INSTRUCTION MANUAL
CONTENTS
1. Features
2. Displays and Buttons
3. Setting the Time
4. Setting the Date
5. Using the Chronograph
6. Zero Positioning of Chronograph Hands
7. Precautions
8. Specifications
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(After Replacing the Battery)
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1. Features
This watch is an analog quartz watch equipped with features including a 24 hour
display and chronograph function.
2. Displays and Buttons
Chronograph
minute hand
Hour
hand
Second hand
※
F50
Chronograph
second hand
Button (A)
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Minute hand
Crown
24 hour hand
Button (B)
Date
Hour hand
Chronograph
minute hand
Second hand
* The design varies depending on the model.
F51
※
Chronograph
second hand
Button (A)
24 hour hand
Minute hand
Crown
Button (B)
Date
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3. Setting the Time
Hour hand
Minute hand
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Second hand
Time correction position
In the case the crown is of the screw-lock type, loosen the screw by turning the
crown to the left before operating the crown, and after having returned the crown
to the normal position following operation, turn the crown to the right while
pushing it in to securely retighten it.
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1. Pull the crown out to the time correction position when the second hand has
reached the 0 seconds position.
2. Turn the crown to set the time.
* The 24 hour hand moves in conjunction with the hour hand. Pay attention to
AM and PM when setting the time.
3. Securely return the crown to the normal position in synchronization with a
telephone or other time service.
[Hint for Accurately Setting the Time]
After stopping the second hand at the 0 seconds position, turn the minute hand
4-5 minutes past the correct time and then turn it back to the correct time. The
time on the watch can then be set to the correct time by pushing in the crown in
synchronization with a time service tone.
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4. Setting the Date
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Date correction position
Date
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