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Manual Casio G-Shock GM-6900B-4ER Watch

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Manual

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Operation Guide 3230/3232
E-9
To switch the backlight function on and off
In the Timekeeping Mode, hold down E for about two seconds to switch the backlight
function on and off. When you switch the backlight function on, an indicator appears
on the display as shown.
Backlight function on indicator
The backlight function indicator remains on the display in all modes until you switch x
the backlight function off.
The above operation controls operation of the backlight function only. It does not x
affect operation of audible tones and signals.
E-8
About the backlight
When you switch the backlight function on, the backlight of the watch fl ashes
whenever alarm (page E-10), countdown timer or hourly time signal is sounding.
Pressing x D in any mode illuminates the display, regardless of the backlight’s on/
off setting.
The backlight of this watch employs an electro-luminescent (EL) light, which loses its x
illuminating power after very long term use.
Frequent use of the backlight shortens the battery life. x
The watch will emit an audible sound whenever the display is illuminated. This is x
caused by a transistor that vibrates when the EL panel lights up. It does not indicate
malfunction of the watch.
The illumination provided by the backlight may be hard to see when viewed under x
direct sunlight.
The backlight automatically stops illuminating whenever an alarm sounds. x
E-7
While any other digits (besides seconds) are selected (fl ashing), press 4. E to
increase the number. Holding down E changes the number at high speed.
x To switch between the 12-hour and 24-hour formats, press
D
while some
digits are fl ashing.
After you set the time and date, press 5. A to return to the Timekeeping Mode.
The day of the week is automatically set in accordance with the date. x
The date can be set within the range of January 1, 2000 to December 31, 2099. x
If you do not operate any button for a few minutes while a selection is fl ashing, the x
fl ashing stops and the watch goes back to the Timekeeping Mode automatically.
E-6
Timekeeping
To set the time and date
Press 1. A while in the Timekeeping Mode. The seconds
digits fl ash on the display because they are selected.
Press 2. C to change the selection in the following
sequence.
Minutes
Seconds
Year
Hour
MonthDay
While the seconds digits are selected (fl ashing), press 3.
E to reset the seconds to “00”. If you press E while the
seconds count is in the range of 30 to 59, the seconds
are reset to “00” and 1 is added to the minutes. If the
seconds count is in the range of 00 to 29, the minutes
count is unchanged.
Day of week
Month
Day
Hour : Minutes Seconds
PM indicator
E-5
Press x C to change from mode to mode. After you perform an operation in any
mode, pressing C returns to the Timekeeping.
Press x D in any mode to illuminate the display. Illumination turns off about two
seconds after you release D.
Stopwatch
Countdown Timer
E-4
General Guide
All of the illustrations in this manual show Module 3230. x
Timekeeping Alarm
Press C.
E-3
Procedure Lookup
The following is a handy reference list of all the operational procedures contained in
this manual.
To set the time and date ......................................................................................... E-6
To switch the backlight function on and off ......................................................... E-9
To set the alarm time ............................................................................................. E-12
To stop the alarm .................................................................................................. E-13
To switch an alarm and Hourly Time Signal on and off ..................................... E-13
To set the countdown time ................................................................................... E-14
To use the countdown timer ................................................................................. E-15
To switch auto repeat timing on and off ............................................................. E-16
To measure elapsed time ...................................................................................... E-17
To record split times ............................................................................................ E-18
To time fi rst and second place fi nishes .............................................................. E-18
E-2
Contents
General Guide .......................................................................................................... E-4
Timekeeping ............................................................................................................. E-6
Alarm ...................................................................................................................... E-10
Countdown Timer .................................................................................................. E-14
Stopwatch .............................................................................................................. E-17
Specifi cations ........................................................................................................ E-19
E-1
About This Manual
Depending on the model of your watch, display text appears either as dark fi gures x
on a light background or light fi gures on a dark background. All sample displays in
this manual are shown using dark fi gures on a light background.
Button operations are indicated using the letters shown in the illustration. x
[Module 3230] [Module 3232]
MA1010-EA
Download manual in English (PDF, 0.14 MB)
(Consider the environment and only print this manual if it is really necessary)

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Specifications

Brand Casio
Model G-Shock GM-6900B-4ER
Category Watches
File type PDF
File size 0.14 MB

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Frequently Asked Questions about Casio G-Shock GM-6900B-4ER Watch

Our support team searches for useful product information and answers to frequently asked questions. If you find an inaccuracy in our frequently asked questions, please let us know by using our contact form.

A battery in my device is oxidized, can I still safely use it? Verified

Ja, the device can still be safely used. Firstly, remove the oxidizd battery. Never use bare hands to do this. Then clean the battery compartment with a cotton swab dipped in vinegar or lemon juice. Let it dry and insert new batteries.

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My mechanical watch runs fast, what can I do? Verified

This might be caused by exposure to a magnetic field. It can be solved by a demagnetisation process performed by a professional watchmaker.

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What do AM and PM stand for? Verified

AM stands for Ante Meridiem and indicates that the time is before midday. PM stands for Post Meridiem and indicates that the time is past midday.

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What is a 'Chronograph'? Verified

A 'Chronograph' is literally a 'writer of time'. The term is used to describe clocks and watches that tell the time of day as well as measure a certain period of time, like a stopwatch.

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What is GMT? Verified

GMT stands for Greenwich Mean Time (sometimes called UTC, standing for Coordinated Universal Time). It is the time for the longitude 0, that passes through Greenwich near London.

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What is a quartz movement? Verified

Watches and clocks with a quartz movement are driven by a battery. This sends an electric current through quartz crystals that will vibrate. These vibrations are passed on to the movement. Because the vibrations have a fixed frequency, watches and clocks with a quartz movement are extremely precise.

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There is moisture on the inside of the glass of my Casio watch, what should I do? Verified

Casio states that if the moisture appeared after an extreme change in temperature and disappears relatively quickly afterwards, there is probably nothing wrong. If the moisture does not disappear, you should have your watch repaired as soon as possible.

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Manual Casio G-Shock GM-6900B-4ER Watch