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)
On (mains supply)
Protective earth (ground) terminal
4
Alternating current (AC)
This symbol indicates the operating
switch for 'Stand-by' mode. Note, the
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.
Keysight E4416A and E4417A Installation Guide