Agilent Technologies N8201A - Manual (Page 114)

110 Agilent N8201A Performance Downconverter Synthetic Instrument Module, 3 Hz to 26.5 GHz
6 Service, Support, and Safety Information
Frame or chassis terminal.
Terminal is at earth potential. Used for measurement and
control circuits designed to be operated with one terminal at
earth potential.
Terminal for neutral conductor on permanently installed
equipment.
Terminal for line conductor on permanently installed
equipment.
Standby (supply); units with this symbol are not completely
disconnected from AC mains when this switch is in the standby
position. To completely disconnect the unit from AC mains,
either disconnect the power cord, or have a qualified/licensed
electrician install an external switch.
OFF (supply); a switch with this symbol opens the instrument’s
power supply circuit, disconnecting it with the mains supply.
ON (supply); a switch with this symbol closes the instrument’s
power supply circuit, connecting it with the mains supply.
Table 6 Safety symbols and instrument markings (continued)
Safety symbols Definition