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Signal Reception (GPS)
Q1
The watch cannot perform a GPS
signal receive operation.
Is the watch's battery charged?
GPS signal reception is not possible while
the battery indicator is
Charge the watch.
Charging the Watch
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Is the watch's Airplane Mode enabled?
GPS signal reception is not possible while
the watch's Airplane Mode is enabled.
Disable the Airplane Mode.
Entering the Watch Airplane Mode
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After checking the above, the watch still
cannot perform a GPS signal receive
operation.
GPS signal reception is not possible
under the conditions described below.
During power saving
●
Q2
The watch is not receiving time
information.
The watch will not perform auto GPS signal
receive while there is a connection between it
an a phone. If you want to receive GPS signals
in this case, perform manual receive.
Adjusting Time Settings by Performing a
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Manual GPS Signal Receive Operation
Auto Time Adjustment
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Q3
A screen showing that a receive
operation is in progress has been on
the display for a long time.
The watch may be receiving leap second
information.
Leap Second Reception
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Watch Operation Guide 3515
Q4
The GPS signal receive operation
always fails.
Is the watch in a location that is appropriate
for signal reception?
Check your surroundings and move the
watch to a location where GPS signal
reception is better.
Appropriate Signal Reception Location
or lower.
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Is the LCD of the watch pointed straight up
at the sky?
Minimize movement of the watch while the
receive operation is in progress.
When the watch is set up for auto receive,
take care to avoid covering its LCD with
the sleeve of your clothing.
Q5
Signal reception should have been
successful, but the watch's time and/
or day is wrong.
Is your Home City (time zone) setting
correct for your location?
Change your Home City (time zone)
setting so it correctly indicates your
location.
Adjusting Time Settings by Performing
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a Manual GPS Signal Receive
Operation
Setting a Home City
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After checking the above, the time and/or
day settings is still wrong.
Adjust time and day settings manually.
I can't pair the watch with a
phone.
Q1
I've never been able to establish a
(pairing) connection between the
watch and phone.
Are you using a supported phone model?
Check if the phone model and its
operating system are supported by the
watch.
For information about supported phone
models, visit the CASIO Website.
https://world.casio.com/os_mobile/wat/
Did you install the CASIO WATCHES
phone app on your phone?
The CASIO WATCHES phone app needs
to be installed on your phone in order to
connect with the watch.
Install the required app on your
l
A
phone.
Are location services turned on?
Configure the phone's location services
settings. For details about setting
procedures, see your phone
documentation.
iPhone Users
"Settings"
"CASIO WATCHES"
n
●
"Location"
On
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Android Users
"Settings"
"Location"
n
n
●
to device's location"
"CASIO
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WATCHES"
"While using the app"
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Are your phone's Bluetooth settings
configured correctly?
Configure the phone's Bluetooth settings.
For details about setting procedures, see
your phone documentation.
iPhone Users
"Settings"
"Bluetooth"
n
n
●
"Settings"
"Privacy"
n
n
●
"CASIO WATCHES"
n
n
Android Users
Enable Bluetooth.
●
Other than the above.
Some phones need to have BT Smart
disabled to use the CASIO WATCHES
phone app. For details about setting
procedures, see your phone
documentation.
On the Home Screen, tap: "Menu"
"Settings"
"Bluetooth"
n
n
"BT Smart settings"
"Disable".
n
n
"App access
On
"Bluetooth"
On
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"Menu"
n
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