Whenever you are in a hospital, on an aircraft, or in any other location where auto time calibration signal receive or connection with a phone may cause problems, you can perform the procedure below to disable such operations. To re-enable auto time adjustment, perform the same operation again.

1. Tap the “CASIO WATCHES” icon.

2. Hold down (B) until the second hand points to [C] twice.

This establishes a connection between the watch and phone.

• The second hand will point to [C] once after about 0.5 seconds, and then a second time after about 2.5 seconds.

3. Perform the operation shown on the phone screen to enable or disable auto time adjustment.