Module No. 5604

Troubleshooting

I can’t pair the watch with a phone.

Q1‏I’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.

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” arrowR “Bluetooth” arrowR On
  • “Settings” arrowR “Privacy” arrowR “Bluetooth” arrowR “CASIO WATCHES” arrowR On

Android Users

  • Enable Bluetooth.

Other than the above.

Some phones need to have BT Smart disabled to use CASIO WATCHES. For details about setting procedures, see your phone documentation.

On the Home Screen, tap: “Menu” arrowR “Settings” arrowR “Bluetooth” arrowR “Menu” arrowR “BT Smart settings” arrowR “Disable”.

I can’t reconnect the watch and phone.

Q1‏The watch will not re-connect with the phone after they are disconnected.

Is the CASIO WATCHES phone app running?

The watch cannot re-connect with the phone unless CASIO WATCHES is running on the phone. On the phone’s Home Screen, tap the “CASIO WATCHES” icon. Then on the watch, hold down (B) for at least two seconds until the second hand points to [R] twice.

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Have you tried turning your phone off and then back on again?

Turn the phone off and then back on, and then tap the “CASIO WATCHES” icon. Then on the watch, hold down (B) for at least two seconds until the second hand points to [R] twice.

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Q2‏I can’t connect while my phone is in the Airplane Mode.

Connection with the watch is not possible while the phone is in the Airplane Mode. After exiting the phone’s Airplane Mode, go to the Home Screen and tap the “CASIO WATCHES” icon. Then on the watch, hold down (B) for at least two seconds until the second hand points to [R] twice.

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Q3‏I changed the phone’s Bluetooth from enabled to disabled, and now I can’t connect anymore.

On the phone, turn Bluetooth off and then back on, and then tap the “CASIO WATCHES” icon on the Home Screen. Then on the watch, hold down (B) for at least two seconds until the second hand points to [R] twice.

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Q4‏I can’t connect after turning off the phone.

Turn on the phone and then tap the “CASIO WATCHES” icon. Then on the watch, hold down (B) for at least two seconds until the second hand points to [R] twice.

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Phone-Watch Connection

Q1‏I can’t establish a connection between the phone and watch.

Have you tried turning your phone off and then back on again?

Turn the phone off and then back on, and then tap the “CASIO WATCHES” icon. Then on the watch, hold down (B) for at least two seconds until the second hand points to [R] twice.

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Has the watch been re-paired with the phone?

After deleting pairing information from CASIO WATCHES, re-pair them.

If you are unable to establish a connection...

Use the procedure below to delete the pairing information from the watch, and then re-pair the watch and phone.

Pull out the crown to the second click.

Hold down (A) for at least five seconds until the second hand points to BLE_mark.
This deletes the pairing information.

Push the crown back in.

Changing to a Different Phone Model

Q1‏Connecting the current watch to another phone.

Pair the watch with the phone.

Auto Time Adjustment by Bluetooth Connection (Time Adjustment)

Q1‏When does the watch adjust its time?

The watch will connect with the phone and perform auto time adjustment at around 12:30 a.m., 6:30 a.m., 12:30 p.m. and 6:30 p.m. The connection is automatically terminated after auto time adjustment is complete.

Q2‏Auto time adjustment is performed, but the time setting is not correct.

Is auto time adjustment not being performed according to its normal schedule?

Note that auto time adjustment is not performed for 24 hours after swapping of the Home Time and World Time, or after the time setting is adjusted manually on the watch. Auto time adjustment will resume 24 hours after either of the above operations is performed.

Is the watch in the Stopwatch Mode?

Time adjustment will not start if the watch is in the Stopwatch Mode when a scheduled adjustment time is reached. Exit the Stopwatch Mode.

Is auto time adjustment enabled?

Auto time adjustment will not be performed at the scheduled times unless it is enabled. Enable auto time adjustment.

Q3‏Time is not displayed correctly.

If your phone is unable to receive a signal because you are outside its service range or for some other reason, the watch may not be able to display the correct time. If this happens, connect the phone to its network and then adjust the time setting.

Alarm

Q1‏The alarm does not sound.

Is the watch’s battery charged?

Keep the watch exposed to light until it recharges sufficiently.

The crown is pulled out.

The alarm will not sound while the crown is pulled out to the second click. Push the crown back in to its normal position.

Is the alarm enabled?

Enable the alarm.

Hand Movement and Indications

Q1‏The second hand is jumping at two-second intervals.

Battery power is low. Keep the watch exposed to light until it recharges sufficiently.

Q2‏All hands are stopped and buttons do not work.

The battery is dead. Keep the watch exposed to light until it recharges sufficiently.

Q3‏The hands suddenly start moving at high speed.

This is due to the reason (or one of the reasons) below, and does not indicate malfunction. Simply wait until normal hand movement resumes.

  • The watch is recovering from a power saving state.
  • Watch is connected with a phone to adjust its time setting.

Q4‏Hands are stopped and buttons do not work.

The watch is in the charge recovery mode. Wait until the recovery process is complete (for about 15 minutes). The watch will recover more quickly if you place it in a brightly lit location.

Q5‏The hand and/or day indicator are not aligned correctly.

Strong magnetism or impact can cause the hands and/or the indicator to go out of alignment. Adjust hand and/or day indicator alignment.

  • Check the information below to find out how to align the hands and/or day indicator manually.

Crown Operations

Q1‏Nothing happens when I rotate the crown.

If you do not perform any operation for about two minutes after pulling out the crown (approximately 30 minutes in the case of hand and day indicator alignment), crown operations will automatically become disabled. Push the crown back in to its normal position and then pull it out again to re-enable crown operations.