Keysight 53210A User’s Guide 5
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)
Frame or chassis (ground) terminal
Standby Power. Unit is not completely
disconnected from AC mains when
power switch is in standby position.
IEC Measurement Category I.
Do NOT connect inputs to AC mains or
to circuits derived from AC mains.
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