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Before using this watch
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.
Charging your watch
Charge the built-in secondary battery using the special battery charger to use this
watch.
For details, see "Quick start guide" and "Charging cord" provided with the product.
Component identification
Hour hand
20
FRI
Display
• The illustrations in this instruction manual may differ from the actual appearance
of your watch.
About the display of the watch
This watch is equipped with an electronic paper display. Owing to the display, the
watch can always indicate various information with little consumption of power
reserve. On the other hand, unlike an ordinary LCD, indication is not always
renewed.
To see current total steps or other real-time data, you need to renew indication
intentionally.
Renewing indication on the display
Twist your wrist quickly, and the hands on the watch move and the indication on the
display is refreshed.
• Try the twist again if the hands do not move.
Turning on the light
Tap the center of the display twice to turn on the light.
• The light is turned off in a few seconds automatically without any operation.
• You can change the setting not to turn on the light on the watch. For details, see
"Settings on the watch body" (→ page
Minute hand
Button C
75
Button
72°
Button A
5
).
Indicating notifications
Press and hold the lower button
display of the watch.
• For details of Notifications, see "Setting notification" (→ page
Hiding information on the display
B
Press and hold the upper button
of the watch.
• You can also hide the information through the setting of the watch. For details, see
"About the menu on the watch" (→ page
Before connecting with a smartphone
You must install the dedicated app "CITIZEN
CONNECTED" on your smartphone and start it to
make pairing between the phone and the watch to
connect them.
The flow of connection is as follows.
• This watch communicates with smartphones through
Bluetooth® Low Energy power-saving communication
technology.
• The Bluetooth® word mark and logos are registered
trademarks owned by Bluetooth SIG, Inc.
• Google, Wear OS by Google, Google Play and Google
Play logo, Google Fit, Google Assistant, Google
Calendar, Gmail, Android and Android Go Edition,
Android One, Google Pixel, Google Nest Thermostat
are trademarks of Google LLC.
• IOS is a trademark or registered trademark of Cisco
Systems, Inc. or its affiliates in the United States and
other countries, and is used under license.
Requirements for connection
Android
iPhone
Bluetooth®
• You cannot install the dedicated app when your smartphone is not compatible
with it.
• Fulfillment of the requirements of your smartphone does not warrant normal
operation of the app.
• Update of the dedicated app may be stopped after manufacturing of the watch is
ended.
Actual screens and/or indication of the dedicated app may differ from those on
this manual depending on your usage conditions and/or changes of specifications
at update of the app.
In that case, follow instructions on the actual screen of the app.
75
20
FRI
72°
of the watch to indicate notifications on the
A
75
20
FRI
72°
of the watch to hide information on the display
C
19
).
Android OS 7.0 -
iOS 15.0 -
Bluetooth smart compatible/ 4.2 Low Energy
YF30 instruction manual
16
).
Install the dedicated app
Start up the app
Sign up/log in
Pairing
Connection
Disconnection
2/20
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