Safety Symbols - Keysight N432A Service Manual

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.
Caution, risk of danger (refer to this
manual for specific Warning or Caution
information)
The instrument is marked with this
symbol when it is necessary for the
user to refer to the instructions in the
supplied documentation.
Direct current (DC)
Both direct and alternating current
Off (mains supply)
Caution, risk of electric shock
Earth (ground) terminal
Protective earth (ground) terminal
In position of a bi-stable push control
Equipotentiality
Keysight N432A Service Guide
This symbol indicates the operating
switch for 'Stand-by' mode.
Note, this instrument is NOT isolated
from the mains when the switch is
pressed. To isolate the instrument, the
mains coupler (mains input cord)
should be removed from the power
supply.
Alternating current (AC)
Three-phase alternating current
On (mains supply)
Caution, hot surface
Equipment protected throughout by
double insulation or reinforced
insulation
Frame or chassis (ground) terminal
Out position of a bi-stable push control
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