Citizen W770 User Manual

English

CITIZEN Bluetooth Watch W770 Instruction manual

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.

To check the movement number

A case number—4 alphanumeric characters and 6 or more alphanumeric characters—is engraved on the case back.

The first 4 characters of the case number represent the movement number of the watch. In the example, “” is the movement number.

Engraving position example	The engraving position may
	differ depending on watch model.

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 to 11) 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

■■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

■■Connection with smartphones through the dedicated app

Indicates notifications such as upcoming calls to the smartphone.

In addition, the watch has useful functions to prevent leaving the smartphone or search the phone missed.

To get the dedicated app, access download sites of apps for your smartphones. For more information, see the web site below:

http://www.citizenwatch-global.com/support/

■■Eco-Drive

Never needs a new battery. This watch is fueled by light.

12		■■
		Alarm
9	3	Sounds at the time set. The alarm may also be set through the dedicated app
6		on your smartphone.

■■Chronograph

Measures up to 60 minutes in one second increments.

■■Local time

Easy to see the time for a second time zone, anywhere in the world. It may also be set through the dedicated app on your smartphone.

■■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
Operation through the dedicated app .............................................	2
Band adjustment...................................................................................	2
Protective stickers..................................................................................	2
How to use a specially designed crown/button.......................................	2
Component identification........................................................	2
Changing the mode.................................................................	2
Checking the power reserve.....................................................	3
Before connecting with a smartphone.....................................	3
Compatible smartphones.......................................................................	3
Time information reception....................................................................	4
Notification indication on the watch......................................................	4
Canceling the notification indication......................................................	4
Pairing (registering) the smartphone.......................................	4
Choosing the destination to save registration information.....................	4
Connecting/disconnecting the smartphone..............................	5
Checking connection status....................................................................	5
Disconnecting........................................................................................	5
Connecting.............................................................................................	5
Choosing a smartphone and connecting to it..........................................	6
Finding my smartphone...........................................................	6
Removing pairing (registration) information............................	6
Using local time [Local Time]....................................................	6
Using the chronograph............................................................	6
Using the alarm [Alarm]...........................................................	7
Charging your watch................................................................	7
Adjusting the time and calendar manually...............................	8
Troubleshooting......................................................................	8
Checking and correcting the reference position......................................	8
Bluetooth 4.0 wireless technology...........................................	9
Eco-Drive watch handling precautions....................................	10
Water resistance....................................................................	10
Precautionary items and usage limitations.............................	10
Specifications........................................................................	11

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Before using this watch

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 7.

After opening the package, confirm power reserve of the watch referring to page 3. Start connection to your smartphone after that.

Operation through the dedicated app

Some functions of this watch can be controlled through the dedicated app. For details, see page 3.

The icon on the side of section titles means that functions which can also be controlled through the app are introduced in the section.

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.

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
		Rotate the crown	Push the crown in to the case.
			With gentle pressure towards
	Screw down	counterclockwise
			the case, rotate the crown
	crown	until it releases
			clockwise to secure it to the
		from the case.
			case. Be sure to tighten firmly.
		Rotate the
	Screw down	locking screw	Rotate the locking screw
		counterclockwise,
	push button		clockwise, and tighten firmly.
		and loosen until it
		stops.

Recessed button

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.

CITIZEN Bluetooth Watch W770 Instruction manual

Component identification

Hands and buttons

•The illustrations in this instruction manual may differ from the actual appearance of your watch.

Function hand

Pressing button A changes indication when the mode is [TME] or [L-TM] and the position of the crown is 0.

Hour hand

24-hour hand

Second hand

CALL

INFO

24

LL

ACT

	Button B
	Minute hand
	Crown
L-
T
M
C
H
R
LM	Button A
A
	Mode hand

Indication

• A solar cell is under the dial.

Notification:
CALL/INFO/LL/	INFO
ACT

LL

ACT

Mode:

TME/L-TM/CHR/

ALM

Indications of the

function hand

CALL	Power reserve

18		6
	12
		M
	A	L
	R
	H

T

M

	ON		OFF
A
	L
	L-
	T
	M
			C
			H
			R
		M
	L
T ME	A

S	M	T

	W
	T
	F
OFF	S
ON
30

Day of week

Connection status (ON/OFF)

Alarm setting (ALM ON/OFF)

Date indication

Changing the mode

This watch features four different modes (functions).

TME Shows ordinary time.

L-TM Shows time and calendar different from those shown in the [TME] mode.

CHR Mode for using the chronograph.

ALM Mode for setting the alarm.

1 Pull the crown out to position 1.

The second hand points the 30-second and stops.

LL	12	L	OFF 30
		M	ON
		A

		M		L-
				T
	A	L		M
	R			C
	H			H
	C			R
ACT	L			LM
	-
	T
		M	T	A

2Rotate the crown to change the mode.

•Turn the crown so that the mode hand points to the marker of the desired mode securely.

3Push the crown in to position 0to finish the procedure.

The watch changes indication according to the selected mode.

• It may take a moment for the watch to complete changing indication.

2/11

Checking the power reserve

For details of charging, see “Charging your watch” on page 7. Checking the power reserve

Checking the power reserve

• For details of indications of power reserve level, see page 3.

1 Change the mode to [TME] or [L-TM] (page 2) and push the

crown in to position 0.

2 Press and release the lower right button Arepeatedly until the function hand indicates power reserve.

S	M	T

					Power reserve		W
							T
	S	M	T				F
						OFF	S
24	60			W	ON
					L	OFF 30
				T	A	ON
				F	M
ON		OFF		S

Indication of power reserve in levels

Level	3	2	1	0
Power		60	60	60
reserve
level scale
	With connecting to a smartphone within 6 hours a day
	(receiving 10 notifications or so and vibrating once every
		reception)
Duration	280 - 250 days	250 - 200 days	200 - 180 days	180 days -
(approx.)	Without connecting to a smartphone
	20.5 -16.5	16.5 - 9 months	9 months - 180
	months		days
				Level where
	Power reserve is	Power reserve is	Power reserve is	insufficient
Meaning	sufficient.	OK.	getting low.	charge warning
				starts
	OK for normal use		Charge immediately.
CAUTION

•When the power reserve level is “0”, smartphone-related features and functions are not available as follows:

-Pairing (registration)

-Connecting

-Removing the pairing (registration) information

•Pressing button A does not change indication of the function hand when the power reserve level is “0”.

•Connection is terminated when the power reserve level becomes “0”. However, basic functions of the watch are still available.

•Some basic functions become unavailable as the second hand starts to move once every two seconds (insufficient charge warning function, page 7 ).

Before connecting with a smartphone

This watch communicates with smartphones through Bluetooth Low Energy power-saving communication technology.

You must install the dedicated app “CITIZEN Bluetooth Watch” on your smartphone and start it to make pairing (registration) between the phone and the watch to connect them.

The flow of connection is as follows.

*The Bluetooth® word mark and logos are registered trademarks owned by Bluetooth SIG, Inc.

*Android is a trademark of Google Inc.

*iOS is a name of an operating system of Apple Inc. IOS is a trademark or registered trademark of Cisco in the U.S. and other countries and is used under license.

Install the dedicated app

Start up the app

Pairing (registration)

Connection

Disconnection

CITIZEN Bluetooth Watch W770 Instruction manual

Compatible smartphones

You can see information about compatible smartphones (running Android OS 5.1/ iOS 9.3 or later, Optimized for iPhone 5 or greater.) and the dedicated app on the web site below:

http://www.citizenwatch-global.com/support/

•This watch can somewhat be operated through the dedicated app and it is equipped with functions available only through the app.

Notice

In places with restriction on the use of electronic devices such as in a airplane, terminate connection with your smartphone (page 5) and change the mode of the watch to [CHR] (page 2).

Functions available with the connection

Receiving time information (page 4)

The watch adjusts time and calendar automatically using time info provided from

the smartphone.

• Settings on the app are required to use this function.

Time info	CALL
	INFO
	LL		H	The second hand points
			M
			C	“ACT (40-second position)”
	L		R
	T		LM
	-
	M	TME	A
	ACT			while receiving time
				information.

Incoming call notification (CALL/call)

Incoming call notification comes to the watch as your smartphone receives a call.

	Incoming call	CALL
Incoming	notification		CALL
		INFO
Call		LL
				M		-T
			A	L		M
			HR			H
						C
			C			R
		ACT	L			LM
			T
			-
				M	TME	A

The second hand points “CALL (55-second position)” as the watch receives incoming call notification.

•Notification sound and vibration can be activated through settings on the app.

Various information notification (INFO/information)

Notification comes to the watch as your smartphone receives an e-mail or other notification such as a calendar event, SNS, etc.

Various
information	INFO
notification		CALL
Notification		INFO
	LL

		M	T	L-T
	A	L		M
	HR			H
				C
	C			R
ACT	L			LM
	T
	-
		M	TME	A

The second hand points “INFO (50-second position)” as the watch receives various info notification.

• Notification sound and vibration can be activated through settings on the app.

3/11

Disconnection notification (LL/Link Loss)

The watch notifies you of your smartphone’s disconnection due to distance or other reasons.

Bluetooth connectable range
(10 meters (33 feet) or so)		CALL
	INFO
	LL
			M	TME	L-T
		A	L		M
LL		HR			H
					C
		C			R
	ACT	L			LM
		T
		-
			M	TME	A

The second hand points “LL (45-second position)” when connection is disconnected.

•Notification sound and vibration can be activated through settings on the app.

Making the smartphone emit sound (page 6)

The watch can send signals to a registered smartphone. The smartphone emits sound when receiving the signals.

•The watch can make the smartphone emit sound even if their connection is not active.

Bluetooth connectable range
(10 meters (33 feet) or so)		CALL
	INFO
	LL
				M
				C
				H
				R
	ACT	L		LM
		T
		-
		M	TME	A
	ACT
The smartphone keeps emitting	The second hand points “ACT
sound once it receives the signals.	(40-second position)” as it starts to
	send signals.

Time information reception

This watch can receive time information from your smartphone and adjust the time and calendar automatically (automatic time information reception). Automatic time information reception is executed at the first cancelation of power save status (page 7) every day (after 3:00 AM of the [TME] mode on the watch).

•Even when the watch is disconnected with a connectable smartphone, it is temporary connected with the phone and get time information.

Automatic time information reception function does not work in the following cases:

•When the mode of the watch is not [TME] or [L-TM].

•[Time Sync] setting of the dedicated app is off.

Notification indication on the watch

The second hand points the notification indication corresponding to the type of received notification.

Notification indication by the second hand

	Indication	Position	Meaning
	CALL	55 second	Incoming phone calls
	INFO	50 second	Various info notification
	LL	45 second	Disconnection notification
			(Link Loss)
	ACT	40 second	Receiving time info or
			connecting (Activation)

INFO

LL

ACT

CALL

	M
A	L
R
H
C
L
-
T
	M

S

TME	L-
	T
	M
	C
	H
	R
	LM
T ME	A

•The notification indication by the second hand is shown only when the mode of the watch is [TME] or [L-TM] and the position of the crown is 0. When the watch receives notification in statuses other than above, notification indication is postponed until its status changes to any one above.

•When the watch receives a new notification while it indicates a notification, the old one is canceled and the new one is indicated.

CITIZEN Bluetooth Watch W770 Instruction manual

Notification sound and vibration

Notification sound and vibration can be activated by using [Notification] setting on the app in addition to the indication of the second hand.

•Notification by sound or vibration will occur even when the second hand cannot indicate notification. In addition, notification sound and vibration occurs again with notification indication by the second hand when the hand indication was postponed.

Notification reception area

•Connection range between the watch and the smartphone is up to about 10 m (33 feet). The range may be shorter due to obstacles such as walls.

Do not block the watch with your body such as your arm.

Canceling the notification indication

The second hand showing notification indication does not return to indicate the seconds until the indication is canceled.

• Once manually canceled, notification indication cannot be shown again.

1 Press and hold the lower right button Aor the upper right

button Bfor 1 second while notification is indicated.

The notification indication is canceled and the second hand returns

to indicate the seconds.

• Changing the position of the crown also cancels the notification indication.

Testing the notification vibration

The notification vibration feature can be checked.

•You cannot test it while the power reserve level is in “0”.

•The vibration settings must be executed from the app.

1 Change the mode to [ALM] (page 2) and push the crown in

to position 0.

2 Press and release the upper right button B.

The watch starts vibrating.

• Notification vibration is repeated five times.

3 Change the mode to [TME] and push the crown in to position 0to finish the procedure.

The second and function hands return to normal.

Pairing (registering) the smartphone

Execute registration at first when connecting the watch and your smartphone.

Before registration

•Unique registration information is saved on the watch and smartphone as registration is executed.

•Up to three registrations can be saved on the watch with choosing saving destination. Saved registration information can be checked on the app.

•When you have two or more registered smartphones, you can switch saved registration information to connect/disconnect one (page 5).

•New registration information cannot be saved on the saving destination containing one without deleting the existing one (page 6).

Choosing the destination to save registration information

1 Change the mode to [TME] (page 2) and pull the crown out

to position 2.

The second hand points the (saving destination of) registration

information currently chosen and the function hand indicates

connection status (ON/OFF).

2 Rotate the crown to choose the destination to save registration

information.

Saving destination of registration information 1

Saving destination of registration information 2

Saving destination of registration information 3

3 Push the crown in to position 0to finish the procedure.

The second and function hands return to normal.

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