Keysight U3606B Service Guide 3
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) Off (supply)
Alternating current (AC) On (supply)
Both direct and alternating current
Caution, risk of danger (refer to this
manual for specific Warning or Caution
information)
Earth (ground) terminal Out position of a bi-stable push control
Frame or chassis terminal In position of a bi-stable push control
Category II 300 V over voltage
protection
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