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48 Chapter 1
Getting Started
Safety Considerations
Instrument Operation and Maintenance
The following warnings explain conditions which affect the safe
operation of the instrument.
WARNING If this instrument is not used as specified, the protection
provided by the equipment could be impaired. This product
must be used in a normal condition (in which all means for
protection are in tact) only.
WARNING To prevent electrical shock, disconnect the E4406A from mains
before cleaning. Use a dry cloth or one slightly dampened with
water to clean the external case parts. Do not attempt to clean
internally.
Explanation of Safety Symbols that are on the Instrument
The following list describes all safety symbols that are on the front and
rear panels of the transmitter tester.
The instruction documentation symbol. The product is marked with this
symbol when it is necessary for the user to refer to the instructions in the
documentation.
This symbol is used to mark the ON position of the power line switch.
This symbol is used to mark the OFF position of the power line switch.
This symbol is used to mark the STANDBY position of the power line switch.
This symbol indicates that the input power required is AC.
This symbol is used to mark the STANDBY/OFF position of the power line
switch.
This symbol is used to mark the On position of the power line switch.