USEROS GUIDE 2662
To turn Alarms 22222 through 55555 on and offAbout the Auto Light Switch
1.In the Alarm Mode, use D to select a one-time alarmTurning on the auto light switch causes the backlight to turn on for about one second,
One-time alarm on(alarm number 2 through 5).whenever you position your wrist as described below in any mode.
indicator2.Press B to toggle the displayed alarm on and off.
" Turning on a one-time alarm (2 through 5) displays the
one-time alarm on indicator (ALM) on its screen.Moving the watch to a position that is parallel to the ground and then tilting it towards
" The one-time alarm on indicator is displayed in allyou more than 40 degrees causes the backlight to turn on.
modes.
" If any alarm is on, the alarm on indicator is shown on
the display in all modes.
Parallel toMore than
ground40°
To select the operation of Alarm 11111
1. In the Alarm Mode, use D to select Alarm 1.
2. Press B to cycle through the available settings in the sequence shown below.
SNZ indicator and one-time alarm on indicator
Warning!
ALMSNZ ALM""""" Always make sure you are in a safe place whenever you are reading the
display of the watch using the auto light switch. Be especially careful when
One-time alarm onSnooze alarm onAlarm offrunning or engaged in any other activity that can result in accident or injury.
Also take care that sudden illumination by the auto light switch does not
surprise or distract others around you.
" The applicable alarm on indicator (ALM or SNZ ALM) is displayed in all modes
""""" When you are wearing the watch, make sure that its auto light switch is turned
when an alarm is turned on.
off before riding on a bicycle or operating a motorcycle or any other motor
" The SNZ indicator flashes during the 5-minute intervals between alarms.vehicle. Sudden and unintended operation of the auto light switch can create a
" Displaying the Alarm 1 setting screen while the snooze alarm is turned on
distraction, which can result in a traffic accident and serious personal injury.
automatically turns off the snooze alarm (making Alarm 1 a one-time alarm).
To turn the hourly time signal on and offTo turn the auto light switch on and off
1.In the Alarm Mode, use D to select the Hourly TimeIn the Timekeeping Mode, hold down D for about two seconds to toggle the auto light
Hourly time signalSignal.switch on ( displayed) and off ( not displayed).
on indicator2.Press B to toggle it on and off." The auto light switch on indicator () is on the display in all modes while the
" Turning on the Hourly Time Signal displays the hourlyauto light switch is turned on.
time signal on indicator (SIG) on its screen.
" The hourly time signal on indicator is displayed in all
modes.Reference
This section contains more detailed and technical information about watch operation.
It also contains important precautions and notes about the various features and
functions of this watch.
Stopwatch
Moon Phase Indicator
The stopwatch lets you measure elapsed time, split times,The Moon phase indicator of this watch indicates the current phase of the Moon as
Minutesand two finishes.shown below.
HoursSeconds" The display range of the stopwatch is 99 hours, 59(part you cannot see)Moon phase (part you can see)
minutes, 59.99 seconds.
" The stopwatch continues to run, restarting from zeroMoon Phase
after it reaches its limit, until you stop it.Indicator
" The stopwatch measurement operation continues even
Moon Age0, 1, 29 2 - 56 - 9 10 - 13 14 - 16 17 - 20 21 - 24 25 - 28
if you exit the Stopwatch Mode.
" Exiting the Stopwatch Mode while a split time is frozenMoon PhaseNewFirstFullLast
on the display clears the split time and returns toMoonQuarterMoonQuarter
1/100 secondelapsed time measurement.(Waxing)(Waning)
" All of the operations in this section are performed in the
Stopwatch Mode, which you enter by pressing C." The Moon phase indicator shows the Moon as viewed at noon from a position in the
Northern Hemisphere looking south. Note that at times the image shown by the
To measure times with the stopwatch
Moon phase indicator may differ from that of the actual Moon in your area.
Elapsed Time" The left-right orientation of the Moon phase is reversed when viewing from the
Southern Hemisphere or from a point near the equator.
D¤D¤D¤D¤B
StartStopRe-startStopClearMoon Phases and Moon Age
The Moon goes through a regular 29.53-day cycle during which it appears to wax and
Split Timewane due to how the Sun illuminates the Moon and the relative positioning of the
Earth, Moon, and Sun. The greater the angular distance between the Moon and the
D¤B¤B¤D¤BSun,* the more we see illuminated.
StartSplitSplit releaseStopClearThe angle to the Moon in relation to the direction at which the Sun is visible from the
(SPL displayed)*Earth.
Two FinishesThe Moon age indicates the number of days from the New Moon to any particular
phase. It is normally calculated using either noon or midnight as a reference point.
D¤B¤D¤B¤BThis watch calculates the Moon age based on the angular distance of the Moon at
StartSplitStopSplit releaseClearnoon, which can result in an error of ? 1 day. Because of this, the appearance of the
First runnerSecond runnerDisplay time ofMoon phase indicator may be different from that of the actual Moon.
finishes.finishes.second runner.The watch uses the following formula to calculate Moon age.
Display time of
first runner.Moon Age (days) = 29.53 � (Moon angular distance / 360°)
Tide Graph
Dual TimeThe tide graphic on the watchOs tide graph indicates the current tide.
Dual timeThe Dual Time Mode lets you keep track of time in a
(Hour : Minutes Seconds)different time zone.
" The seconds count of the Dual Time is synchronized
with the seconds count of the Timekeeping Mode.
To set the Dual TimeLow tideHigh tide
1.Press C to enter the Dual Time Mode.
2.Use A, B, and D to set the Dual Time Mode time.
" Each press of D (+) and B (�) changes the timeTidal Movements
setting in 30-minute increments.Tides are the periodic rise and fall of the water of oceans, seas, bays, and other
Timekeeping Mode time" Pressing A sets the Dual Time Mode to the same time
bodies of water caused mainly by the gravitational interactions between the Earth,
as the Timekeeping Mode.Moon and Sun. Tides rise and fall about every six hours. The tide graph of this watch
indicates tidal movement based on the MoonOs transit over a meridian and the lunitidal
Backlightinterval. The lunitidal interval differs according to your current location, so you must
specify a lunitidal interval in order to obtain the correct tide graph readings.
The backlight uses an EL (electro-luminescent) panel that
Auto light switchcauses the entire display to glow for easy reading in theLunitidal Interval
on indicatordark. The watchOs auto light switch automatically turns onTheoretically, high tide is at the MoonOs transit over the meridian and low tide is about
six hours later. Actual high tide occurs somewhat later, due to factors such as
the backlight when you angle the watch towards your face.
viscosity, friction, and underwater topography. Both the time differential between the
" The auto light switch must be turned on (indicated by
MoonOs transit over the meridian until high tide and the time differential between the
the auto light switch on indicator) for it to operate.MoonOs transit over the meridian until low tide are known as the Olunitidal interval.�
" See OBacklight Precautions� for other important
When setting the lunitidal interval for this watch, use the time differential between the
information about using the backlight.
MoonOs transit over the meridian until high tide.
To turn on the backlight manually
In any mode, press L to illuminate the display for aboutAuto Return Feature
one second.If you leave a screen with flashing digits on the display for two or three minutes without
" The above operation turns on the backlight regardless ofperforming any operation, the watch automatically saves any settings you have made
the current auto light switch setting.up to that point and exits the setting screen.
Scrolling
The B and D buttons are used in various modes and setting screens to scroll
through data on the display. In most cases, holding down these buttons during a scroll
operation scrolls through the data at high speed.
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ACEC
