Charge The Battery Of The Other Device - Nokia Extra Power DC-8 Manual Del Usuario

ENGLISH
If the battery in the DC-8 device cannot be charged, the red indicator
light is displayed. Check that the battery is rechargeable and the charger
is properly connected to the DC-8 device.
To end the charging, unplug the charger cable from the DC-8 device, and
disconnect the charger from the power source.

Charge the battery of the other device

To charge a battery of your Nokia device, connect the supplied
connectivity cable to the DC-8 device and your device. The indicator light
flashes green for about 10 seconds. If the battery in the DC-8 device runs
out of power, the indicator light turns off. You can check the charge level
from the connected device.
If the DC-8 device cannot charge the battery, the red indicator light is
displayed. Check that the other device is properly connected to the DC-8
device.