The camera battery cannot be charged if both of the USB connectors on the AC-UD20 are being used. Charging stops if both connectors are used. Disconnect the USB connection to the other device to charge the camera battery.
The camera battery cannot be charged if both of the USB connectors on the AC-UD20 are being used. Charging stops if both connectors are used. Disconnect the USB connection to the other device to charge the camera battery.