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Operation Guide 3150

6

Alarm Types

The alarm type is determined by the settings you make, as described below.

Daily alarm

Set the hour and minutes for the alarm time. This type of setting causes the
alarm to sound everyday at the time you set.

Date alarm

Set the month, day, hour and minutes for the alarm time. This type of setting
causes the alarm to sound at the specific time, on the specific date you set.

1-Month alarm

Set the month, hour and minutes for the alarm time. This type of setting
causes the alarm to sound everyday at the time you set, only during the
month you set.

Monthly alarm

Set the day, hour and minutes for the alarm time. This type of setting causes
the alarm to sound every month at the time you set, on the day you set.

To set an alarm time

1. In the Alarm Mode, use 

D

 to scroll through

the alarm screens until the one whose time
you want to set is displayed.

To set a one-time alarm, display an alarm screen 

AL1

AL2

AL3

and 

AL4

. To set the snooze alarm, display the 

SNZ

 screen.

The snooze alarm repeats every five minutes.

2. After you select an alarm, hold down 

A

 until the hour setting of the alarm

time starts to flash, which indicates the setting screen.

This operation turns on the alarm automatically.

3. Press 

C

 to move the flashing in the sequence shown below to select

other settings.

Hour

Minutes

Month

Day

4. While a setting is flashing, use 

D

 and 

B

 to change it as described below.

5. Press 

A

 to exit the setting screen.

To do this:

Change the hour
and minutes

Change the
month and day

Do this:

Use 

D

 (+) and 

B

 (–).

With the 12-hour format, set the time correctly
as a.m. or p.m. (

P

 indicator).

To set an alarm that does not include a month
and/or day, set   for each setting.

Screen

Alarm Operation

The alarm tone sounds at the preset time for 10 seconds, regardless of the
mode the watch is in. In the case of the snooze alarm, the alarm operation is
performed a total of seven times, every five minutes, until you turn the alarm
off.

Alarm and Hourly Time Signal operations are performed in accordance with
the Timekeeping Mode time.

To stop the alarm tone after it starts to sound, press any button.

Performing any one of the following operations during a 5-minute interval
between snooze alarms cancels the current snooze alarm operation.

Displaying the Timekeeping Mode setting screen
Displaying the 

SNZ

 setting screen

To test the alarm

In the Alarm Mode, hold down 

D

 to sound the alarm.

To turn an alarm on and off

1. In the Alarm Mode, use 

D

 to select an alarm.

2. Press 

B

 to toggle it on and off.

Turning on a alarm (

AL1

AL2

AL3

,

AL4

 or 

SNZ

) displays the alarm on indicator

(

) on its Alarm Mode screen.

In all modes, the alarm on indicator is shown
for any alarm that is currently turned on.

The alarm on indicator flashes while the alarm
is sounding.

The snooze alarm indicator (

) flashes while

the snooze alarm is sounding and during the 5-
minute intervals between alarms.

Alarm on
indicator

Snooze alarm
indicator

ON

To turn the Hourly Time Signal on and off

1. In the Alarm Mode, use 

D

 to select the Hourly

Time Signal (

SIG

).

2. Press 

B

 to toggle it on and off.

The Hourly Time Signal on indicator (

) is

shown on the display in all modes while this
function is turned on.

Hourly time signal
on indicator

Stopwatch

The stopwatch lets you measure elapsed time,
split times, and two finishes.

The display range of the stopwatch is 23 hours,
59 minutes, 59.99 seconds.

The stopwatch continues to run, restarting from
zero after it reaches its limit, until you stop it.

The stopwatch measurement operation
continues even if you exit the Stopwatch Mode.

Exiting the Stopwatch Mode while a split time is
frozen on the display clears the split time and
returns to elapsed time measurement.

All of the operations in this section are
performed in the Stopwatch Mode, which you
enter by pressing 

C

.

1/100 second

Hours

Minutes

Seconds

To measure times with the stopwatch

Elapsed Time

Split Time

Two Finishes

D

Start

D

Start

D

Start

Stop

Re-start

Clear

Stop

D

D

B

D

Split

(

SPL

 displayed)

Split release

Clear

Stop

B

D

B

B

Split

First runner finishes.
Display time of first
runner.

Stop

Second runner
finishes.

Clear

Split release

Display time of
second runner.

D

B

B

B

Countdown Timer

You can set the countdown timer within a range
of one minute to 24 hours. An alarm sounds
when the countdown reaches zero.

All of the operations in this section are
performed in the Countdown Timer Mode,
which you enter by pressing 

C

.

Configuring the Countdown Timer

The following are the settings you should configure
before actually using the countdown timer.

Countdown start time

See “To configure the countdown timer” for
information about setting up the timer.

Hours

Minutes

Seconds

Countdown End Beeper

The countdown end beeper lets you know when the countdown reaches zero.
The beeper stops after about 10 seconds or when you press any button.

To configure the countdown timer

1. While the countdown start time is on the display

in the Countdown Timer Mode, hold down 

A

until the current countdown start time starts to
flash, which indicates the setting screen.

If the countdown start time is not displayed,
use the procedure under “To use the
countdown timer” to display it.

2. Press 

C

 to move the flashing in the sequence

shown below to select other settings.

Hours

Minutes

ll

lll

l

ll

lll

ll

l

3. When the setting you want to change is flashing, use 

D

 and 

B

 to change

it as described below.

Button Operation

Use 

D

 (+) and 

B

 (–) to change the setting.

Setting

Hours, Minutes

Screen

To specify a countdown start time of 24 hours, set 

.

4. Press 

A

 to exit the setting screen.

To use the countdown timer

Press 

D

 while in the Countdown Timer Mode to

start the countdown timer.

The countdown timer operation continues even
if you exit the Countdown Timer Mode.

Press 

D

 while a countdown operation is in

progress to pause it. Press 

D

 again to resume

the countdown.

To stop a countdown operation completely, first
pause it (by pressing 

D

), and then press 

B

.

This returns the countdown time to its starting
value.

ll

llllll

lllllll

Seconds

Current
timer time

Timer start
time

Summary of Contents for 3150

Page 1: ...g Function for more information About This Manual 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 Each section of this manual provides you with t...

Page 2: ...gnal transmitters and so certain conditions may cause problems with signal reception Calibration signal reception is disabled while a countdown timer target time operation is in progress Home City Code LON PAR BER ATH LIS MAD ROM STO MOW HKG BJS TPE TYO SEL HNL ANC LAX DEN CHI NYC YVR YEA MEX MIA YTO YHZ YYT Frequency 60 0 kHz 77 5 kHz 68 5 kHz 40 0 kHz 60 0 kHz 60 0 kHz Transmitter Anthorn Englan...

Page 3: ... reception date and time appear on the display along with the GET indicator 4 After manual receive is complete press D to return to the Timekeeping mode The watch also will exit the Receive Mode if you do not perform any button operation for about one or two minutes l l l l l l l l ll l l l l l l l ll l l Receiving Receive successful If the latest reception fails but a previous reception was succe...

Page 4: ... 20 10 9 8 7 6 5 4 3 2 1 and 0 seconds You can cancel the auto start countdown at any point and start time measurement special stage manually by pressing the D button You can cancel the countdown and return to the countdown start screen by pressing the B button while a countdown is in progress Auto start countdown seconds indicator Remaining auto start countdown time 36 seconds indicated here Spec...

Page 5: ...procedure to clear all of the measurement data records currently stored in watch memory 1 Use the D and B button to display the total measurement time screen 2 Hold down A until the display contents start to flash This is the setting screen 3 Press the D and B buttons at the same time to delete the records 4 Press the A button to exit the setting screen l l l l l l l l l l l l l l l l l l l l ll l...

Page 6: ...ator ON To turn the Hourly Time Signal on and off 1 In the Alarm Mode use D to select the Hourly Time Signal SIG 2 Press B to toggle it on and off The Hourly Time Signal on indicator is shown on the display in all modes while this function is turned on Hourly time signal on indicator Stopwatch The stopwatch lets you measure elapsed time split times and two finishes The display range of the stopwat...

Page 7: ...cell so regular battery replacement is not required However after very long use the rechargeable battery may lose its ability to achieve a full charge If you experience problems getting the special rechargeable battery to charge fully contact your dealer or CASIO distributor about having it replaced Never try to remove or replace the watch s special battery yourself Use of the wrong type of batter...

Page 8: ...o move the flashing in the sequence shown below to select the other setting Seconds 12 24 Hour Format Hour Minutes DST Month Year City Code Day Power Saving The following steps explain how to configure timekeeping settings only 4 When the timekeeping setting you want to change is flashing use D or B to change it as described below Change the city code Cycle between Auto DST AvtA Daylight Saving Ti...

Page 9: ...setting to be off by up to one second The current time setting in accordance with the time calibration signal takes priority over any time settings you make manually The watch is designed to update the date and day of the week automatically for the period January 1 2000 to December 31 2099 Setting of the date by the time calibration signal cannot be performed starting from January 1 2100 This watc...

Page 10: ...urn the face of the watch towards you This does not necessarily indicate malfunction of the auto light switch You may notice a very faint clicking sound coming from the watch when it is shaken back and forth This sound is caused by mechanical operation of the auto light switch and does not indicate a problem with the watch Pago Pago Honolulu Anchorage Vancouver Los Angeles Edmonton Denver Mexico C...

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