4 Keysight 34970A/34972A User’s Guide
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.
Alternating current (AC) Frame or chassis (ground) terminal
Standby supply. Unit is not completely
disconnected from AC mains when
switch is off.
Caution, risk of electric shock
Caution, risk of danger (refer to this
manual for specific Warning or Caution
information)
Protective earth (ground) terminal
IEC Measurement