Casio 3179 Manual page 57

Battery Replacement
• Leave battery replacement up to your original retailer or authorized CASIO Service
Center.
• Have the battery replaced only with the type specified by in this manual. Use of another
type of battery can cause malfunction.
• When replacing the battery, also request a check for proper water resistance. Note
that you will be charged separately for water resistance inspection.
Initial Battery
• The battery that comes loaded in your watch when you purchase it is used for function
and performance testing at the factory.
• This type of test battery may go dead quicker than the normally rated battery life as
noted in the User's Guide. Note that you will be charged for replacement of this battery,
even if replacement is required within the watch's warranty period.
Low Battery Power
• Low battery power is indicated by large timekeeping error, when display contents are
dim, or when the display does blank.
• Operation while battery power is low can result in malfunction. Replace the battery as
soon as possible.
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