HP PhotoSmart 315 User Manual page 78

To connect an AC power adapter:
1. Plug the adapter into a power source (such as a wall outlet or power strip).
2. Connect the round end of the adapter cable to the camera.
If you want to use battery power, remove the AC adapter
Note:
from the power source and the camera. If the AC adapter
is connected to the camera, even if it is not connected to
a power source, the camera will not use battery power.
78 hp photosmart 315 digital camera user's guide