Correct Casio G-Shock Watch Timezone


Casio G-Shock wrist watches use a radio-controlled time signal broadcast from Fort Collins, Colorado to keep the most accurate time possible. In order for your Casio G-Shock to display the correct atomic time, you must first set the watch to your time zone. Setting the time zone on your Casio G-Shock wrist watch is a simple task that can be completed by choosing the correct City Code for your particular time zone. You can correct the time zone for your Casio G-Shock in less than five minutes.

Instructions
Step 1
Press and hold the top left button your Casio G-Shock wrist watch while in regular Timekeeping Mode.

Step 2
Wait for the City Code on the display to start flashing, indicating that you have entered the correct setting screen.

Step 3
Use the bottom right button on your Casio G-Shock to highlight the desired City Code for your time zone. Highlight “LAX” for Pacific time, “DEN” for Mountain time, “CHI” for Central time and “NYC” for Eastern time.

Step 4
Press the top right button on your Casio G-Shock wrist watch to select the correct and highlighted City Code for your time zone.
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Step 5
Press the top left button on your Casio G-Shock wrist watch twice to exit the setting screen and return to regular Timekeeping Mode.

Tips & Warnings
Set the time on your Casio G-Shock wrist watch manually when outside the range of the radio-controlled time transmission broadcast from Fort Collins, Colorado.

Casio G-Shock watches do not contain a time zone differential for Greenwich Mean Time. As a result, the watch’s radio-controlled timekeeping feature will not display the correct time for Newfoundland, Canada.

References
Casio: G-Shock
Casio G-Shock Support: FAQs
Casio: G-Shock 2608, 2638, 2688 Manual

Resources
Casio: Customer Support
Casio Support: Timepiece FAQs
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