Keysight 87421A, Operating And Service Manual

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Keysight
87421/2A Power Supply Operating and Service Manual 5
Safety and Regulatory Information
Review this product and related documentation to familiarize
yourself with safety markings and instructions before you
operate the instrument. This product has been designed and
tested in accordance with international standards.
Instrument 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.
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.
ISM1-A
This text indicates that the instrument is an
Industrial Scientific and Medical Group 1 Class A
product (CISPER 11, Clause 4).
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