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INSTRUCTION MANUAL FOR CHRONOGRAPH OS20 BEUCHAT
ENGLISH
CAUTION : Please carefully read the general using instructions (p.4) before using your watch.
A) DISPLAY
Minute hand
Button A
Stopwatch minute hand
24 hour hand
Hour hand
2nd position
1st position
Stopwatch minute hand
Normal crown position
Button B
Second hand
Date
B) SETTING THE TIME
1. Pull the crown out to the 2nd position.
2. Turn the crown to set hour and minute hands.
3. When the crown is pushed back to the normal position, small second hand begins to run.
C) SETTING THE DATE
1. Pull the crown out to the 1st position.
2. Turn the crown counter-clockwise to set the date.*If the date is set between the hours of around 9:00 PM and
1:00 AM, the date may not change on thefollowing day.
3. After the date has been set, push the crown back to the normal position.
D) USING THE CHRONOGRAPH
This chronograph is able to measure and display time in 1/1 second united up to maxinum of 59 minutes 59 seconds.
The chronograph second hand keeps continuously for 59 minutes 59 seconds after starting.
MEASURING TIME WITH THE CHRONOGRAPH
1. The chronograph can be started and stopped each time button "A" is pressed.
2. Pressing button "B" resets the chronograph and the chronograph second hand and chronograph minute hand
return to zero position.
«A»
«A»
RESET
TIME MEASUREMENT
STOP
«A»
«B»
«B»
CHRONOGRAPH RESET
This procedure shoud be performed when the chronograph second hand does not return to zero position after the
chronograph has been reset, and including after the battery has been replaced.
1. Pull the crown out to the 2nd position.
2. Press button "A" to set the chronograph second hand to the zero position. The chronograph hand can be advanced
rapidly by continuously pressing button "A".
3. Once the hand have been zeroed, return the crown to the normal position.
* Do not push crown to normal position while the chronograph second hand returns to zero position. It stops on the
way when crown are returned to normal position and its position is recognized as zero position.
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