Operation Manual

- 5 -
Chronograph Stopwatch OS10 (no date - OS30)
(1 crown/2 pushers)
TIME SETTING
1. Pullcrownouttoposition3.
2. Turncrowntosetthedesiredtime.
3. Returncrowntoposition1.
DATE SETTING
1. Pullcrownouttoposition2.
2. Turncrowncounter-clockwiseuntilthecorrectdateisshowninthedatewindow.
3. Returncrowntoposition1.
CHRONOGRAPH OPERATION
1. Press Atostart/stopthechronograph.
2. PressBforreset.
ADJUSTING THE CHRONOGRAPH
1. Pullcrowntoposition3.
2. Press Atoresetthesecondhandto“0.”
3. PressBtoresetthechronographminuteandhourhands.
4. Resetthewatchtothecurrenttimeandreturncrowntoposition1.
(A)
(1) (2) (3)
(B)
MINUTEHAND
HOURHAND
SECONDHAND
Chronograph with Date OS20, FS00, FS20
(1crown/2pushers)
TIME SETTING
1. Pullcrownouttoposition3.Chronographsecondhandwillreturntozeroposition.Donotreturnthecrowntoitsnormal
positionwhilethehandsarereturningtozero,orelsethepositionthehandsareatwhenthisisdonewillberecognizedas
thenewzeroposition.
2. Turntosethour,minuteand24hourhands.
3. Returncrowntoposition1.
DATE SETTING
1. Pullcrownouttoposition2.
2. Turnclockwisetosetthedate.
3. Returncrowntoposition1.
CHRONOGRAPH OPERATION
1. PushAtostart/stopthechronograph.
2. PushBtoresetthechronograph.
CHRONOGRAPH ZERO RESET
1. Pullcrownouttoposition3.
2. PressAtosetthechronographsecondhandto12:00(zero)position.Eachpressadvancesthechronographsecondhand
onemark.IfAishelddownforover2seconds,thechronographsecondhandadvancescontinuously.
3. Returncrowntoposition1.
(B)
(A)
(1) (2)
(3)
CHRONOGRAPH
SECONDHAND
CHRONOGRAPH
MINUTEHAND
24HOURHAND
DATE
SECONDHAND
(B)
(A)
(1) (2)
(3)
Chronograph JS15, JS25, JS26
TIME AND DATE SETTING
1. Pullcrownouttoposition2.
2. Rotatecrownclockwiseuntilthepreviousday’sdateisshowninthedatewindow.
3. Pullcrownouttoposition3.
4. Rotatecrownclockwiseuntilthecorrectdateisshowninthedatewindow.
5. Continuetorotatecrowntosetcorrectam/pmtime.
NOTE: 24-hour hand moves correspondingly with the hour and minute hands. When setting the time be sure to
check that the 24-hour hand is set properly.
6. Returncrowntoposition1.
NOTE: When the crown is in position 2, do not press the pushers. Otherwise the chronograph hands will move.
NOTE: Do not set the date between 9:00 p.m. and 1:00 a.m. to ensure accuracy.
CHRONOGRAPH
1. PressAtostart/stopthechronograph.
2. PressBtoresettozero.
CHRONOGRAPH ZERO RESET
1. Ifeitherofthechronographhandsisnotatthezero(12:00)position,pullcrownouttoposition3.
2. PressAtomovehandsclockwise;pressBtomovehandscounter-clockwise.EachpressofAorBwillmovethe
chronographhandsbyoneincrement/decrement.OrpressandholdAorBforfastincrement/decrement.
3. Whenbothhandsareinthezeroposition,resettimeandreturncrowntoposition1.
NOTE: Chronograph minute hand will synchronize with chronograph second hand during chronograph zero reset.
(A)
(1) (2) (3)
(B)
CHRONOGRAPH
SECONDHAND
CHRONOGRAPH
MINUTEHAND
24-HOURHAND
(A)
(B)
(1) (2) (3)
CHRONOGRAPH
SECONDHAND
CHRONOGRAPH
MINUTEHAND
24-HOURHAND