Citizen F900 Manuale utente
INSTRUCTION MANUAL
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
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
98
to
111
)
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
3
4
■
Light-Level Indicator
Indicates current power generation amount in 7 levels.
It can be used as a reference for choosing a good charging place.
■
Eco-Drive
Never needs a new battery. This watch is fueled by light.
Features
■
Satellite Wave-GPS
Receives location and time information sent from
GPS satellites and adjusts the time and calendar on
the watch automatically.
5
* “Eco-Drive” is an original technology of Citizen.
Features
■
World time
Indicates the time around the world by choosing one of 40 time zones.
■
±5-second average monthly accuracy
Keeps high accuracy without time signal reception.
■
Dual time
Shows two different times in parallel—home time and local time.
The two times can be interchanged easily.
■
Chronograph
Measures up to 24 hours in 1/20 second increments.
■
Alarm
Sounds at the time set every day.
■
Perpetual calendar
No need for monthly and leap-year date correction until February 28, 2100.
6
CONTENTS
Before using this watch..........................
10
Band adjustment........................................
11
Protective stickers.......................................
11
How to use a specially designed crown/button...........
12
Component identification........................
14
About dual time indication ..............................
16
Changing the mode .............................
17
Checking the power reserve and power generation
amount ......................................
24
Checking the power reserve.............................
25
Checking power generation amount
(Light-Level Indicator) .................................
28
7
CONTENTS
Checking the reception result of the satellite signal..
31
Setting the world time ..........................
33
Checking the time zone setting for the home time .......
34
Obtaining location information from satellite signals .....
40
Setting the time zone manually. . . . . . . . . . . . . . . . . . . . . . . . . .
42
Interchanging the home time and local time.............
44
Receiving time information ......................
45
Setting daylight saving time .....................
52
Using the chronograph ..........................
56
Using alarm....................................
58
Continued on the next page
8
CONTENTS
Charging your watch ............................
62
Information on satellite signal reception ...........
68
Checking and adjusting leap second setting .............
73
Checking and adjusting the rollover number setting .....
76
Adjusting the time and calendar manually .........
80
Checking and correcting the reference position .....
86
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1
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