How to set alarm on G-Shock GST-210 / Casio 5475

Before using this guide, we recommend:

• Download official GST-210 Manual →
• Watch official 5475 GST-210 Manual Online →

All settings are clearly explained and understandable.

1. In the Alarm Mode, use D to scroll through the alarm screens in the lower display until the one you want to change is shown.

2. Hold down A until the hour digits of the alarm setting start to fl ash in the upper display.

• This is the setting screen.

3. Press C to move the flashing between the hour and minute settings.

• 4. While a setting is flashing, use D (+) and B (–) to change it.
• When setting the alarm time using the 12-hour format, take care to set the time correctly as a.m. (no indicator) or p.m. (P indicator).

5. Press A to exit the setting screen.

To turn an alarm and the Hourly Time Signal on and off

1. In the Alarm Mode, use D to select an alarm or the Hourly Time Signal.
2. When the alarm or the Hourly Time Signal you want is selected, press A to turn it on (on) and off (- -).

• The alarm on indicator (when any alarm is on), snooze alarm indicator (when the snooze alarm is on), and the Hourly Time Signal on indicator (when the Hourly Time Signal is on) are shown on the upper display in all modes.