TFA DCF-77 Bedienungsanleitung Seite 7

TFA_No. 60.2500 Anleitung
Radio controlled alarm clock with thermometer
• During night-time, the atmospheric disturbances are usually
less severe and reception is possible in most cases. A single
daily reception is adequate to keep the accuracy deviation
below 1 second.
• After the reception of the radio controlled time you can set
the alarm time (see 4.2 Alarm setting)
4. How to operate
4.1 Manual setting of clock and calendar
• Hold "TIME/SET" button in normal mode (time/temperature
display). The year digit is flashing. Press "+" or "-" buttons to
adjust year.
• Using "TIME/SET" button you can switch to month, day, hours,
minutes, day-of-week language and time zone setting adjust
with "+" or "-" buttons.
• Day-of-week language: English (EN), German (GE), Italian (IT),
French (FR), Spanish (SP), Dutch (DU), Swedish (SW).
• Time Zone Setting +/-12 hrs.: The time zone is used for coun-
tries where the DCF signal can be received but the time zone
is different from the German time (e.g. + 1=one hour later).
• Holding "+" or "-" buttons, you will enter fast mode.
• The instrument will quit the setting mode, if there is no but-
ton used within 30 seconds.
• Press "+" button in normal mode to choose 12 HR or 24 HR system.
4.2 Alarm setting
• Hold "AL 1" button and the hour digit is flashing. Using the
"+" and "-" buttons you can set the hour. Holding "+" or "-"
buttons, you will enter fast mode.
• Press "AL 1" button again and set minutes in the same way.
Holding "+" or "-" buttons, you will enter fast mode. Press
"AL 1" button to confirm the setting.
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29.07.2011 9:49 Uhr Seite 7
Radio controlled alarm clock with thermometer
• "O:FF" appears on the display. To activate the alarm function
press "AL 1" button again.
• Press "AL 1" button again to activate the Snooze-function.
appears on the display.
• If necessary adjust the second alarm time in the same way.
• Once the alarm starts to ring, the respective alarm symbol
or flashes and the backlight will light for 5 sec.. Press
the respective alarm button or the "SNOOZE/LIGHT" button
on the top to stop the alarm.
• Once the Snooze-function is activated, press the "SNOOZE/
LIGHT" button and the alarm sound will be interrupted for
4 minutes.
• To deactivate the alarm function press "AL 1" or "AL 2" but-
ton. O:FF appears in the display.
5. Backlight
• Press "SNOOZE/LIGHT" button. The backlight will light for
5 seconds.
6. Temperature display
• The temperature will be shown automatically in °C unit.
7. Battery replacement:
• Replace the batteries when the display becomes weak.
• Use alkaline batteries only. Observe correct polarity. Low
batteries should be changed soon to avoid the damage result-
ing from a leaking battery. Batteries contain harmful acids.
Wear protective glasses and gloves when handling with
leaked batteries.
Attention: Please do not dispose of old electronic devices and
empty batteries in household waste. To protect the environ-
ment, take them to your retail store or to appropriate collec-
tion sites according to national or local regulations.
appears on the display.
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