Citizen Eco-Drive B872 User manual

Model No.BJ5＊・ BJ8＊
Cal.B870・ B872
CTZ-B8028②
INSTRUCTION MANUAL

ENGLISH
FRANÇAIS
ESPAÑOL
DEUTSCH
ITALIANO
PORTUGUÊS
中文（繁体字）

1
English
Please make sure to check the following before use.
Please read carefully section entitled "If Your Watch is a Diver's
Watch" to ensure proper use of the watch in the case your watch is a
diver's watch.
If your watch is a diver's watch, the words "AIR DIVER'S 200M" are
indicated on the case back (or dial).
If the words "AIR DIVER'S 200M" are not indicated on the case back
(or dial) of your watch, this means that your watch is not a diver's
watch and should not be used for scuba diving.

2
Contents
Before using ……………………………………………………… 4
Setting the time and date ……………………………………… 6
Functions of solar powered watches ………………………… 8
Insufficient charge warning function……………………… 10
Quick start function ………………………………………… 10
Time setting warning function …………………………… 11
Overcharge prevention function ………………………… 11
Care and handling during charging ………………………… 12
Replacing the rechargeable cell …………………………… 13

3
English
Charging time by environment …………………………… 14
If your watch is a diver's watch ……………………………… 16
Water resistance ……………………………………………… 24
Precautionary items and usage limitations ……………… 26
Specifications ………………………………………………… 32
Contents

4
is watch is powered not by an ordinary battery, but by converting photo
energy to electrical energy.
Before using, expose to light and make sure the watch is suciently
charged.
See "TIME REQUIRED FOR CHARGING" for reference charging times.
A rechargeable cell is used in this watch to store electrical energy.
is rechargeable cell 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 6 months without further charging.
To use this watch comfortably, make sure that the watch is always recharged
before it stops.
Before using

5
English
ere is no risk of overcharging this watch. (Overcharge Prevention Function is
provided)
We recommend that you recharge the watch everyday.
Before using

6
Setting the time and date
*If the crown is of the screw- type, set the time and date aer rst loosening the
screw. Retighten the screw aer the time and date have been set.
7
Solar cell
Time setting
Crown
Date setting
Normal position

7
English
■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. Aer setting the time, rmly push the crown back in to its normal position.
■Setting 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. Aer you have set the date, be sure to rmly return the crown to its normal
position.
Setting the time and date

8
If the charge becomes insucient, a warning function will operate and the
display changes as shown below.
Functions of solar powered watches
If insufficiently
charged
If sufficiently charged and time is set
Normal time
display
Insufficient charge
warning display
One second
interval movement Two second
interval movement
If sufficiently
charged