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Casio Vintage LW-204 Operation Manual page 2

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Operation Guide 3294
The watch's built-in full automatic calendar automatically makes allowances for
different month lengths and leap years. Once you set the date, there should be
no reason to change it except after you have the watch's battery replaced.
With the 12-hour format, the PM indicator appears for times in the range of noon
to 11:59 p.m. and no indicator appears for times in the range of midnight to
11:59 a.m.
With the 24-hour format, times are displayed in the range of 0:00 to 23:59, with
the 24H indicator.
The 12-hour/24-hour timekeeping format you select in the Timekeeping Mode is
applied in all other modes.
E-10
Backlight Precautions
The backlight uses an LED (light-emitting diode) and a light guide panel that cause
the entire display to glow for easy reading in the dark.
In any mode, press B to illuminate the display for about two seconds.
The illumination provided by the backlight may be hard to see when viewed under
direct sunlight.
The backlight automatically stops illuminating whenever an alarm sounds.
Frequent use of the backlight shortens the battery life.
E-12
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 specifi c time, on the specifi c 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.
E-14
To set an alarm that does not include a day (Daily alarm, 1-Month alarm), set
for the day. Press D until the
mark appears (between the end of the month
and
) while the day setting is fl ashing.
When setting the alarm time using the 12-hour format, take care to set the time
correctly as a.m. or p.m. (PM indicator).
A to exit the setting screen.
4.
Press
To stop the alarm
Press any button to stop the alarm after it starts to sound.
E-16
Countdown Timer
The countdown timer can be set within a range of 1 second
Current time
to 24 hours. When the countdown reaches zero, an alarm
Mode indicator
sounds for 10 seconds or until you press any button.
You can also select auto-repeat, which automatically
restarts the countdown from the original value you set
whenever zero is reached.
Countdown timer functions are available in the
Countdown Timer Mode, which you enter by pressing
C (page E-7).
Hours
Seconds
Minutes
E-18
Backlight
When you switch the backlight function on, the backlight of the watch fl ashes
whenever Alarm, Hourly Time Signal or Countdown Timer is sounding.
Pressing B at any time illuminates the display, regardless of the backlight's
on/off setting.
To switch the backlight function on and off
In the Timekeeping Mode, hold down D 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.
The backlight function on indicator remains on the
display in all modes until you switch the backlight
function off.
The above operation controls operation of the backlight
Backlight function on
function only. It does not affect operation of audible
indicator
tones and signals.
Alarm
The multi-function alarm lets you specify the hour,
Alarm on indicator
minutes, month, and day for the alarm (page E-14). When
Mode indicator
the alarm is on, the alarm sounds for 20 seconds at the
preset time. When the Hourly Time Signal is on, the
Month
watch beeps every hour on the hour.
Day
The alarm and the Hourly Time Signal sound in all
modes.
An alarm setting (and an Hourly Time Signal setting)
is available in the Alarm Mode, which you enter by
pressing C (page E-6).
Hour
Minutes
Hourly Time Signal
on indicator
To set the alarm time
A. The hour digits of the alarm time will start to fl ash,
1.
In the Alarm Mode, press
which indicates the setting screen.
This operation automatically turns on the alarm.
C to move the fl ashing in the sequence shown below to select other
2.
Press
settings.
C
Hour
Minutes
C
D to increase it.
3.
While a setting is fl ashing, press
To set an alarm that does not include a month (Daily alarm, Monthly alarm), set
for the month. Press D until the
month setting is fl ashing.
To switch an alarm and Hourly Time Signal on and off
Press D while in the Alarm Mode to change the status of
Alarm on indicator
an alarm and Hourly Time Signal in the sequence shown
below.
Both off
D
Both on
Hourly Time Signal
on indicator
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.
To set the countdown start time
A. The hours digits of the countdown start
1.
In the Countdown Timer Mode, press
time will start to fl ash, which indicates the setting screen.
C to move the fl ashing in the sequence shown below to select other
2.
Press
settings.
C
Hours
Minutes
C
D to increase it.
3.
While a setting is fl ashing, press
To set the starting value of the countdown time to 24 hours, set 0:00' 00.
A to exit the setting screen.
4.
Press
E-11
E-13
C
C
Month
Day
mark appears (between
and ) while
E-15
D
Alarm only
D
Hourly Time Signal only
D
E-17
C
Seconds
E-19

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