MA0802-EA
Operation Guide 4386/4388
About This Manual
Module 4386 | Module 4388 |
•The operational procedures for Modules 4386 and 4388 are identical. All of the illustrations in this manual show Module 4388.
•Depending on the model of your watch, display text appears either as dark figures on a light background or light figures on a dark background. All sample displays in this manual are shown using dark figures on a light background.
•Button operations are indicated using the letters shown in the illustration.
•For the sake of simplicity, the sample displays in this manual do not show the analog hands or some design elements of the watch.
•Each section of this manual provides you with the information you need to perform operations in each mode. Further details and technical information can be found in the “Reference” section.
General Guide
•Press C to change from mode to mode.
•In any mode (except when a setting screen is on the display), press B to illuminate the face.
Timekeeping Mode | World Time Mode | Countdown Timer Mode | Stopwatch Mode | Alarm Mode | Hand Setting Mode |
Press .
Timekeeping
This watch features separate digital and analog timekeeping. The procedures for setting the digital time and analog time are different.
•In the Timekeeping Mode, you can press D to change the display format as shown below.
Day of the Week | Month – Day | Hour : Minutes | Seconds |
Day of week | Month – Day | Hour : Minutes | Seconds |
Press . | PM indicator |
| |
Digital Time and Date
Use the Timekeeping Mode to set and view a digital display of the current time and date. When setting the digital time, you can also configure settings for summer time (Daylight Saving Time or DST), your Home City code (the code for the city where you normally use the watch), the
•This watch is preset with a number of city codes, each of which represents the time zone where that city is located. When setting the digital time, it is important that you select the correct city code for your Home City. If your location is not included in the preset city codes, select the preset city code that is in the same time zone as your location.
•Note that all of the times for the World Time Mode city codes are displayed in accordance with the digital time and date settings you configure in the Timekeeping Mode.
•After you correctly set your Home City time and date, you can set the watch up for timekeeping with a different city code simply by changing the Home City code in the Timekeeping Mode.
To set the digital time and date
1. In the Timekeeping Mode, hold down Auntil the seconds start to flash, which indicates the setting screen.
2.Press Ctwice to move the flashing to the Home City code setting (see the illustration below), and then use
B and D to select the code you want.
•Make sure you select your Home City code before changing any other setting.
•For full information on city codes, see the “City Code Tables”.
3.Press Cto move the flashing in the sequence shown below to select the other settings.
Seconds |
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| DST |
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| Home City Code |
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| Hour |
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| Minutes |
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Illumination Duration 
Day 
Month 
Year 
12/24-Hour
4.When the setting you want to change is flashing, use Band Dto change it as described below.
Screen | To do this: | Do this: |
| Reset the seconds to 00 | Press D. |
| Toggle between Daylight Saving Time (ON) | Press D. |
| and Standard Time (OFF) |
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| Change the Home City code | Use D(east) and B(west). |
| Change the hour or minutes | Use D(+) and |
| Toggle between | Press D. |
| (24H) timekeeping |
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| Change the year | Use D(+) and |
| Change the month or day |
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| Select three seconds ( ) or one second ( ) as | Press D. |
| the illumination duration |
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5. Press Ato exit the setting screen.
•Resetting the seconds only (without changing the DST, Home City code, hour, or minute setting) causes the analog minute hand setting to be adjusted to match the seconds count automatically. If you change any of the other settings, you will have to adjust the hand setting manually.
•See “Digital Time Daylight Saving Time (DST) Setting” below for details about the DST setting.
•The
•For details about illumination duration, see “Illumination”.
Digital Time Daylight Saving Time (DST) Setting
Daylight Saving Time (summer time) advances the digital time setting by one hour from Standard Time. Remember that not all countries or even local areas use Daylight Saving Time.
To toggle the Timekeeping Mode digital time between DST and Standard Time
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| 1. In the Timekeeping Mode, hold down Auntil the seconds |
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| start to flash, which indicates the setting screen. |
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| 2. Press Conce to display the DST setting screen. |
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| 3. Press Dto toggle between Daylight Saving Time (ON |
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| displayed) and Standard Time (OFF displayed). |
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| 4. Press Ato exit the setting screen. |
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| • The DST indicator appears on the Timekeeping, Alarm, |
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| and Hand Setting Mode to indicate that Daylight Saving |
DST | indicator | Time is turned on. |
Setting the Analog Time
Perform the procedure below when the time indicated by the analog hands does not match the time of the digital display.
To adjust the analog time
1.In the Timekeeping Mode, press C five times to enter the Hand Setting Mode.
2.Hold down Auntil the current digital time starts to
flash, which indicates the analog setting screen.
3. Press Dto advance the analog time setting by 20 seconds.
•Holding down Dadvances the analog time setting at
high speed.
•If you need to advance the analog time setting a long way, hold down D until the time starts advancing at high speed, and then press B. This locks the high- speed hand movement, so you can release the two buttons.
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