After turning the camera on, check the battery level in the display.
Battery level is shown as follows:

| Indicator | Description | 
|---|---|
| O (white) | Battery partially discharged. | 
| M (white) | Battery about two-thirds charged. | 
| K (white) | Battery about one-third charged. Charge as soon as possible. | 
| J (red) | Low battery. Charge battery. | 
| A (blinks red) | Battery exhausted. Turn camera off and recharge battery. |