Pentax K100D User Manual - Page 28

26 3 Press down on the batteries with the battery cover (1) and slide it as shown in the 1 illustration (2) to close. Getting Started 2 2 • Use the AC adapter (optional) when using the camera for a prolonged period. (p.28) • Check the battery orientation if the camera does not operate properly after replacing the batteries. Be sure to fully close the battery cover. The camera will not turn on if the battery cover is open. Batteries You can use four kinds of batteries with your camera. Battery performance differs by type. Please choose the type that best suits your purpose. CR-V3* The CR-V3 is a long-life battery and is convenient when traveling. AA Ni-MH rechargeable batteries These are rechargeable and are economical. A commercially available battery charger that is compatible with the batteries is required. AA lithium batteries Recommended in cold climates. Provided with the camera. These are easily obtainable when your usual batteries run out but they may not support AA alkaline batteries all the camera functions under certain conditions. We do not recommend their use except in emergencies and checking the camera's functionality. * CR-V3 batteries have rechargeable and non-rechargeable types. This camera uses only non-rechargeable CR-V3 batteries. Nickel manganese batteries and rechargeable CR-V3 batteries may cause malfunctions due to their voltage characteristics. Therefore, use is not recommended.