1. Introduktion
Welcome to the instruction manual for your TFA Dostmann Lumio Radio Alarm Clock, Model 60.2553.01. This guide provides essential information for setting up, operating, maintaining, and troubleshooting your new alarm clock. Please read these instructions carefully to ensure proper use and to maximize the lifespan of your device.
2. Sikkerhedsoplysninger
Overhold følgende sikkerhedsforanstaltninger for at forhindre skade eller personskade:
- Keep the device away from extreme temperatures, direct sunlight, moisture, and strong impacts.
- Nedsænk ikke enheden i vand.
- Forsøg ikke selv at skille enheden ad eller reparere den. Overlad al service til kvalificeret personale.
- Batteries can be fatal if swallowed. Keep batteries out of reach of small children.
- Oplad ikke ikke-genopladelige batterier.
- Bland ikke gamle og nye batterier eller forskellige typer batterier.
- Remove exhausted batteries from the device to prevent leakage and damage.
- Bortskaf batterier og enheden i henhold til lokale miljøforskrifter.
3. Pakkens indhold
Kontroller venligst, at alle komponenter er til stede:
- TFA Dostmann Lumio Radio Alarm Clock (Model 60.2553.01)
- Instruktionsmanual
Note: 3 x 1.5V AAA batteries are required and are not included in the package.
4. Produktet er slutview
Gør dig bekendt med hovedkomponenterne og betjeningselementerne på dit vækkeur.
4.1 Frontdisplay

Billede 4.1: Front view of the TFA Dostmann Lumio Radio Alarm Clock. The large digital display shows the current time (e.g., 13:24), with smaller indicators for alarm time (e.g., 6:15), date (e.g., 12/10), and indoor temperature (e.g., 21.8°C). A radio signal icon is visible, indicating radio-controlled time synchronization.
- Tidsvisning: Large digits show the current time.
- Alarmtid: Indicates the set alarm time.
- Datovisning: Shows the current month and day.
- Temperaturvisning: Shows the indoor temperature in Celsius or Fahrenheit.
- Radiosignalikon: Indicates successful reception of the radio time signal.
- SNOOZE/LIGHT-knap: Located on top, used to activate snooze or temporary backlight.
4.2 Rear Controls

Billede 4.2: Bag view of the TFA Dostmann Lumio Radio Alarm Clock. This image highlights the various control buttons and switches on the back panel, including those for setting time, date, alarm, and toggling the temperature unit and night sensor. The battery compartment is also visible.
- AL. ON/OFF Switch: Aktiverer eller deaktiverer alarmen.
- 12/24 knap: Toggles between 12-hour and 24-hour time format.
- MIN/DATE Button: Used to adjust minutes or the date during setting.
- TIME-knap: Used to adjust hours during setting.
- YEAR Button: Used to adjust the year during setting.
- MONTH Button: Used to adjust the month during setting.
- °C/°F kontakt: Selects Celsius or Fahrenheit for temperature display.
- ON/OFF SENSOR Switch: Activates or deactivates the automatic night light sensor.
- LOCK/AL.SET/DATE SET/TIME SET Slider: A multi-position slider for selecting the setting mode (Lock, Alarm Set, Date Set, Time Set).
- Batterirum: Located at the bottom rear for AAA batteries.
5. Opsætning
5.1 Batteriinstallation
- Åbn batteridækslet på bagsiden af vækkeuret.
- Insert three (3) new 1.5V AAA batteries, ensuring correct polarity (+ and -).
- Luk batterirummets dæksel forsvarligt.
5.2 Initial Power-On and Radio Time Synchronization
Upon inserting batteries, the clock will automatically begin searching for the radio time signal. This process may take several minutes. During this time, the radio signal icon on the display may flash.
- Place the clock near a window for better reception.
- Undgå at placere den i nærheden af elektroniske enheder, der kan forårsage interferens.
- Once the signal is received, the time will be set automatically, and the radio signal icon will appear solid.
Important Note on Time Zones: This radio alarm clock is designed to receive a specific radio time signal, which may be optimized for a European time zone (e.g., German time). If you are located in a different time zone, the clock will display the synchronized time, but you may need to manually adjust for your local time offset. Refer to section 6.1 for manual time setting.
6. Betjeningsvejledning
6.1 Manuel indstilling af tid og dato
If the radio signal is not available, or if you need to adjust for a different time zone, you can set the time and date manually.
- Slide the rear slider to the TIDSINDSTILLING position. The hour digits will flash.
- Tryk på TIME knappen for at justere timen.
- Tryk på MIN/DATO knappen for at justere minutterne.
- To set the date, slide the rear slider to the DATO SÆT position. The year digits will flash.
- Tryk på ÅR knappen for at justere året.
- Tryk på MÅNED knappen for at justere måneden.
- Tryk på MIN/DATO knappen for at justere dagen.
- Once all settings are complete, slide the rear slider back to the LÅSE position to save and exit.
Tryk på 12/24 knappen til at skifte mellem 12-timers (med AM/PM-indikator) og 24-timers tidsformater.
6.2 Indstilling af alarmen
- Slide the rear slider to the AL.SET position. The alarm hour digits will flash.
- Tryk på TIME knappen for at justere alarmtiden.
- Tryk på MIN/DATO knappen for at justere alarmens minutter.
- Once the alarm time is set, slide the rear slider back to the LÅSE position.
- For at aktivere alarmen skal du skubbe AL. ON/OFF skifte til ON position. An alarm icon will appear on the display.
- For at deaktivere alarmen skal du skubbe AL. ON/OFF skifte til SLUKKET position. The alarm icon will disappear.
6.3 Snooze -funktion
Når alarmen lyder, skal du trykke på den store SNOOZE / LYS button on top of the clock. The alarm will temporarily stop and sound again after a few minutes (typically 5-10 minutes). This can be repeated multiple times.
To stop the alarm completely, slide the AL. ON/OFF skifte til SLUKKET position, or wait for the alarm to automatically stop after its cycle.
6.4 Night Light and Backlight Function
The Lumio alarm clock features an automatic night light and a temporary backlight.
- Automatisk natlys: Skub til TIL/FRA-SENSOR switch on the back to ON. The display will emit a soft, dim backlight automatically in dark environments, allowing you to read the time without pressing any buttons. This light is designed to be subtle and not disturb sleep.
- Midlertidig baggrundsbelysning: Tryk på SNOOZE / LYS button on top of the clock at any time to activate a brighter backlight for a few seconds. This is useful for a quick, clear view of the display in any lighting condition.

Billede 6.4: The alarm clock positioned on a bedside table in a dimly lit room, demonstrating the automatic night light feature. The display is softly illuminated, making the time visible without being overly bright.
6.5 Temperaturvisning
The clock displays the indoor temperature. To switch between Celsius (°C) and Fahrenheit (°F), use the ° C / ° F switch on the back of the device.
7. Vedligeholdelse
7.1 Rengøring
Rengør enheden med en blød, damp klud. Brug ikke slibende rengøringsmidler eller opløsningsmidler, da disse kan beskadige displayet ellerasing.
7.2 Udskiftning af batteri
When the display becomes dim or the clock functions irregularly, it is time to replace the batteries. Follow the steps in section 5.1 for battery installation, ensuring to use fresh 1.5V AAA batteries.
8. Fejlfinding
Hvis du støder på problemer med dit vækkeur, kan du se følgende almindelige problemer og løsninger:
| Problem | Mulig årsag | Løsning |
|---|---|---|
| Clock not displaying time or display is dim. | Batterierne er lave eller forkert installeret. | Replace with fresh 1.5V AAA batteries, ensuring correct polarity. |
| Clock not receiving radio signal or time is incorrect. | Interference, poor reception, or time zone offset. | Move the clock to a location with better reception (e.g., near a window). Avoid electronic devices. If in a different time zone, manually adjust the time as per section 6.1. |
| Alarmen lyder ikke. | Alarmen er ikke aktiveret eller indstillet forkert. | Sørg for AL. ON/OFF kontakten er i ON position and the alarm time is correctly set (section 6.2). |
| Automatic night light not working. | Sensor is off or ambient light is too bright. | Sørg for TIL/FRA-SENSOR kontakten er i ON position. The feature only activates in sufficiently dark conditions. |
9. Specifikationer
| Mærke: | TFA Dostmann |
| Modelnummer: | 60.2553.01 |
| Skærmtype: | Digital LCD |
| Materiale: | Plast |
| Farve: | Black (with silver frame) |
| Dimensioner (L x B x H): | 138 x 48 x 79 mm (approx. 5.43" W x 1.89" D x 3.11" H) |
| Varens vægt: | 147 g (ca. 5.2 ounces) |
| Strømkilde: | 3 x 1.5V AAA-batterier (medfølger ikke) |
| Særlige funktioner: | Radio-controlled time, Alarm with Snooze, Indoor Temperature Display, Automatic Night Light (light sensor), Temporary Backlight. |
| Monteringstype: | Bordplade |
10. Garanti og support
TFA Dostmann products are manufactured with quality and precision. This product is covered by the manufacturer's warranty against defects in materials and workmanship. Please refer to the warranty card included with your purchase or contact your retailer for specific warranty terms and conditions.
For technical support or further assistance, please visit the official TFA Dostmann webwebstedet eller kontakt deres kundeserviceafdeling. Kontaktoplysninger kan typisk findes på producentens webwebstedet eller på produktemballagen.





