Operation Manual

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Chronograph Stopwatch VD55B, VD57B
(1 crown/2 pushers)
TIME SETTING
1. Pullcrownouttoposition3.
2. Settimebyturningthecrownclockwise.
3. Pushbacktoposition1tostartthewatch.
USING THE STOPWATCH
1. PressAtostart/stopthestopwatch.
2. PressBtocontrolthesplittimeandreset.
STOPWATCH HAND ADJUSTMENT
1. Pullcrownouttoposition3.
2. PressAtoresetthestopwatch1/10secondhandtothe“0”position.
3. PressBtoresetthesecondandminutehands.Thehandsonlymoveclockwise.
4. WitheachpressofAorB,thehandsmoveoneposition.Theymovequicklyifthebuttonsarekeptpressed.
NOTE: If the stopwatch hands function improperly, pull out crown and press A and B at the same time for over 2
seconds. When the buttons are released, the stopwatch second and 1/10 second hands will spin around and
return to “0.” This will indicate that the internal circuit has been reset.
DATE SETTING (on some models only)
1. Pullcrownouttoposition2.
2. Turnclockwiseuntildesireddateappearsinwindow.
3. Pushcrownbacktoposition1.
(A)
(1) (2) (3)
(B)
MINUTEHAND
1/10SECONDHAND
SECONDHAND
Chronograph OS60
(1 crown/2 pushers)
SETTING THE TIME
1. Pullthecrownouttoposition3.Chronographsecondhandand1/20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thecrowntosetthedesiredtime.
3. Returnthecrowntoitsnormalposition.
SETTING THE DATE
1. Pullthecrownouttoposition2.
2. Turnthecrowncounterclockwiseuntilthecorrectdateisshowninthedatewindow.
3. Returnthecrowntoitsnormalposition.
CHRONOGRAPH ZERO RESET
1. Pullthecrownouttoposition3.Chronographsecondhandand1/20secondhandwillreturntozero.Donotreturnthe
crowntoitsnormalpositionwhilethehandsarereturningtozero.Doingsowillcausethepositionofthehandstobe
recognizedasthenewzeroposition.
2. Push(A)tosetthechronographsecondhandto12:00(zero)position.Eachpressof(A)advancesthechronographsecond
handonemark.If(A)ishelddownforover2seconds,thechronographsecondhandadvancescontinuously.
3. PushBtosetthechronograph1/20secondhandto12:00(zero)position.Eachpressof(B)advancesthe1/20second
handonemark.If(B)ishelddownforover2seconds,the1/20secondhandadvancescontinuously.
4. Returncrowntoitsnormalposition.
5. Press(B)toresetallhandstothezeroposition.
CHRONOGRAPH OPERATION
1. Push(A)tostart/stopthechronograph.
2. Push(B)toresetthechronograph.
3. Whenthemeasuredtimeisover30seconds,the1/20-secondhandstops;however,thewatchcontinuesmeasuringthe
elapsedtime.TheexacttimeelapsedisindicatedwhenAispressedtostopthechronograph,andthe1/20-secondhand
movestotheactualtime.Thehandreturnstothe“0”positionwhenBispressedandthechronographisreset.
4. If(B)ispressedagainafterchronographisreset,the1/20-secondhandchangestomeasureeachsecond.
(A)
(1) (2) (3)
(B)
MINUTE
HAND
1/20
SECONDHAND
HOUR
HAND