CITIZEN QUARTZ
ECO-DRIVE
Model No. EP7XXX
Cal. No. A23
❈
• INSTRUCTION MANUAL
CTZ B6815
A. BEFORE USING
This watch is not powered by an ordinary battery,
but by converting light energy into electrical energy.
A secondary battery is used in this watch to store
electrical energy. This secondary battery is a clean
energy battery which does not use any toxic
substances such as mercury. Once fully charged,
the watch will continue to run for about 40 days
without further charging.
To use this watch comfortably, make sure that the
watch is always recharged before it stops.
There is concern of overcharging this watch.
(Overcharging Prevention Function is included.)
We recommend that you recherge the watch
every day.
B. SETTING THE TIME AND CALENDAR
Setting the time
1. Stop the second hand at the 0 second position by
pulling the crown out.
2. Turn the crown to set the time.
3. After setting the time, firmly push the crown back
in to the normal position.
Setting the time
1. Stop the second hand at the 0 second position by
pulling the crown out to the 2nd click.
2. Turn the crown to set the time.
3. After setting the time, firmly push the crown back
in to the normal position.
Setting the calendar
Adjusting the date
1. Pull the crown out to the 1st click.
2. Set the desired date by turning the crown.
• Do not adjust the date when the watch display is
reading between 9:00 pm and 1:00 am, otherwise
the date might not change on the following day.
3. After you have set the calendar, be sure to firmly
return the crown to its normal position.
Before using, expose to light and make sure
the watch is sufficiently charged.
See “F. TIME REQUIRED FOR CHARGING” for
charging time reference.
