Casio DQ-643 User Manual
User’s guide dq-643
USER’S GUIDE DQ-643
1
SETTING THE TIME
1. Open the battery compartment cover. Press the
SET button (3
3
3
3
3)
to cycle through the setting screens as shown
below.
•
A sticker is affixed to the display of this clock when you purchase it. Be sure to remove the sticker before using
the clock.
•
Depending on the clock model, the configuration of your clock may differ somewhat from that shown in the
illustration.
Alarm Off
Alarm On
Day of the week
Current time
(Hour, minutes, seconds)
Snooze on indicator
Alarm time
Alarm on indicator
DATE (month - date)
PM indicator
Month and Day Setting Screen
Time Setting Screen
Normal Timekeeping Screen
Year Setting Screen
12-hour/24-hour Timekeeping Screen
2. While the screen you want is on the display, use the
Alarm Time Set buttons (2
2
2
2
2)
to change the digits that are
flashing.
•
Holding down
̅
or
̃
changes the flashing digits at high speed.
•
You can set the year in the range of 2000 to 2039. The day of the week is set automatically in accordance with
the date setting.
•
Pressing
̅
or
̃
while the Time Setting Screen is on the display causes the seconds count to be reset to 00.
•
Each press of
̅
or
̃
while the 12-hour/24-hour Timekeeping Screen is on the display toggles between
12-hour and 24-hour timekeeping.
3. After making the settings you want, use the
SET button (3
3
3
3
3)
to display the Normal Timekeeping Screen.
•
The clock automatically returns to the Normal Timekeeping Screen if you leave a setting screen on the display
for about three minutes without performing any operation.
Press
̅
to increase
the flashing digits.
Press
̃
to decrease
the flashing digits.
GENERAL GUIDE
1
1
1
1
1 Snooze/Light button
•
Press to turn on the backlight for three or four seconds.
•
Pressing this button while the alarm is sounding stops the alarm.
2
2
2
2
2 Alarm Time Set buttons
Use these buttons to set the alarm time or current time.
3
3
3
3
3 SET button
Use this button when setting the current time.
4
4
4
4
4 RESET button
Press to reset the clock after replacing batteries.
5
5
5
5
5 Alarm Switch
Use this switch to turn the alarm on and off, and to turn on the snooze alarm.