Marc Jacobs 2405 Instructions page 6

CHRONOGRAPH YM91
MINUTE COUNTER
1/5 SECOND
COUNTER
TIME AND DATE SETTING
1. Pull crown out to position 2 and turn clockwise to set date to the
previous day.
2. Pull crown out to position 3 when then second hand is in the 12:00
position. Chronograph hands will return to zero (12:00) position.
3. Turn crown clockwise until the present date is displayed. Continue
turning crown to set the correct a.m./p.m. time.
4. Return crown to position 1.
NOTE: To ensure accuracy, do not set the date between 9:00 p.m.
and 1:00 a.m.
CHRONOGRAPH FUNCTIONS
Please note, before using chronograph, please ensure that:
• Crown is in position 1.
• The chronograph hands are precisely at zero (12:00) position after
pressing B. Should this not be the case, the positions of the hands
must be adjusted. Please refer to the section titled "Adjusting the
Chronograph Hands to Zero Position."
DATE
SECOND HAND
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BASIC FUNCTION
1. Press A to start/stop the chronograph.
2. Press B to reset to zero.
INTERVAL TIMING
1. Press B while the chronograph is running to measure intervals (timing
continues in the background).
2. Press B again to display ongoing measured time.
3. Repeat steps 1 and 2 to measure additional intervals.
4. Press A to finalize timing.
5. Press B to reset to zero.
ADJUSTING THE CHRONOGRAPH HANDS TO ZERO POSITION
If either of the chronograph hands are not in their correct zero (12:00)
positions after pressing B (for example, following a battery change):
1. Pull crown out to position 3.
2. Press and hold A for 2 seconds. Minute counter will rotate by 360.
Corrective mode is activated.
3. Press B to move hand one increment; press and hold B for fast advance.
4. Press and hold A for 2 seconds. 1/5 second counter will rotate by 360.
5. Press B to move hand one increment; press and hold B for fast advance.
6. Return crown to position 1.
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