Panasonic FZ-G2 Series Operating Instructions Manual page 47

5. Insert the battery pack (D) until it touch to the secured position.
Be careful about the battery pack direction.
In case that the projection does not match the dents of the computer, detach the battery pack once, then slide it while pushing it lightly to avoid
floating.
6. Slide the detach lock (E) to the locked position.
When replacing the battery pack without turning off the computer
<Only for model with Built-in Bridge Battery>
1. <For tablet> Turn your computer over.
Make sure no foreign objects are under the computer.
Depending on the models, the shape of battery pack may differ.
2. Slide the detach lock (F) to the unlocked position.
3. Slide the battery latch (G) with the detach lock (F), check the status of battery indicator (H).