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CITIZEN Bluetooth Watch W770 Instruction manual
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
A
repeatedly until
the function hand indicates power reserve.
60
6
S
M
T
W
T
F
S
ON
ON
OFF
A
L
M
M
T
E
M
T
E
L
A
M
L
A
M
H
C
R
T
L
-
M
T
L
-
M
H
C
R
CALL
INFO
ACT
LL
Power reserve
60
30
S
M
T
W
T
F
S
ON
OFF
ON
OFF
A
L
M
Indication of power reserve in levels
Level 3 2 1 0
Power
reserve
level scale
Duration
(approx.)
With connecting to a smartphone within 6 hours a day
(receiving 10 notifications or so and vibrating once every
reception)
180 days -
280 - 250 days 250 - 200 days 200 - 180 days
Without connecting to a smartphone
20.5 -16.5
months
16.5 - 9 months
9 months - 180
days
Meaning
Power reserve is
sufficient.
Power reserve is
OK.
Power reserve is
getting low.
Level where
insufficient
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
Pairing (registration)
Connection
Start up the app
Disconnection
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.
60
30
24
12
6
18
W
S
M
T
T
F
S
ON
OFF
ON
OFF
B
L
E
A
L
M
M
T
E
M
T
E
L
A
M
L
A
M
H
C
R
T
L
-
M
T
L
-
M
H
C
R
CALL
INFO
ACT
LL
ACT
Time info
The second hand points
“ACT (40-second position)”
while receiving time
information.
Incoming call notification (CALL/call)
Incoming call notification comes to the watch as your smartphone receives a call.
60
30
24
12
6
18
W
S
M
T
T
F
S
ON
OFF
ON
OFF
B
L
E
A
L
M
M
T
E
M
T
E
L
A
M
L
A
M
H
C
R
T
L
-
M
T
L
-
M
H
C
R
CALL
INFO
ACT
LL
CALL
Incoming
Call
Incoming call
notification
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.
60
30
24
12
6
18
W
S
M
T
T
F
S
ON
OFF
ON
OFF
B
L
E
A
L
M
M
T
E
M
T
E
L
A
M
L
A
M
H
C
R
T
L
-
M
T
L
-
M
H
C
R
CALL
INFO
ACT
LL
INFO
Notification
Various
information
notification
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.
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