Citizen u680 - Using Daylight Saving Time

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■ 12. Using Daylight Saving Time
◎ To change automatically to daylight saving time by receiving the radio wave
• By setting the daylight saving time reception setting in RX-S mode to AU, when the
radio wave is received, the time will be automatically updated with the daylight saving
time information.
* The home city must be a city within the reception area.
* The timing for changing to daylight saving time can vary depending on the city or
region. There may be cases when the time is not changed on the appropriate date.
[What is daylight saving time?]
This is a time system where the clocks are put forward an hour during the summer, when the
daylight hours are longer.
Whether or not the system is used and the length of use differs between countries and regions.
* Refer to the explanations for each mode for details on the operations.
[Setting the daylight saving time]
Change automatically with
radio wave reception
Manually set the daylight
saving time
RX-S TME/WT-S RX-S TME/WT-S
To activate the daylight
saving time
AU
Either ON or OF
may be set.
mA ON
To deactivate the
daylight saving time
AU mA OF