1. Inleiding
Bedankt voor uw aankoopasing the Caliber RMD212 USB/SD FM/AM Tuner Car Radio. This manual provides detailed instructions for the installation, operation, and maintenance of your new car radio. Please read this manual thoroughly before use to ensure proper functionality and to prevent damage.
The Caliber RMD212 is designed to provide high-quality audio entertainment in your vehicle, featuring FM/AM radio, USB and SD card playback, and an AUX input for external devices. It also includes a detachable front panel for security and an integrated ISO connector for simplified installation.
2. Veiligheidsinformatie
- Professionele installatie aanbevolen: For optimal performance and safety, it is recommended to have this unit installed by a qualified professional.
- Voeding: This unit is designed for a 12V DC negative ground electrical system. Ensure correct wiring to prevent short circuits or damage.
- Lont: Always replace the fuse with one of the correct rating (specified on the unit). Using an incorrect fuse can cause fire or damage.
- Volumeregeling: Keep the volume at a level where you can still hear outside traffic sounds. Excessive volume can be dangerous and cause hearing damage.
- Vocht: Do not expose the unit to moisture or water. This can cause electric shock or fire.
- Schoonmaak: Gebruik een zachte, droge doek voor het reinigen. Gebruik geen schurende reinigingsmiddelen of oplosmiddelen.
- Afneembaar paneel: Always detach the front panel when leaving the vehicle to deter theft.
3. Inhoud van het pakket
Het pakket moet de volgende items bevatten:
- Caliber RMD212 Car Radio Unit
- Afneembaar voorpaneel
- ISO Connector Wiring Harness
- Mounting Sleeve and Keys
- Gebruikershandleiding (dit document)
4. Product voorbijview
4.1 Voorpaneel
The front panel provides access to all primary controls and the display. It features a USB port, SD card slot, and an AUX input.

Afbeelding: Voorzijde view of the Caliber RMD212 car radio. This image shows the main display, the central control knob, and various function buttons for power, mode, track selection, and radio presets. The USB port and SD card slot are visible on the right side.

Afbeelding: Schuin view of the Caliber RMD212 car radio. This perspective highlights the depth of the unit and the mounting brackets on the side, along with the front panel's layout.
4.2 Achteraansluitingen
The rear of the unit houses the power, speaker, and antenna connections, as well as RCA outputs.

Afbeelding: Achterkant view of the Caliber RMD212 car radio. This image displays the integrated ISO connector for power and speaker wiring, the fuse holder, and the RCA output jacks for connecting to external ampverliezers.
5. Installatie en installatie
Proper installation is crucial for the performance and longevity of your car radio. If you are unsure about any steps, consult a professional installer.
5.1 Het apparaat monteren
- Insert the metal mounting sleeve into the dashboard opening.
- Bend the tabs on the sleeve outwards to secure it in place.
- Connect the wiring harness and antenna cable to the rear of the radio.
- Slide the radio into the mounting sleeve until it clicks into place.
5.2 bedradingsverbindingen
The RMD212 features an integrated ISO connector for simplified wiring. Connect the provided ISO wiring harness to your vehicle's corresponding ISO connectors. Ensure all connections are secure.
- gele draad: Constante 12V (accu)
- Rode draad: Geschakeld 12V (Ontsteking/ACC)
- Zwarte draad: Grond
- Blauwe draad: Voedingsantenne / Amplifier Afstandsbediening inschakelen
- Luidsprekerdraden: Connect to your vehicle's speakers (typically pairs of solid and striped wires for each speaker).
- RCA-uitgangen: Maak verbinding met een extern apparaat amplier indien gewenst.
Note: The unit is designed to retain memory and settings when the ignition is turned off, provided the yellow (constant 12V) wire is correctly connected.
6. Gebruiksaanwijzing
6.1 Basisfuncties
- Aan/uit: Druk op de PWR/MUTE button to turn the unit on or off. Press briefly to mute/unmute audio.
- Volumeregeling: Draai het middelpunt VOLUME knob to adjust the audio level.
- Modusselectie: Druk op de MOD/TA button to cycle through available sources: FM, AM, USB, SD, AUX.
6.2 Radiobediening (FM/AM)
- Band Selectie: Druk in de radiomodus op de BAND Knop om te schakelen tussen de FM1-, FM2-, FM3- en AM1-, AM2-banden.
- Automatische afstemming: Houd de ZOEKEN toetsen (<< or >>) om automatisch naar het volgende sterke station te zoeken.
- Handmatig afstemmen: Druk kort op de ZOEKEN Knoppen om de frequentie handmatig stap voor stap aan te passen.
- Voorinstellingen opslaan: Tune to a desired station, then press and hold one of the numeric preset buttons (1-6) until you hear a beep. The station is now stored.
- Voorinstellingen oproepen: Briefly press a numeric preset button (1-6) to recall a stored station.
6.3 USB/SD-weergave
- Media invoegen: Insert a USB drive into the USB port or an SD card into the SD card slot. The unit will automatically switch to USB/SD mode and begin playback of supported audio files (mp3).
- Afspelen/Pauzeren: Druk op de AFSPELEN/PAUZE knop.
- Track selectie: Druk op de << or >> knoppen om naar het vorige of volgende nummer te gaan.
- Snel vooruit-/terugspoelen: Houd de << or >> knoppen.
- Mapnavigatie: Gebruik de DIR- En DIR+ buttons to navigate between folders on the USB/SD media.
6.4 AUX-ingang
- Apparaat aansluiten: Connect an external audio device (e.g., smartphone, MP3 player) to the 3.5mm AUX input jack on the front panel using an audio cable.
- Selecteer de AUX-modus: Druk op de MOD/TA totdat "AUX" wordt weergegeven.
- Afspelen: Bedien de weergave rechtstreeks vanaf uw aangesloten externe apparaat.
6.5 Detachable Front Panel
- Removing the Panel: Druk op de UITGAVE button (usually located on the left side of the panel) and gently pull the panel away from the main unit.
- Attaching the Panel: Align the left side of the panel with the main unit's slot, then push the right side until it clicks securely into place.
7. Onderhoud
- Het apparaat schoonmaken: Use a soft, dry cloth to wipe the front panel and display. Do not use liquid cleaners, aerosols, or abrasive cloths, as they may damage the surface.
- Connectoren reinigen: Periodically check the USB port, SD card slot, and AUX input for dust or debris. Use a soft brush or compressed air to clean if necessary.
- Vervanging van zekering: If the unit does not power on, check the fuse located at the rear of the unit. Replace it with a fuse of the exact same rating (e.g., 10A). Never use a higher-rated fuse.
8. Probleemoplossing
| Probleem | Mogelijke oorzaak | Oplossing |
|---|---|---|
| Geen stroom | Doorgebrande zekering; Onjuiste bedrading; Losse stroomaansluiting | Check and replace fuse; Verify power and ground wiring; Ensure connections are secure. |
| Geen geluid | Volume te laag; Dempen ingeschakeld; Onjuiste luidsprekerbedrading; Amplifier not powered (if used) | Volume verhogen; Dempen uitschakelen; Luidsprekeraansluitingen controleren; Verifiëren ampkracht van de drager. |
| Radio-ontvangst is slecht | Antenne niet aangesloten; Beschadigde antenne; Gebied met zwak signaal | Ensure antenna is securely connected; Check antenna for damage; Try a different location. |
| USB/SD-kaart speelt niet af. | Niet ondersteund file formaat; Beschadigd medium; Onjuiste modus geselecteerd | Ervoor zorgen fileHet bestand is in MP3-formaat; probeer een andere USB-/SD-kaart; selecteer de USB/SD-modus. |
| Eenheid wordt heet | Poor ventilation; Overload on speaker outputs | Ensure adequate space around the unit; Check speaker impedance and wiring. |
9. Specificaties
- Merk: Kaliber
- Model: RMD212
- Vermogen: 4 x 75 Watt (max.)
- Ondersteunde audioformaten: MP3
- Connectiviteit: USB, SD Card, AUX (3.5mm), RCA Output
- Stemapparaat: FM/AM
- Hardware-interface: USB
- Compatibele apparaten: Sprekers
- Controletype: Jog-draaiknop
- Speciale kenmerken: Detachable Front Panel, Built-in ISO Connector, Memory Card Slot
- Afmetingen (pakket): Ongeveer 23.2 x 18.2 x 8.2 cm
- Gewicht (verpakking): Ongeveer 960 g
10. Garantie en ondersteuning
For warranty information and technical support, please refer to the warranty card included with your product or contact your local Caliber dealer or the manufacturer directly. Keep your proof of purchase for warranty claims.





