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Using The Alarm - Casio 3261 Operation Manual

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Operation Guide 3261 3281

Using the Alarm

You can set four one-time alarms and one snooze alarm.
Current time
Current time
When an alarm is turned on, the watch will beep for about
10 seconds each day when the time in the Timekeeping
Mode reaches the preset alarm time. This is true even if
the watch is not in the Timekeeping Mode.
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
Alarm time
Alarm time
(Hour : Minutes)
(Hour : Minutes)
to select the Alarm Mode (ALM) as shown on
page E-22.
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).
4. While a setting is flashing, use
(+) and
When setting the alarm time using the 12-hour format, take care to set the time
correctly as a.m. (no indicator) or p.m. (P indicator).
5. Press
to exit the setting screen.
To test the alarm
In the Alarm Mode, hold down
to sound the alarm.
To turn an alarm and the Hourly Time Signal on and off
1. In the Alarm Mode, use
to select an alarm or the Hourly Time Signal.
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
The auto light switch must be turned on (page E-86) for
it to operate.
To turn on illumination manually
in 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
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
illumination to turn on, whenever you position your
wrist as described below in any mode.
Moving the watch to a position that is parallel
to the ground and then tilting it towards you
more than 40 degrees causes illumination to
turn on.
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
In the Timekeeping Mode, hold down
Auto light switch
Auto light switch
seconds to toggle the auto light switch on (LT displayed)
on indicator
on indicator
and off (LT not displayed).
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 E-14).
Illumination Precautions
Frequent display illumination can run down the battery quickly and require
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 change it.
, the display will remain illuminated
More than
More than
Wear the watch on the
Wear the watch on the
outside of your wrist
outside of your wrist
for about three
When you enter the Alarm Mode, the screen you were viewing when you last exited
the mode appears first.
To set an alarm time
1. In the Alarm Mode, use
screens until the one whose time you want to set is
Alarm ON/OFF
Alarm ON/OFF
2. Hold down
the setting screen.
3. Press
to move the flashing between the hour and
minute settings.
2. When the alarm or the Hourly Time Signal you want is selected, press
on and off.
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.
Alarm on
Alarm on
Hourly time
Hourly time
The alarm on indicator flashes while the alarm is
signal on
signal on
The snooze alarm indicator (SNZ) flashes while the
snooze alarm is sounding and during the 5-minute
intervals between alarms.
To stop the alarm
Press any button.
The above operation turns on illumination regardless of the current auto light switch
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
starts to scroll on the display.
This is the setting screen.
2. Keep pressing
until LT1 or LT3 is displayed.
See step 3 under "To change the current time and date settings" (page E-29)
for information about how to scroll through setting screens.
3. Press
to 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
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.
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 electro-luminescent panel that provides illumination loses power after very long
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
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.
to scroll through the alarm
until the alarm time starts to flash. This is
to turn it
until SET starts to flash and the city name
to exit the setting screen.

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