Instrument Markings - Keysight Technologies N77 Series User Manual

W A R N I N G

Instrument Markings

Keysight N77xx Series
To avoid the possibility of injury or death, you must observe the following
precautions before switching on the instrument.
•
Insert the power cable plug only into a socket outlet provided with a protective
earth contact. Do not negate this protective action by the using an extension
cord without a protective conductor.
•
Do not interrupt the protective earth connection intentionally.
•
Do not remove protective covers. Operating personnel must not remove
instrument covers. Component replacement and internal adjustments must
be made only by qualified service personnel.
•
Instruments that appear damaged or defective should be made inoperative
and secured against unintended operation until they can be repaired by
qualified service personnel.
•
Defective, damaged, or malfunctioning laser sources must be returned to an
Keysight Technologies Service Center.
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.
or
The instruction manual symbol. The
product is marked with this warning
symbol when it is necessary for the user
to refer to the instructions in the manual.
The CE mark is the conformity marking
of the European Community
The CSA mark is the certification mark
of the Canadian Standards Association.
The C-Tick or RCM mark is the
certification mark of the Australian
Communications Authority.
The KC mark is the Korean certification
mark.
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