Operation Guide 3261 3281
Using the Alarm
•When you enter the Alarm Mode, the screen you were viewing when you last exited the mode appears first.
Current time
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Alarm time (Hour : Minutes)
You can set four
You can also turn on an Hourly Time Signal, which will cause the watch to beep twice every hour on the hour.
To enter the Alarm Mode
Use Dto select the Alarm Mode (ALM) as shown on page
•About one second after ALM appears on the display, the display will change to show one of the following alarm screens: AL1 (Alarm 1) through AL4 (Alarm 4), SNZ (snooze alarm), or SIG (Hourly Time Signal).
To set an alarm time
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Alarm ON/OFF indicator
1.In the Alarm Mode, use Eto scroll through the alarm screens until the one whose time you want to set is displayed.
AL1AL2AL3
SIG 
SNZ 
AL4
2.Hold down Auntil the alarm time starts to flash. This is the setting screen.
3.Press Dto move the flashing between the hour and minute settings.
4. While a setting is flashing, use E(+) and |
• When setting the alarm time using the |
correctly as a.m. (no indicator) or p.m. (P indicator). |
2.When the alarm or the Hourly Time Signal you want is selected, press Ato turn it on and off.
5. Press Ato exit the setting screen. |
To test the alarm
In the Alarm Mode, hold down Eto sound the alarm.
To turn an alarm and the Hourly Time Signal on and off
1. In the Alarm Mode, use Eto select an alarm or the Hourly Time Signal.
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Alarm on | Hourly time | ||
indicator | signal on | ||
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| indicator |
•The alarm on indicator and hourly time signal on indicator are displayed when the alarm and/or signal is turned on.
•The alarm on indicator and the Hourly Time Signal on indicator are shown on the display in all modes while these functions are turned on.
•If any alarm is on, the alarm on indicator is shown on the display in all modes.
•The alarm on indicator flashes while the alarm is sounding.
•The snooze alarm indicator (SNZ) flashes while the snooze alarm is sounding and during the
Illumination
The display of the watch is illuminated for easy reading in the dark.
The watch’s auto light switch turns on illumination automatically when you angle the watch towards your face.
•The auto light switch must be turned on (page
To turn on illumination manually
Press Bin any mode to illuminate the display.
•You can use the procedure below to select either 1.5
seconds or 3 seconds as the illumination duration. When you press B, the display will remain illuminated for about 1.5 seconds or 3 seconds, depending on the current illumination duration setting.
About the Auto Light Switch
Turning on the auto light switch causes |
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illumination to turn on, whenever you position your | More than |
wrist as described below in any mode. | 40° |
Moving the watch to a position that is parallel |
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to the ground and then tilting it towards you | Wear the watch on the |
more than 40 degrees causes illumination to | |
turn on. | outside of your wrist |
Warning!
•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 running 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 startle or distract others around you.
To turn the auto light switch on and off
Auto light switch | In the Timekeeping Mode, hold down Bfor about three | |
seconds to toggle the auto light switch on (LT displayed) | ||
on indicator | ||
and off (LT not displayed). | ||
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| • The auto light switch on indicator (LT) is on the display | |
| in all modes while the auto light switch is turned on. | |
| • The auto light switch turns off automatically whenever | |
| battery power drops to Level 4 (page |
Illumination Precautions
•Frequent display illumination can run down the battery quickly and require charging.
The following guidelines give an idea of the charging time required to recover from a single illumination operation.
Approximately five minutes exposure to bright sunlight coming in through a window Approximately 50 minutes exposure to indoor fluorescent lighting
To stop the alarm
Press any button.
•The above operation turns on illumination regardless of the current auto light switch setting.
•Illumination is disabled while configuring sensor measurement mode settings, and during bearing sensor calibration.
To change the illumination duration
1.In the Timekeeping Mode, hold down Auntil SET starts to flash and the city name starts to scroll on the display.
•This is the setting screen.
2.Keep pressing Duntil LT1 or LT3 is displayed.
•See step 3 under “To change the current time and date settings” (page
3.Press Eto toggle the illumination duration between three seconds (LT3 displayed) and 1.5 seconds (LT1 displayed).
4.After the settings are the way you want, press Ato exit the setting screen.
•When you are wearing the watch, make sure that its auto light switch is turned off before riding on a bicycle or operating a motorcycle or any other motor vehicle. Sudden and unintended operation of the auto light switch can create a distraction, which can result in a traffic accident and serious personal injury.
Note
•The auto light switch is always disabled, regardless of its on/off setting, when any one of the following conditions exists.
While an alarm is sounding During sensor measurement
While a bearing sensor calibration operation is being performed in the Digital Compass/Thermometer Mode
•The
•Illumination may be hard to see when viewed under direct sunlight.
•Illumination turns off automatically whenever an alarm sounds.
•Frequent use of illumination runs down the battery.
Auto light switch precautions
•Wearing the watch on the inside of your wrist, movement of your arm, or vibration of your arm can cause frequent activation of the auto light switch and illumination of the display. To avoid running down the battery, turn off the auto light switch whenever engaging in activities that might cause frequent illumination of the display.
•Note that wearing the watch under your sleeve while the auto light switch is turned on can cause frequent illumination of the display and can run down the battery.