You can do this by using the users manual. This can make it easy to find out the right steps without taking too much time.
press 'adjust'. figures will flash. press secret/c until number to be changed flashes. press appropriate number. press 'adjust' again.
To set the time on a Casio Wave Ceptor 4303, press and hold the adjust button until the time digits start to flash. Then use the mode button to select the hour, minute, or other setting you want to change. Use the forward/backward buttons to adjust the time, and press the adjust button again to save your changes.
To set the time on a Casio 2608 GW-300 wristwatch, press and hold the adjust button until the digits on the display begin to flash. Use the mode button to navigate to the setting you want to adjust (hour, minute, etc.), and use the forward and reverse buttons to change the values. Once you have set the time, press the adjust button again to save the changes.
To change the time on a Casio 1846 W 71 watch, first, pull the crown (the knob on the side) out to the second position. This will allow you to adjust the hour and minute hands. Turn the crown to set the correct time, and then push it back in to complete the adjustment. Make sure to check AM/PM if your model differentiates between the two.
To set the time and date on the Casio PAG40-3V Pathfinder, first, press the "Mode" button until you reach the "Timekeeping Mode." Then, hold down the "Adjust" button until the seconds start to flash. Use the "Light" button to toggle between the settings (seconds, hour, minute, month, day, and year), and the "Search" button to change the values. Once you've made your adjustments, press the "Adjust" button again to save the settings.
To get Casio watch manuals search Google with ''casio watch manual site:casio.com'' which displays the the URL of a webpage (http://world.casio.com/wat/download/en/manual/) where it was possible to get a PDF document by entering the watch's code in a type-in field.
The instructions to do that are printed in the middle of the right-hand column on page-4 of the user manual that came with the watch. If you've misplaced the manual, you can find it on-line by searching "Casio 2688". When you find the manual, print it out. There's loads of good info in it.
Turn off the radio press set adjust hour with scan button adjust minute with search button
To set an Armitron WR165 digital watch to military time, first press the "Mode" button until you reach the time-setting mode. Then, hold down the "Adjust" button until the hour starts to blink. Use the "Start/Stop" button to toggle between 12-hour and 24-hour formats; select 24-hour for military time. Finally, adjust the hours and minutes as needed, then press "Adjust" again to save the settings.
To set the clock on a 2009 Dodge Caliber, turn the ignition to the "On" position without starting the engine. Press and hold the "Hour" button to adjust the hour and the "Minute" button to adjust the minutes. Release the buttons once the correct time is displayed. If your vehicle has a touchscreen, you may also use the settings menu to adjust the clock.
Push and hold the time button until the hour starts flashing. Let go of the time button and turn the tune/audio button to adjust the hour. Then push the tune/audio button, the minute will start flashing. Adjust it the same way as the hour then push tune/audio button to save settings.
To change the hour on your 2002 Mazda MPV clock, press and hold the "H" button (for hour) until the display starts blinking. Then, use the "H" button to adjust the hour up or down as needed. Once you’ve set the correct hour, press the "H" button again to save the setting and exit the adjustment mode. If your model has a separate minute button, you can adjust the minutes in a similar manner.