Emerson 475 User Manual page 13

Learning the basics
To charge the battery:
1.Plug the power supply/charger into a power outlet.
2.Plug the green power supply/charger connector into the green
connector on the battery. The flat side of the power supply/charger
connector should face the front of the 475 or the inside of the battery,
if the battery is not attached to the 475. The battery is fully charged
when the light on the power supply/charger is green.
Figure 2-2. Charging the battery connected to the 475 Field
Communicator
Power supply/charger
Power supply/charger
connector
Power supply/charger lights
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