Features

How to use


H80*

Summer time

Switching function of summer time setting

This watch can change summer time/standard time indication automatically when it receives time signals including summer time signals.

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The current setting of the switching function of summer time setting is indicated with the chronograph 1/20 second hand while checking the summer time setting.

Switching setting of summer time settingIndication of the chronograph 1/20 second hand
Automatic
Manual

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The initial setting of the switching function of summer time setting is “automatic”.

When the switching function of summer time setting is “automatic”

The summer time setting automatically switches as follows.

Summer time signalYesNone
Summer time settingSMT ONSMT OFF
Time indicated on the watchSummer timeStandard time

When the switching function of summer time setting is “manual”

The current summer time setting is kept regardless the received time signals contains summer time signal or not.

Link of summer time setting

In areas on the list below, when the switching function of summer time setting is set to “automatic”, summer time setting of the other areas covered by the same signal station is automatically switched as well as that of the selected area.

Signal stationRepresentative places and their abbreviationTime zone
United StatesANC,
Anchorage
-9
LAX,
Los Angeles
-8
DEN,
Denver
-7
CHI,
Chicago
-6
NYC,
New York
-5
GermanyLON,
London
0
PAR,
Paris
+1
ATH,
Athens
+2
PDL,
Azores
-1

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When the switching function of summer time setting is “manual”, the setting is not synchronously switched.

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When the summer time setting is manually set to “SMT OFF”, the switching function of summer time setting is correspondingly set to “manual”.
Consequently, even in areas on the list above, when the summer time setting has manually been set to “SMT OFF”, the summer time setting of them does not link with that of selected area.

Related articles

Table of time zones and representative places About summer time Checking the summer time setting Changing the summer time setting

Next:

Changing the summer time setting

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