautions which
must be taken to maintain safe operation of the instrument.
Regulatory Markings
When you see this symbol on your instrument,
you should refer to the instrument’s instruction
manual for important information.
This symbol indicates hazardous voltages.
The laser radiation symbol is marked on products
that have a laser output.
This symbol indicates that the instrument
requires alternating current (ac) input.
This symbol indicates that the power line switch
is ON.
This symbol indicates that the power line switch
is OFF or in STANDBY position.
The CE mark is a registered trademark of the
European Community. If it is accompanied by a
year, it indicates the year the design was proven.
The CSA mark is a registered trademark of the
Canadian
Standards Association.
This text indicates that the instrument is an
Industrial Scientific and Medical Group 1 Class A
product (CISPER 11, Clause 4).
ICES/NMB-001 indicates that this ISM device
complies with the Canadian ICES-001.
Cet appareil ISM est conforme a la norme
NMB-001 du Canada.
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