1. Introduktion
Welcome to the user manual for your Thomson RT850BT Bluetooth Speaker, FM Radio, and Alarm Clock. This guide provides detailed instructions on how to set up, operate, and maintain your device. Please read this manual thoroughly before use to ensure proper functionality and to maximize your experience with the RT850BT.
2. Sikkerhedsoplysninger
For at sikre sikker drift og forhindre skader, bedes du overholde følgende sikkerhedsforanstaltninger:
- Udsæt ikke enheden for regn, fugt eller ekstreme temperaturer.
- Undgå at placere enheden i nærheden af varmekilder eller i direkte sollys.
- Sørg for ordentlig ventilation; bloker ikke ventilationsåbninger.
- Brug kun den medfølgende strømadapter.
- Forsøg ikke at skille enheden ad eller ændre den. Overlad al service til kvalificeret personale.
- Hold enheden væk fra stærke magnetiske felter.
3. Pakkens indhold
Bekræft at alle varer er til stede i pakken:
- Thomson RT850BT Unit
- Strømadapter
- Brugermanual

Image: Thomson RT850BT packaging, illustrating the product and its key features.
4. Produktet er slutview
4.1 Frontpanel

Billede: Forside view of the Thomson RT850BT unit, showing the LCD display, speakers, and control buttons.
- LCD-skærm: Shows time, mode, and other information.
- /MODE Button: Power On/Off, switch between modes (Bluetooth, FM, AUX).
- /SLEEP/ZZ Knap: Set sleep timer, activate snooze.
- /MEM Button: Set alarm, save/recall radio stations.
- </PREV Button: Previous track (Bluetooth), tune down (FM).
- /SCAN Button: Play/Pause (Bluetooth), auto scan (FM).
- >/NEXT Button: Next track (Bluetooth), tune up (FM).
- VOLUME- Button: Sænk volumen.
- VOLUME+ Button: Øg volumen.
4.2 Bagpanel

Billede: Bagside view of the Thomson RT850BT, highlighting the power supply, Line In (AUX-IN), and USB-C charge output ports.
- Power Supply (DC IN 5V): Tilslut den medfølgende strømadapter.
- Line In (AUX-IN): 3.5 mm lydindgang til eksterne enheder.
- Charge Output (USB-C): USB Type-C port for charging external devices.
5. Opsætning
5.1 Strømtilslutning
- Connect the power adapter to the DC IN 5V port on the rear of the RT850BT.
- Sæt strømadapteren i en almindelig stikkontakt.
- The unit will power on automatically or enter standby mode.
5.2 Initial Power On and Clock Setting

Image: Close-up of the RT850BT's LCD display showing the time, 10:50 PM, and the 'PM' indicator.
- If the unit is in standby, press the /MODE knappen for at tænde den.
- For at indstille uret skal du trykke på og holde nede /MEM knappen, indtil tidsvisningen blinker.
- Brug </PREV og >/NEXT knapperne for at justere timetallet. Tryk på /MEM for at bekræfte.
- Brug </PREV og >/NEXT knapperne for at justere minuttallet. Tryk på /MEM for at bekræfte.
- Uret er nu indstillet.
6. Betjeningsvejledning
6.1 Bluetooth-tilstand

Image: Close-up of the RT850BT's LCD display indicating 'bt' for Bluetooth mode, along with the current time.
- Tryk på /MODE button repeatedly until 'bt' appears on the display. The unit is now in Bluetooth pairing mode.
- Aktiver Bluetooth på din mobilenhed, og søg efter tilgængelige enheder.
- Select 'RT850BT' from the list to pair. A confirmation tone will sound upon successful connection.
- You can now play audio from your device through the RT850BT.
- Brug / SCAN button to Play/Pause, and </PREV / >/NEXT knapper til at springe spor over.
- Juster lydstyrken ved hjælp af BIND- og LYDSTYRKE+ knapper.
6.2 FM-radiotilstand
- Tryk på /MODE button repeatedly until the FM frequency appears on the display.
- Automatisk scanning: Tryk og hold på / SCAN button to automatically scan and save available FM stations (up to 50 stations).
- Manuel indstilling: Tryk kort på </PREV or >/NEXT to fine-tune the frequency. Press and hold to scan for the next available station.
- Recall Saved Stations: Tryk kort på /MEM knappen for at bladre gennem gemte stationer.
6.3 Vækkeurfunktion
The RT850BT supports setting multiple alarms.
- I standbytilstand skal du trykke på og holde nede /MEM button until 'AL1' or 'AL2' flashes.
- Bruge </PREV og >/NEXT for at indstille alarmens time, og tryk derefter på /MEM for at bekræfte.
- Gentag i minutter.
- Select the alarm source (Buzzer or FM Radio) using </PREV og >/NEXT, og tryk derefter på /MEM.
- To activate/deactivate an alarm, briefly press the /MEM button in standby mode to cycle through alarm settings (AL1 ON/OFF, AL2 ON/OFF).
- Tryk på, når alarmen lyder /SLEEP/ZZ for snooze (alarm will sound again after 9 minutes) or press /MODE to turn off the alarm for the day.
6.4 AUX-IN-tilstand
- Connect an external audio device (e.g., MP3 player, smartphone) to the 'Line In' (AUX-IN) port on the rear panel using a 3.5mm audio cable (not included).
- Tryk på /MODE knappen gentagne gange, indtil 'AUX' vises på displayet.
- Audio from the connected device will now play through the RT850BT. Control playback from your external device.
6.5 Lysdæmperfunktion
The display brightness can be adjusted to three intensity levels.
- In any mode, briefly press the /SLEEP/ZZ button to cycle through the brightness levels.
6.6 Dvalefunktion
Set a timer for the unit to automatically turn off.
- Mens enheden er tændt, skal du trykke på /SLEEP/ZZ button repeatedly to select the desired sleep timer duration (e.g., 15, 30, 60, 90 minutes, OFF).
- The unit will automatically power off after the selected time.
6.7 USB-C opladningsport
The USB-C port on the rear panel is for charging external devices.
- Connect your compatible device's USB-C charging cable to the 'Charge output' port.
- Ensure the RT850BT is powered on or in standby mode for charging functionality.
7. Vedligeholdelse
To maintain the performance and appearance of your RT850BT:
- Rensning: Use a soft, dry cloth to clean the exterior. Do not use abrasive cleaners, waxes, or solvents.
- Opbevaring: Hvis enheden opbevares i længere tid, skal den tages ud af stikkontakten og opbevares et køligt og tørt sted.
- Ventilation: Sørg for, at ventilationsgitterne er fri for støv og blokeringer.
8. Fejlfinding
If you encounter issues with your RT850BT, refer to the following table for common problems and solutions:
| Problem | Mulig årsag | Løsning |
|---|---|---|
| Ingen strøm | Strømadapteren er ikke tilsluttet, eller der er en defekt stikkontakt. | Sørg for, at strømadapteren er korrekt tilsluttet, og at stikkontakten fungerer. |
| Ingen lyd | Volume too low, incorrect mode, or device not paired (Bluetooth). | Increase volume. Check if the correct mode (BT, FM, AUX) is selected. Re-pair Bluetooth device. |
| Bluetooth-parring mislykkes | Device too far, Bluetooth not enabled on source, or RT850BT not in pairing mode. | Ensure devices are within range. Enable Bluetooth on your device. Set RT850BT to 'bt' mode. |
| Dårlig FM -modtagelse | Svagt signal. | Adjust the unit's position to improve reception. |
| Alarmen lyder ikke | Alarmen er ikke aktiveret eller indstillet forkert. | Verify alarm settings and ensure it is set to ON. |
9. Specifikationer
- Model: RT850BT
- Bluetooth version: 5.3
- Radiotuner: FM (87.5-108 MHz)
- Stationshukommelse: 50 FM-stationer
- Lydindgang: AUX-IN (3.5 mm)
- Vise: LCD with 3-intensity dimmer
- Strømudgang: 30W Total Music Power
- Opladningsport: USB-C (for external devices)
- Strømkilde: Ledningsbaseret elektrisk (DC 5V)
- Vægt: 600 gram
10. Garanti og support
For warranty information and technical support, please refer to the documentation provided at the time of purchase or contact your local Thomson customer service. Keep your proof of purchase for warranty claims.





