B&K Precision 4045B - Manual - Manual (Page 7)

7
Safety Symbols
Refer to the user manual for warning
information to avoid hazard or personal
injury and prevent damage to instrument.
Chassis (earth ground) symbol.
On (Power). This is the In position of the
power switch when instrument is ON.
Off (Power). This is the Out position of
the power switch when instrument is OFF.
On (Supply). This is the AC mains
connect/disconnect switch at the back of
the instrument.
Off (Supply). This is the AC mains
connect/disconnect switch at the back of
the instrument.