6 Keysight 3458A Assembly-Level Repair 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.
Direct current (DC) Alternating current (AC)
Caution, risk of electric shock
Caution, risk of danger (refer to this
manual for specific Warning or Caution
information)
Protective earth (ground) terminal Frame or chassis (ground) terminal
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