Citizen Eco-Drive E784 User manual

NSTRUCTION MANUALI

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.
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.
Be sure to visit the Citizen website at http://www.citizenwatch-global.com/ .
Here you will find a variety of information such as electronic setting guides,
answers to frequently asked questions, Eco-Drive recharging information and
more.
Engraving position example
The engraving position may
differ depending on watch
model.
1
English

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 40 to 53 )
and understand the meaning of the following symbols:
■ Safety advisories are categorized and depicted in this manual as follows:
DANGER
Highly likely to cause death or serious injury.
WARNING
Can cause serious injury or death.
CAUTION
Can or will cause minor or moderate injury or damage.
2

■ Important instructions are categorized and depicted in this manual as follows:
(Following symbols are examples of Pictograms.)
Warning (caution) symbol followed by prohibited matters.
Warning (caution) symbol followed by instructions that should be
followed or precautions that should be observed.
Safety precautions
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4
Features
• “Eco-Drive” is an original technology of Citizen.
 World time
Easy to see the time for a second time zone, anywhere in
the world.
Summer time (DST) setting is also available.
 Eco-Drive
No periodical battery replacement is needed. This watch is
fueled by light.
 Perpetual calendar
No need for monthly and leap-year date correction until
February 28, 2100.

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CONTENTS
Before using this watch...........................
7
Band adjustment........................................ 8
Protective stickers....................................... 8
How to use a specially designed crown/button........... 9
Component identification........................
11
Setting the world time ..........................
12
Setting summer time (DST) ......................
18
Charging your watch ............................
20
Adjusting the time and calendar ..................
26
Continued on the next page

6
CONTENTS
Correcting the reference position .................
32
Troubleshooting ................................
38
Symptom and remedies................................. 38
Eco-Drive watch handling precautions .............
40
Water resistance................................
44
Precautionary items and usage limitations .........
47
Specifications ..................................
54

7
English
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 page
20
-.
Adjust settings of the world time and summer time (DST) correctly before time
and calendar adjustment.
World time setting
(page
12
)
Choose a time zone corresponding to the time and
calendar you want to set.
Summer time (DST) setting
(page
18
)
Change the summer time (DST) setting (
SMT ON/OFF
)
following summer time (DST) status of your current
place.
Adjust the time and calendar after checking and setting the items above (page 26).
Before using this watch

8
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 an authorized 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.

9
English
Before using this watch
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.
Screw down crown/button
Unlock the crown/button prior to operate your watch.
Unlock Lock
Screw down
crown
Rotate the crown
counterclockwise until
it releases from the
case.
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.
Screw down
push button
Rotate the
locking screw
counterclockwise, and
loosen until it stops.
Rotate the locking screw
clockwise, and tighten firmly.
Continued on the next page

10
Before using this watch
Recessed button
Press the button with a non-marring narrow-tipped object.
• Metal objects may cause marring or scratching of
the button.

11
English
Component identification
• The illustrations in this instruction manual may differ from the actual appearance
of your watch.
• A solar cell is placed under the dial.
Minute hand
Date indication
Area indication
Hour hand
Summer time (DST)
setting
(
SMT ON/OFF
)
Second hand
Button
Crown
SMT
ON
OFF
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12
Setting the world time
This watch can indicate the time around the world by choosing one of 26 time
zones.
1Pull the crown out to position 1.
The second hand points the time zone currently set.
SMT
ON
OFF
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Ex. :
When the time zone set is
“
NYC
”

13
English
Setting the world time
2Rotate the crown clockwise while the second hand
points the time zone currently set to choose a new
time zone.
The hour and minute hands start moving as you finished to
select a different area.
• For details of areas and time zones, see “Table of time
zones and representative places” (page 14).
• Date indication also moves synchronously.
3When the hands and indication stop, Push the crown
in to position 0to finish the procedure.
Continued on the next page

14
Setting the world time
Table of time zones and representative places
• Countries or regions may change time zones for various reasons.
• When using the watch in an area not listed in the table, select an area name in the
same time zone.
Time zone Second hand position Area name Representative area
0
0 seconds
LON
London
+1
2 seconds
PAR
Paris
+2
4 seconds
ATH
Athens
+3
7 seconds
RUH
Riyadh
+4
9 seconds
DXB
Dubai
+5
11 seconds
KHI
Karachi
+5.5
14 seconds
DEL
Delhi
+6
16 seconds
DAC
Dhaka

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English
Setting the world time
Time zone Second hand position Area name Representative area
+7
18 seconds
BKK
Bangkok
+8
21 seconds
BJS
Beijing/Hong Kong
+9
23 seconds
TYO
Tokyo
+9.5
25 seconds
ADL
Adelaide
+10
28 seconds
SYD
Sydney
+11
30 seconds
NOU
Noumea
+12
32 seconds
AKL
Auckland
Continued on the next page

16
Setting the world time
Time zone Second hand position Area name Representative area
–11
35 seconds
MDY
Midway
–10
37 seconds
HNL
Honolulu
–9
39 seconds
ANC
Anchorage
–8
42 seconds
LAX
Los Angeles
–7
44 seconds
DEN
Denver
–6
46 seconds
CHI
Chicago
–5
49 seconds
NYC
New York

17
English
Setting the world time
Time zone Second hand position Area name Representative area
–4
51 seconds
MAO
Manaus
–3
53 seconds
RIO
Rio de Janeiro
–2
56 seconds
FEN
Fernando de Noronha
–1
58 seconds
PDL
Azores
• The offsets in the table are based on the standard time (UTC).

18
Setting summer time (DST)
Summer time (DST: Daylight Saving Time) is a system adopted in some countries/
areas to gain an extra daylight during summer.
• The summer time (DST) period varies depending on the country or area.
• The summer time (DST) rules may change depending on the country or area.
• The summer time (DST) setting (SMT ON/OFF) you set is applied to all the time
zones of the world time (page 12).
1Press the button while the crown’s position is 0.
The second hand indicates the current summer time (DST)
setting.
• The watch returns to normal indication in 10 seconds
without any operation during the steps below.

19
English
Setting summer time (DST)
2Rotate the crown to switch the summer time (DST)
setting (SMT ON/OFF).
The hour and minute hands start moving as the setting
changed.
SMT ON
SMT
ON
OFF
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Summer time (DST) is indicated.
SMT OFF
SMT
ON
OFF
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The standard time is indicated.
• Each time you rotate the crown clockwise, the setting
changes alternately.
3Press the button to finish the procedure.