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OMEGA SA
WORLD SERVICE ORGANIZATION
GT-19-C-069-E - A - 1666
Speci
fi
c Information for calibre 1666
Fig. 2.9
2.9 COUNTDOWN (
CDT
)
To program the countdown time
(maximum countdown
99:59:59
; )
- Press the crown until
CDT 00:00:00
is displayed.
- Push the crown during 3 seconds or pull it to
position 2. The seconds (
SEC
) blink.
- Press P2 to add or P3 to subtract seconds.
- A (-) sign indicates the time to be counted down.
- Press P1, the minutes (
MIN
) blink.
- Press P2 to add or P3 to subtract minutes.
- Press P1, the hours (
HOURS
) blink.
- Press P2 to add or P3 to subtract hours.
- Push the crown into position 1.
Start and stop of the countdown
- Press P1 to start the countdown for the time
programmed.
- Press P1 to stop the sound signal.
- Press P2 to automatically reload the countdown time;
press P1 to start the countdown.
The last five seconds are signaled by a brief sound
signal. As soon as the programmed time is exceeded,
a long sound signal rings every two seconds for around
15 seconds and the digital display blinks.
The Countdown continues to record the time elapsed
since the completion of the programmed countdown
(as indicated by the + sign).
Fig. 2.10
2.10 CHRONOGRAPH (
CHR
)
Description
The chronograph function times short time intervals to
1/100 second.
After 99 hours, 59 minutes, 59 and 99 hundredths
seconds the timing stops and returns automatically to
zero.
- Press the crown until
CHR 0:00:00.00
is displayed.
- Cumulated time: press P1 start-stop, start-stop, etc.
- Split times: press P1 start, then P2 split, then P2 again to
continue the timing.
- Stop: Press P1.
- Return-to-zero: Press P2 after pressing P1 for stop.
