Instruction/ maintenance manual of the product 438 Casio
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1 Operation Guide 437/438 MA0904-EA (Reversion to regular time) The watch reverts to the regular timekeeping display after operating in any mode. (Auto-retrieve function) The calculator and alarm displays will automatically return to the regular timekeeping display in 5 or 6 minutes.
2 Operation Guide 437/438 Specifications Accuracy at normal temperature: ± 15 seconds a month Display capacity: • Regular timekeeping Hour , minute, second, am/pm, year, month, date and day .
An important point after buying a device Casio 438 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Casio 438 yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Casio 438 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Casio 438 you will learn all the available features of the product, as well as information on its operation. The information that you get Casio 438 will certainly help you make a decision on the purchase.
If you already are a holder of Casio 438, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Casio 438.
However, one of the most important roles played by the user manual is to help in solving problems with Casio 438. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Casio 438 along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
