World Time Mode; Alarm Mode; Time And Date Settings; Stopwatch Mode - Casio 1510 User Manual

WORLD TIME MODE

The World Time Mode shows the current time in 27 cities (29 time zones)
around the world, along with the current time in your home city (Home Time).
Entering the World Time Mode
1. In the Timekeeping Mode, press the M
Home Time
button twice to display Menu Screen 2.
WT
2.
GMT differential
press the E button to enter the World
City code
Time Mode.
• See "World Time Mode Timekeeping" for
A L
@
details about city codes, GMT differential,
and technical information about the World
Time Mode.
M I
• Pressing K or L in the World Time Mode
toggles the upper part of the screen between
E
GMT differential (time difference between
GMT and the displayed zone) and Home
Time in indicated city
Time differential (time difference between
your Home Time and the displayed zone).
Changing the World Time City
While in the World Time Mode, use the H and J buttons to scroll through the
available city codes.
• City codes scroll in the sequence shown in the "CITY CODE TABLE".
Daylight Saving Time (DST)
Hold down the E button for two seconds to toggle the displayed time zone
between Daylight Saving Time (Summer Time) and Standard Time. The indicator
DST on the display indicates that the zone is set for Daylight Saving Time.
• Daylight Saving Time automatically advances the time setting by one hour
from Standard Time.
• You can make individual Daylight Saving Time settings for each time zone.

ALARM MODE

You can use the Alarm Mode to set a Daily Alarm that sounds at the same
time each day, while turned on. You can also turn on an Hourly Time Signal
that causes the watch to beep twice every hour on the hour.
• The Daily alarm and Hourly Time Signal sound in accordance with the
Timekeeping Mode's Home Time.
Entering the Alarm Mode
1. In the Timekeeping Mode, press the M button twice to display Menu
Screen 2.
2. Press J to move the flashing to
display the currently set alarm time.
Setting the Daily Alarm Time
Use the following procedure to set the time that you want the Daily Alarm to
sound each day.
To set the Daily Alarm
1. In the Alarm Mode, hold down the A button
for two seconds until the hour digits of the
alarm time start to flash on the display.
Alarm on indicator
2. Use the K and L buttons to change the
Current time
hour setting.
• While 12-hour format is selected for the
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@
timekeeping, the letter P to the left of the
time indicates "pm". Nothing is indicated for
M I "am" times.
3. Use the H or J buttons to move the
flashing to the minutes digits.
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4. Use the K and L buttons to change the
Hourly Time Signal on indicator
minutes setting.
5. After the alarm time is the way you want it,
press the A button to return to the Daily
Alarm display screen.
Daily Alarm Operation
The alarm sounds at the preset time each day for about 20 seconds, or until
you stop it by pressing any button.
To test the alarm
Hold down the H button to sound the alarm.
Turning the Daily Alarm and Hourly Time Signal
On and Off
The Daily Alarm and Hourly Time Signal sound only while they are turned on.
is flashing on the menu screen, so
ALM
, and then press the E button to
To turn the Daily Alarm and Hourly Time Signal on and off
In the Alarm Mode, press the E button to cycle through the on and off
settings a shown below.
[Alarm ON Indicator / Hourly Time Signal ON Indicator]
Alarm On Alarm Off
Signal On Signal Off

STOPWATCH MODE

With the Stopwatch Mode, you can measure elapsed time, split times, and
two finishes. The range of the stopwatch is 23 hours, 59 minutes, 59.99
seconds.
Entering the Stopwatch Mode
1. In the Timekeeping Mode, press the M
Hour : Minutes
Seconds
button twice to display Menu Screen 2.
2. Press L to move the flashing to
1/100 second
and then press the E button.
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@
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E
Split/Reset key
Start/Stop key
Using the Stopwatch
The H and L buttons are used to control stopwatch operations as shown
below.
(a) Elapsed time measurement
L L L
Start Stop Re-start
(b) Split time measurement
H
L H
Start Split Split release
(c) Split time and 1st-2nd place times
L H L
Start Split Stop
First Second runner finishes.
runner Record time of first
finishes. runner.

TIME AND DATE SETTINGS

Use the procedures described in this section to set the time and date after the
battery is replaced.
Calibrating the Seconds Count
Use the following procedure to calibrate the seconds count on a time signal
from a radio, TV, or other source.
To calibrate the seconds count
1. In the Timekeeping Mode, hold down the
A button for two seconds, until the seconds
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@
digits start to flash on the display.
• The seconds digits are flashing because
they are selected .
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2. Press the K button to set the seconds
count to
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calibrating to sounds.
• Pressing K while the seconds count is in the range of 30 to 59 resets the
seconds to and adds 1 to the minutes. If the seconds count is in the
00
range of 00 to 29, the minutes count is unchanged.
3. Press the A button to return to the current time display.
Setting the Current Time
Use the following procedure to select a city as your Home Time City, and then
set its time and date. You can also specify whether you prefer to use 12-hour
or 24-hour timekeeping for all screens that show times.
Important!
Changing the city setting usually changes the time setting and sometimes
changes the date setting. Because of this, you should select your Home Time
City before setting the time and date.
1510-5
Alarm On Alarm Off
Signal Off Signal On
STW
,
L H
Stop Clear
L H
Stop Clear
H H
Split release Clear
Record time of
second
runner.
when the time signal you are
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