Casio efa-123 manual

Are the hands stopped? Does the backlighting illuminate the display poorly? The cause of all these symptoms may be a defective or dead battery and it must be replaced.

Where and what type of battery to buy? How to change it? Answers to these and other questions in this article. Enter a watch model into the search engine and search on Casio official websites:. But we have already compiled a complete list of current Casio models with the corresponding battery names. We recommend having the battery replaced by an authorized Casio service center, because it is very difficult to maintain a tight seal by taking the wristwatch apart and putting it back together yourself.

But if you want to do it yourself, you can read our material on replacing the battery at home on the model pages. The list of standard batteries in Casio watches is usually marked CR or SR you can buy batteries from a reliable partner by clicking on the links :. Here already fundamental differences in some parameters, such as the nominal capacity or operating voltage.

This manual comes under the category Watches and has been rated by 3 people with an average of a 8. This manual is available in the following languages: English. Is your question not listed? Operation Guide 1. V alues produced. T o get the most out of your. All sample displays. Further details and technical information can be. Press C. Use the T imekeeping Mode to set and view the current.

This watch features separate digital and analog. The procedures for setting the digital time. This watch is preset with UTC differential values that. Before setting. To set the digital time and date. In the T imekeeping Mode, hold down A until the.

T imekeeping Mode settings. Press C to move the flashing in the sequence shown. Screen: To do this:. Reset the seconds to T oggle between Daylight Saving. T oggle between hour 12H and. Press D. When the setting you want to change is flashing, use D and B to change it as. Press A to exit the setting screen. Daylight Saving T ime summer time advances the time setting by one hour from. Standard Time.