7
8
9
10
11
12
1
2
3
4
5
6
ALARM SET
ON
OFF
ALARM
Alarm Setting dial
Snooze/Light button
Alarm On/
off switch
BEFORE USING THE UNIT FOR THE FIRST TIME…
Analog timepiece battery
Digital timepiece batteries
1.Remove the battery compartment cover on the back of the unit.
2.Remove the insulating paper from between the batteries and contacts.
3.Replace the battery compartment cover.
SET
RESET
TIME DATE YEAR
_
SET
NORMAL
TIME DATE YEAR
_
SET
NORMAL
[ Back ]
SETTING THE DIGITAL TIME AND DATE
1.Slide the Selector to the position for the item you
want to set (TIME, DATE, YEAR). When you do,
the current setting of the corresponding item
appears on the digital display as a flashing
number(s).
2.Rotate the time setting dial to the left to increase
the flashing number(s). Rotate the dial to the
right to decrease the number(s). Rotating the
dial left or right as far as it goes changes the
number(s) at high speed.
• The time setting is changed minute-by-minute.The
hour setting is changed automatically whenever
a change in the minutes increases past 59 minutes
or decreases past 00 minutes.
• The seconds are not shown on the display, but
they are reset to “00” whenever you change the
minutes setting.
• The digital time is always displayed in 24-hour
format.
• The day setting is changed day-by-day.The month
setting is changed automatically whenever a
change in the date increases past the last day of
the month or decreases past 1.
• The year is normally not displayed for normal timekeeping, but it is used to
control the date shown on the digital display.
• The year can be set in a range from 1995 to 2039.
3.After you finish setting the time and date, slide the Selector to NORMAL.
• If you do not perform any operation for about one minute while a flashing
display is shown, the digital display automatically disappears. If this happens,
rotate the time setting dial to make it reappear.
Selector
Time setting dial
Increase Decrease
TCL-100
USING THE ALARM
The alarm of this clock features a Snooze Function, which lets you catch a few
more minutes sleep. For full details on how to use this function, see “To use
the alarm”.
To set the alarm
1. Rotate the alarm setting dial to make the current
alarm time setting appear on the digital display.
2.Rotate the alarm setting dial to the right to
increase the alarm time by one minute, or to the
left to decrease the alarm time by one minute.
Rotating the dial left or right as far as it goes
causes the setting to jump in 10-minute steps.
• The hour setting changes automatically whenever
a change in the minutes increases past 59 minutes
or decreases past 00 minutes.
• If you do not perform any operation for about 10
seconds while the flashing display is shown, the
digital display automatically disappears. If this
happens, rotate the alarm setting dial to make it
reappear.
Increase
Decrease
To switch the alarm on and off
Slide the Alarm On/Off switch to the ON position to
switch the alarm on, or to the OFF position to
switch it off.
• Whenever you switch the alarm on, the current
time and the alarm setting appear on the digital
display for about three seconds. The message
“OFF” appears when you switch the alarm off.
BATTETY REPLACEMENT
The analog timekeeping mechanism of this clock is
powered by a single AA size battery. The digital
timepiece is powered by two AA size batteries.
When replacing batteries, be sure to use only
CASIO brand or other approved batteries for best
results.
• If the hands of the analog timepiece stop moving
or if timekeeping is inaccurate, replace the analog
timepiece battery.
• If the digital display becomes dim or difficult to
read, or the display light fails, replace both of the
digital timepiece batteries.
Caution!
The alarm cannot be used while the digital timepiece
battery power is low.
[ Back ]
Analog timepiece
battery
SET
RESET
TIME DATE YEAR
_
SET
NORMAL
Reset button
Digital timepiece
batteries
GENERAL GUIDE
• The configuration of your clock may differ somewhat from that shown in the
illustration.
7
8
9
10
11
12
1
2
3
4
5
6
ALARM SET
ON
OFF
Reset
button
SET
RESET
TIME DATE YEAR
_
SET
NORMAL
[ Front ]
[ Back ]
Snooze/Light
button
Hour
hand
Analog
setting
dial
Minute hand
Second hand
Selector
Time
setting
dial
Alarm On/
off switch
Battery compartment cover
Alarm setting dial
• The display illuminates for about three seconds whenever you press the
Snooze/Light button. Also, the information shown on the digital display
changes in the following sequence each time you press the Snooze/Light
button.
First press Second press Third press
Current time Alarm setting Current date
ALARMTIME DATE
ALARMTIME DATE
ALARMTIME DATE
SETTING THE ANALOG TIME
1.Remove the battery compartment cover on the
back of the clock.
2.Remove the analog timepiece battery from the
battery compartment to stop operation of the
clock. If you plan to restart operation on a time
signal (from the radio or TV), remove the battery
just as the second hand is pointed to 12.
3.To change the analog time setting, rotate the Analog Setting Dial in the
direction indicated by the arrow marked on the dial.
[ Back ]
SET
RESET
TIME DATE YEAR
_
SET
NORMAL
Analog
setting dial
Analog timepiece battery
4.To resume operation of the clock, replace the analog timepiece battery into
the battery compartment.
5.Replace the battery compartment cover.
Note
Analog time is kept by a mechanical timepiece. Because of this, the second
hand may not start to move exactly when you reload the battery.
ON
OFF
ON
OFF
On
Off
TCL-100-1
1
2
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