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H874 Instruction manual
Thank you for your purchase of this Citizen watch.
Before using the watch, read this instruction manual (PDF) carefully to ensure correct use.
Caliber No. of this watch:
H874
You can access the web instruction manual in addition by using the QR code or the URL:
https://www.citizenwatch-global.com/support/html/en/h874/h874.html
Some models may be equipped with enhanced features functions such as slide rules and tachymeters. To see how to use such features and functions, which is
not covered with the instruction manual, and other information, access the CITIZEN support page (
https://www.citizenwatch-global.com/support/
).
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
10
and
11
) and understand the meaning of the following symbols:
⿎
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
⿎
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.
Features
■
Radio controlled watch
Receives time signals from one of the five signal stations in four regions in
the world and automatically adjusts the time and calendar.
■
Eco-Drive
No periodical battery replacement is needed. This watch is fueled by light.
■
World time
Indicates the time around the world by choosing one of 24 time zones.
■
Moon phase indication
Indicates moon phase calculated through original algorithm, based on time
and date of the watch. Switchable indication for the Northern and Southern
hemisphere.
■
Perpetual calendar
No need for monthly and leap-year date correction until February 28, 2100.
• “Eco-Drive” is an original technology of Citizen.
CONTENTS
Before using this watch ........................................................... 2
Band adjustment .................................................................................... 2
Protective stickers ..................................................................................2
How to use a specially designed crown/button ........................................2
Component identification ....................................................... 2
Checking the power reserve .................................................... 3
World time ............................................................................. 3
Checking the time zone setting ...............................................................3
Changing the time zone setting ..............................................................3
Summer time.......................................................................... 4
Checking the summer time setting .........................................................4
Changing the summer time setting .........................................................4
Receiving the time signal ........................................................ 5
Checking the previous signal reception result .........................................5
Receiving the time signal manually ........................................................5
Moon phase indication ............................................................ 5
Choosing a hemisphere ...........................................................................5
How to read moon phase indication ........................................................5
Calibrating moon phase indication .........................................................5
About signal reception ............................................................ 6
Types of signal reception ........................................................................6
When receiving the time signal...............................................................6
Poor reception areas ...............................................................................6
Note on the time signal ..........................................................................6
Adjusting the time and calendar manually .............................. 7
Charging your watch ............................................................... 8
When the watch reaches a low charge state
(insufficient charge warning function) .................................................8
Charging time by environment ...............................................................8
Power save function ...............................................................................8
Troubleshooting ..................................................................... 8
Checking and correcting the reference position ....................... 9
Resetting the watch - All Reset ...............................................................9
Eco-Drive watch handling precautions ....................................10
Water resistance ....................................................................10
Precautionary items and usage limitations .............................10
Specifications ........................................................................11
