About summer time
Summer time is a system adopted in some countries/areas to gain an extra daylight during summer.
- In regions utilizing summer time, the time signal includes summer time check signal.
- The summer time period varies depending on the country or area.
- The summer time rules may change depending on the country or area.
About summer time setting
- This watch can change summer time indication (SMT) and standard time indication automatically when it receives time signals including summer time signals.
- You can set summer time on or off for each of the following modes: [LON], [NYC], [CHI], [DEN] and [LAX].
- You can also switch summer time setting manually.
In the modes of [NYC], [CHI], [DEN] and [LAX], switching summer time and standard time by signal reception in one of the modes also changes that in the other three modes.
for details, see “Automatic switching of summer time setting“.