Citizen CA0820-50X User manual

INSTRUCTION MANUAL

The following provides an explanation of those matters that should be observed
at all times to prevent injury to the wearer or other persons as well as damage to
property before they occur.
Safety Precautions: Observe at All Times
• The degree of injury or damage resulting from incorrect use while ignoring the
indicated matters is classified and explained using the following markings.
WARNING This marking indicates matters for which there is
the risk of death or serious injury.
CAUTION This marking indicates matters for which there is
the risk of injury or property damage only.

• The types of matters to be observed are classified and explained using the following
mark (the following indicates two examples of icons).
This mark indicates that caution or attention is required.
This mark indicates prohibited matters.
English

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Eco-Drive
Quick Start Function
Overcharge
Prevention Function
Insucient Charge
Warning Function
Chronograph
* e illustrations shown in this manual may dier from the
actual watch you have purchased.

This watch includes a rechargeable cell. This cell is fed electricity by a
solar cell in which light energy is converted to electrical energy.
Product Features
The watch operates by converting sunlight into electrical energy, which is stored in a rechargeable
battery. e rechargeable battery is a clean energy source that does not contain mercury or other harmful
substances. When the watch is fully charged, it will operate continuously for approximately seven months.
A watch that has stopped due to an insuciently charged cell will start operating immediately
when exposed to light.
Special hand movement to let you know when the reserve energy is getting low.
is protects the rechargeable cell from overcharging. is provides worry free enjoyment,
not matter how much light your watch is subjected to.
This feature enables elapsed time measurement (stopwatch.) You can measure time in
activities such as walking, jogging, bicycle riding, etc.
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Contents
Troubleshooting ………………………………………………… 1
Component identication ………………………………………… 2
Recharging your watch …………………………………………… 4
Setting the Time …………………………………………………… 8
Setting the Date …………………………………………………… 10
Using the Chronograph …………………………………………… 12
Precautions ………………………………………………………… 16
Specications ……………………………………………………… 26

1
English
Troubleshooting
e second hand is moving at two-second intervals. P. 6
e chronograph second hand does not return to
reference position even when reset. P.14
e watch does not return to normal one-second
interval movement even when charged.
e watch does not operate even when charged.
e watch stops immediately even when charged.
e chronograph minute hand does not return to
reference position even when reset.
Submit your watch to your nearest Authorized Citizen Service Center.

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Component identication
Minute hand
Button (B)
Date indicator
Chronograph
minute hand
Hour hand
24-hour hand
Second hand
Chronograph
second hand
Crown
Button (A)
* The illustrations shown in this manual
may dier from the actual watch you have
purchased.

3
English
How to use the screw down crown and screw down push button
Unlock Lock
* Unlocking is not required when a standard crown and button are equipped.
Screw down
crown
Screw down
push button
Rotate the crown
counterclockwise
(le) until it releases
from the case.
Rotate the locking
screw counterclockwise
(le), and loosen until
it stops.
Rotate the crown
clockwise (right)
while pushing it in,
and tighten rmly.
Rotate the locking
screw clockwise
(right), and tighten
rmly.
Some models feature a screw down crown and/or screw down push button.
Locking the crown and/or button prevents accidental operation.
ese must be unlocked prior to using certain features of your watch such
as setting the time or date.

4
is watch uses a built-in rechargeable cell to store electrical energy.
Charge the watch by exposing the dial to light such as direct sunlight or
uorescent lamps.
Recharging your watch
To ensure optimal operation, be sure to perform the following.
• Charge the watch in direct sunlight (outdoors) once a month for
5 to 6 hours.
• When you take your watch off, be sure to place it in a location
where the dial can receive light. An ideal location might be a
window sill where it can receive direct sunlight.