CITIZEN QUARTZ
TWINCHRON
Model No. JM9XXX
Cal. No. C24
• INSTRUCTION MANUAL
CTZ-D6761
1. MAIN FEATURES
This watch is a combination quartz watch with
analog and digital displays. The watch has the
CALENDAR, ALARM, STOPWATCH, TIMER and
DUAL-TIME functions.
2. SETTING THE TIME (ANALOG)
1) Pull the crown out one step.
The second hand will stop.
2) Set for the correct time by
turning the crown.
3) Push the crown back to the
original position. The watch
will start running again.
* The analog indication and
digital display of the time
settings can be adjusted
separately.
3. USING THE DIGITAL FUNCTIONS
A. SWITCHING OVER THE MODE (FUNCTION)
The mode of the watch changes each time the
嘷
M
button is pressed. The upper window always shows
TIME.
B. SETTING THE TIME/CALENDAR
To set the SECONDS:
1) Press the
嘷
B
button in the TIME/CALENDAR
mode for two seconds or more, until the
SECONDS start flashing.
2) Press and release the
嘷
A
button while the
SECONDS return to “00” and restart.
To set the TIME/CALENDAR:
1) When the SECONDS are flashing, press and
release the
嘷
B
button repeatedly to select desired
digits for adjustment.
2) Make all necessary adjustments using the
嘷
A
button. If you hold the
嘷
A
button down, the digits
will advance rapidly.
• Press and release the
嘷
A
button to select the
12-hour or 24-hour display.
• Make sure that the AM/PM is set correctly when
setting the 12-hour display.
• If the watch is left in the adjustment mode (digits
flashing) for one minute or more, the autoreturn
function will activate and the display will return to
the TIME/CALENDAR mode.
• Press the
嘷
M
button to return to the TIME/CALENDAR
mode from the adjustment mode.
• If a nonexistent date (e.g. February 30) is set
during adjustment, the display will automatically
show the first of the next month when set to the
TIME/CALENDAR mode.
• Monthend dates are adjusted automatically except
for leap years. In a leap year, adjust the
CALENDAR for February 29.
To set the CHIME (Time Signal)
Press the
嘷
A
and
嘷
B
buttons simultaneously in the
TIME/CALENDAR mode. The “ ’’ symbol appears
and the CHIME sounds every hour on the hour. To
cancel the CHIME setting, press the
嘷
A
and
嘷
B
buttons in the TIME/CALENDAR mode and the “ ’’
symbol will disappear.
C. SETTING THE ALARM
To set the ALARM time:
The ALARM can be set by
following the same procedure
as that for TIME/CALENDAR
adjustment. The ALARM can be
set to Hours and Minutes only.
1) Press and release the
嘷
B
button in the ALARM mode
until desired digits flash and
then make adjustment.
2) Press the
嘷
A
button to set
the ALARM time.
* The ALARM display will
automatically synchronize with
the 24-hour display of the
TIME/CALENDAR.
To switch the ALARM ON/OFF:
The ALARM can be switched ON/OFF by pressing the
嘷
A
button in the ALARM mode. When the ALARM is
set ON, the set time and the “ ’’ symbol appear and
when it is switched OFF, “ ’’ appears in the display.
