Keysight N9912A User Manual page 302

Working with the Lithium-Ion Battery
Charging the Battery
Figure 20-1 AC/DC Adapter
To charge a battery inside the FieldFox, insert the AC/DC adapter plug into the
Power connector on the FieldFox side panel, then plug the adapter into an AC
outlet.
— FieldFox ON: Charging is indicated by a battery icon in the upper right of
— FieldFox OFF: Charging is indicated by the FieldFox power LED glowing
20- 4
the front panel screen.
amber, with its intensity increasing from dim to bright every few seconds.
This pattern repeats until the LED turns off when charging is done. Learn
more on "Front Panel" on page 2-7.
Keysight N9912-90001 User's Guide