To Measure Split Time

1)Press A button to start/stop Chronograph.

2)Press B button while Chronograph is counting.

Split time will appear for 10 seconds.

“SPL” will flash when Split Time is shown.

EL light will turn ON for 4 seconds when B button is pressed.

Press B button when counting is stopped to reset the Chronograph.

*If switched to another mode while Chronograph is running and then returned to Chronograph mode, the watch will show time measurement going on at time of mode switching. (If switched while Split Time is shown, the watch will return to Chronograph running mode.) However, if Chronograph counting has exceeded 24 hours, the watch will return to Chronograph reset mode.

F Using Race Timer (Cal. C440)

Race Timer can be set to 15 different durations of countdown in 60, 55, 50, 45, 40, 35, 30, 25, 20, 15, 10, 6, 5, 3 and 1 minute. Use this function by setting to one of these countdown lengths as desired.

When Race Timer countdown is finished, Time-up signal will sound for 5 seconds and the watch will be automatically set to Chronograph mode (Auto- Chrono) and start counting from 00 hour 00 minute 00 second.

To Set Race Timer

Press B button in Race Timer mode. Length of time countdown will change 15 times starting from 60 minutes to

1 minute. Set Race Timer to desired length. Press and hold B button for rapid advancement.

To Use Race Timer

1)Press A button in Race Timer

mode. Timer starts countdown from the time set.

2)Press A button stop/start countdown.

3)Press B button when countdown is stopped. Race Timer display returns to initial setting.

4)If B button is pressed while countdown is continuing Race Timer returns to initial setting and automatically restarts countdown.

5)When Race Timer countdown is finished, Time- Up signal will sound for five seconds and the watch will be automatically set to Chronograph mode (Auto-Chrono) and start counting from 00 hour 00 minute 00 second.

Buzzer will sound to mark remaining time at 10, 5, 3, 1 minute and 50, 40, 30, 20, 10, 5, 4, 3, 2, 1 second.

Auto-Chrono Measurement

When Race Timer countdown is finished, Time- Up signal will sound and the watch will be automatically set to the Chronograph running mode (Auto-Chrono).

Auto-Chrono will start counting from 00 hour 00 minute 00 second.

Using Auto-Chrono

1)To stop Auto-Chrono, press A button while Auto- Chrono is running. To restart Auto-Chrono, press A button while Auto-Chrono is stopped.

2)To switch to Race Timer running mode, press B

button while Auto-Chrono is running.

Display after switching to Race Time/Auto-Chrono

*When Race Timer and Auto-Chrono are running, microcomputer in the watch keeps repeating Race-Timer countdown as shown in diagram. If switched to Race Timer from Auto-Chrono, the watch will show Race Timer countdown in progress. (Countdown of microcomputer does not stop even if Auto-Chrono is stopped.)

3) To return to initial Race Timer setting, press B button in Auto-Chrono stop mode

The watch will return to Time display mode if M button is pressed in Race Timer or Auto-Chrono mode.

If switched to another mode from initial Race timer setting, Race Timer running, Race Timer stop, Auto-Chrono running or Auto-Chrono stop mode and then reset to Race Timer, function will return to the mode set at the time of switching. However, if Auto-Chrono counting has exceeded 24 hours, the watch will return to initial Race Timer setting Mode.

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Citizen JQ7XXX To Measure Split Time, Using Race Timer Cal. C440, To Set Race Timer, To Use Race Timer, Using Auto-Chrono