User manual SONY NP-FH50

[. . . ] Do not allow metal objects to come into contact with the battery terminals. ⷠKeep the battery pack away from fire. [. . . ] When using the optional AC adaptor/charger AC-VQP10, the battery life indicator may not be displayed. How to store the battery pack Fully charge the battery pack and then fully use it up on your electronic device before storing in a dry, cool place. Repeat this charging and using up once a year to maintain the battery pack's function. If the remaining battery time is considerably shortened, the battery pack is reaching the end of its life. ⷠThe battery life varies in each battery pack according to the storage, operating conditions and environment. Contents of the recording cannot be compensated for if recording or playback is not possible due to a malfunction of the battery pack or other devices. Design and specifications are subject to change without notice. Note: This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses, and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures: ­ Reorient or relocate the receiving antenna. [. . . ] We recommend that you only use the "InfoLITHIUM" battery pack with electronic devices that have the mark. If you use this battery pack with an electronic device that does not have the mark, the remaining battery capacity will not be indicated in minutes. [. . . ]