Citizen Watch, BU2, BU3, BU4, FD2 Instruction Manual
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INSTRUCTION MANUAL
ENGLISH
FRANÇAIS
ESPAÑOL
DEUTSCH
ITALIANO
PORTUGUÊS
中文（繁体字）
中文（簡体字）
Thank you for your purchase of this Citizen watch.
Before using the watch, read this instruction manual carefully to ensure correct
use. After reading the manual, store it in a safe place for future reference.
Visit the Citizen web site (http://www.citizenwatch-global.com/) to view visual
guides for operation of your watch. Some models may be equipped with external
features (calculation scale, tachymeter, etc.). Visual guides for operation of such
external features can also be found on the web site.
To check the movement number
A case number—4 alphanumeric characters and
6 or more alphanumeric characters—is engraved
on the case back. (Figure on the right)
The first 4 characters of the case number
represent the movement number of the watch.
In the example on the right, “ ” is the
movement number.
Engraving position example
The engraving position may differ
depending on watch model.
1
Safety precautions — IMPORTANT
This manual contains instructions that should be strictly followed at all times
not only for optimal use, but to prevent any injuries to yourself, other persons or
property. We encourage you to read the entire booklet (especially, pages 20 to 33) and
understand the meaning of the following symbols:
■ Safety advisories are categorized and depicted in this manual as follows:
DANGER
WARNING
CAUTION
■ Important instructions are categorized and depicted in this manual as follows:
2
Highly likely to cause death or serious injury
Can cause serious injury or death
Can or will cause minor or moderate injury or damage
Warning (caution) symbol followed by instructions that should
be followed or precautions that should be observed.
Warning (caution) symbol followed by prohibited matters.
Before using this watch
After unpacking, the following must be done before using the watch:
• Checking whether the second hand moves normally
When the second hand moves once every two seconds, charge your watch. (See
page 10)
This watch has a rechargeable cell which is charged by
exposing the dial to light.
Expose the dial to direct sunlight regularly to charge the
watch.
For details of charging, see pages 10 to 13.
3
Before using this watch Before using this watch
Band adjustment
We recommend seeking the assistance of an experienced watch technician
for sizing of your watch. If adjustment is not done correctly, the bracelet may
unexpectedly become detached leading to loss of your watch or injury.
Consult your nearest authorized Citizen service center.
Protective stickers
Be sure to remove any protective stickers that may be on your watch (case back,
band, clasp, etc.).Otherwise, perspiration or moisture may enter the gaps between
the protective stickers and the parts, which may result in a skin rash and/or
corrosion of the metal parts.
How to use a specially designed crown/button
Some models are equipped with a specially designed crown and/or push button to
prevent accidental operation.
4
Screw down crown/button
Unlock the crown/button prior to operate your watch.
Unlock Lock
Screw down
crown
Screw down
push button
Recessed buttons
Rotate the crown
counterclockwise
until it releases from
the case.
Rotate the
locking screw
counterclockwise, and
loosen until it stops.
Press the button with a non-marring narrow-tipped object
such as a wooden toothpick.
• Metal objects may cause marring or scratching of the
button.
Before using this watch
Push the crown in to the case.
With gentle pressure towards
the case, rotate the crown
clockwise to secure it to the
case. Be sure to tighten firmly.
Rotate the locking screw
clockwise, and tighten firmly.
5
Table of contents
Component identification .................................................................8
Charging your watch .......................................................................10
Adjusting the time .........................................................................14
Adjusting the date ..........................................................................16
Troubleshooting .............................................................................19
Eco-Drive watch handling precautions .............................................20
Water resistance .............................................................................24
6
Table of contents
Precautionary items and usage limitations ......................................27
Specifications .................................................................................34
7
Component identification
Model with date/24-hour indicator
Equipped with a date hand at the 12
o’clock position, and a 24-hour hand at
the 6 o’clock position.
①
③
Movement number: 8723 Movement number: 8725
8
Model with date/day indicator
Equipped with a date hand at the 3
o’clock position, and a day hand at the 9
o’clock position.
⑥
①
②
⑤
④
③
⑦
②
④
⑥
Component identification
SUN
MON
TUE
THU
FRI
SAT
WED
24
9
2
1
3
4
5
6
7
8
10
11
13
15
17
19
21
25
23
27
29
31
12
9
18
60
30
5
35
10
40
55
25
50
20
15
45
Model with date/day/24-hour indicator
Equipped with a date hand at the 3
o’clock position, a 24-hour hand at the 6
o’clock position, and a day hand at the 9
o’clock position.
①
⑤
③
Movement number: 8729
① Hour hand
② Minute hand
③ Second hand
④ Crown
⑤ Day hand
②
⑥ Date hand
⑦ 24-hour hand
• The illustrations in this
④
instruction manual may differ
from the actual appearance of
your watch.
⑥
⑦
9
Charging your watch
This watch has a rechargeable cell which is charged by
exposing the dial to light, such as direct sunlight or
fluorescent lamps.
After taking off the watch, put it in a location where the dial
is exposed to bright light, such as by a window.
For optimal performance, be sure to:
• Expose the watch to direct sunlight for five or six hours at
least once a month.
• Avoid leaving the watch in dark places for long periods of
time.
Caution
• Do not charge the watch at high temperature (about 60°C/140°F or higher).
• If the watch is obscured from light by long sleeves frequently, supplemental
charging may be needed to ensure continual operation.
10
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