How do you turn off the alarm on a spc900 sharp atomic clock?

To turn off the alarm on an SPC900 Sharp atomic clock, press the "Alarm" button until the alarm time flashes on the display. Then, press the "Set" or "Mode" button to toggle the alarm off. Confirm that the alarm indicator disappears from the display, indicating that the alarm is deactivated. If needed, refer to the specific user manual for detailed instructions.