Keysight N9938-90003 User’s Guide                                                            283
Safety Considerations
For the FieldFox
Only Keysight approved accessories shall be used.
Cleaning connectors with alcohol shall only be done with the 
instruments power cord removed, and in a well-ventilated area. 
Allow all residual alcohol moisture to evaporate and the fumes to 
dissipate prior to energizing the instrument.
The power cord and connectors shall be compatible with the connector 
used in the premise electrical system. Failure to ensure adequate earth 
grounding by not using the correct components may cause product 
damage and serious injury.
The measuring terminals on this instrument are designed to be used with 
external signals described in Measurement Category NONE, but NOT with 
external signals described in Categories II, III, and IV. The input of this 
instrument cannot be connected to the mains.
It is not recommended to operate the FieldFox when it is laying on its back 
on a table top or other flat surface, with the kickstand folded in. The 
cooling is less effective when the FieldFox is placed lying down flat on 
back of the instrument.
Use original packaging or comparable for shipping or transporting the 
instrument.