1. Introduzione
The Marantz CDR300 is a portable CD recorder designed for direct recording of audio, particularly spoken word, onto CD-R/RW media. This device combines the functionality of a professional portable recorder with the convenience of CD recording, allowing for immediate playback on standard CD players. Its robust design and versatile features make it suitable for various field recording applications.
2. Caratteristiche principali
- Registrazione diretta: Records directly to blank CD-R/RW discs.
- Minute Track Mode: Automatically marks each minute of spoken word as a separate track for easy navigation during playback.
- Portabilità: Transportable, tabletop operation with options for AC power or optional RPS300 battery system for up to four hours of recording.
- Integrated Audio Tools: Features a built-in microphone, internal speaker, microphone inputs (including XLR), Automatic Level Control (ALC), mic filtering, limiter, and programmable EQ for optimized stereo recording.
- Compatibilità CD-R/RW: Supports standard CD-R and CD-RW media.
3. Prodotto finitoview
3.1 Controlli del pannello frontale

Figura 1: Fronte view of the Marantz CDR300 with its remote control.
The front panel provides access to all primary recording and playback functions. Key controls include:
- Regolazioni audio: BASS, MID, TREBLE knobs for tone control.
- Impostazioni di registrazione: TEXT, PHANTOM (for external microphones), PROG, REPEAT, MENU/STORE buttons.
- Disc Operations: DISC MODE, SINGLE, A-B, CANCEL/DELETE buttons.
- Energia: POWER switch and STANDBY button.
- Display: LCD screen showing status, track information, and settings.
- Vassoio CD: Push ENTER button to open/close the CD tray.
- Recording/Finalizing: ERASE, FINALIZE, REC buttons.
- Controlli di trasporto: Play/Pause, Stop, Skip Forward/Backward buttons.
3.2 Collegamenti del pannello posteriore

Figure 2: Rear panel connections of the Marantz CDR300.
The rear panel houses various input and output connections for external audio devices and power:
- Uscite audio: MIX OUT (RCA), LINE OUT (RCA).
- Ingressi audio: LINE IN (RCA), AUX IN (RCA), DIGITAL IN (Coaxial/Optical).
- Porte di controllo: RC-5, EXT. INT. (External/Internal microphone selector), FOOT PEDAL input.
- Potenza in ingresso: DC IN (4-pin connector for optional RPS300 battery or external DC power), AC POWER ON/OFF switch.
3.3 Remote Control (RC300CDR)

Figure 3: The RC300CDR remote control unit.
The included remote control provides convenient access to most functions from a distance. It includes buttons for power, numerical input, text entry, display options, AMS (Automatic Music Search), repeat functions, track increment, and full transport controls (REC, Play/Pause, Stop, Skip).
4. Impostazione
4.1 Collegamento di alimentazione
- Connect the supplied AC power adapter to the AC POWER input on the rear panel and plug it into a standard wall outlet.
- Alternatively, for portable use, connect the optional RPS300 battery system to the 4-pin DC IN connector.
- Ensure the AC POWER ON/OFF switch on the rear panel is in the 'ON' position.
4.2 Caricamento di un disco
- Press the 'Push ENTER' button on the front panel to open the CD tray.
- Place a blank CD-R or CD-RW disc, label side up, into the tray.
- Press the 'Push ENTER' button again to close the tray. The display will show "READING DISC" then "READY" or "NO DISC" if no disc is detected or if the disc is incompatible.
4.3 Collegamenti audio
- Microfoni esterni: Connect professional microphones to the XLR inputs (if available, typically via an external mixer or pre-amp connected to Line In). Ensure PHANTOM power is enabled if required by your microphones.
- Dispositivi a livello di linea: Connect audio sources like mixers, preamplifiers, or other playback devices to the LINE IN (RCA) or AUX IN (RCA) ports.
- Fonti digitali: For digital audio input, connect compatible devices to the DIGITAL IN (Coaxial or Optical) port.
- Monitoraggio: Connect headphones to the headphone jack for private monitoring or connect external speakers to the LINE OUT (RCA) ports.
5. Istruzioni per l'uso
5.1 Registrazione di base
- Power on the unit and insert a blank CD-R or CD-RW disc.
- Select your desired input source (internal microphone, external microphone via LINE IN, or other line/digital inputs). Use the EXT. INT. switch on the rear panel for microphone selection.
- Adjust input levels using the ALC (Automatic Level Control) or manually set levels and apply mic filtering, limiter, or programmable EQ as needed via the menu.
- Premere il tasto RICORDA per iniziare la registrazione. L'indicatore REC si illuminerà.
- Per interrompere la registrazione, premere il pulsante FERMARE pulsante.
5.2 Minute Track Mode (for Spoken Word)
The "Minute Track Mode" is ideal for recording interviews, lectures, or meetings, as it automatically creates a new track marker every minute. This allows for quick navigation to specific points during playback.
- Before recording, activate "Minute Track Mode" through the unit's menu settings. Refer to the on-screen display for navigation.
- Proceed with recording as described in Section 5.1. The unit will automatically insert track markers every 60 seconds.
5.3 Riproduzione
- Insert a recorded CD into the tray.
- Premere il tasto RIPRODUCI/PAUSA pulsante per avviare la riproduzione.
- Use the Skip Forward/Backward buttons to navigate between tracks. If "Minute Track Mode" was used, these buttons will jump to the next or previous minute marker.
- Premere il tasto FERMARE pulsante per terminare la riproduzione.
5.4 Finalizzazione di un disco
After recording, a CD-R disc must be finalized to be playable on standard CD players. CD-RW discs do not always require finalizing for playback on the CDR300 itself, but it is recommended for universal compatibility.
- Ensure the disc contains all desired recordings.
- Premere il tasto FINALIZZARE pulsante sul pannello frontale.
- Follow the on-screen prompts to confirm the finalization process. This process is irreversible.
6. Manutenzione
- Pulizia: Utilizzare un panno morbido e asciutto per pulire l'esterno dell'unità. Non utilizzare detergenti liquidi o solventi.
- Manipolazione del disco: Maneggiare sempre i dischi tenendoli per i bordi. Conservarli nelle apposite custodie per evitare graffi e accumulo di polvere.
- Magazzinaggio: Conservare l'unità in un luogo fresco e asciutto, lontano dalla luce solare diretta e da temperature estreme.
7. Risoluzione Dei Problemi
This section addresses common issues you might encounter with the Marantz CDR300.
- "NO DISC" displayed:
- Ensure a disc is properly inserted, label side up.
- Verify the disc is a compatible CD-R or CD-RW.
- Clean the disc if it appears dirty or scratched.
- No recording audio:
- Controllare tutti i collegamenti dei cavi audio.
- Assicurarsi che sia selezionata la sorgente di input corretta.
- Verify input levels are not set too low or muted.
- If using external microphones, confirm phantom power is supplied if needed.
- Disc not playable on other devices after recording:
- Ensure the disc has been finalized (see Section 5.4).
- Some older CD players may not be compatible with CD-R/RW media.
- L'unità non si accende:
- Check AC power adapter connection and wall outlet.
- Verify the AC POWER ON/OFF switch on the rear panel is in the 'ON' position.
- If using battery power, ensure the battery is charged and properly connected.
8. Specifiche

Figure 4: Bottom label with model and power specifications.
- Modello: Codice CDR300
- Compatibilità del disco: CD-R, CD-RW
- Requisiti di alimentazione:
- AC: 120V, 60Hz, 0.35A
- DC: 13.2V, 2.0A (for optional RPS300 battery system)
- Ingressi: Line In (RCA), Aux In (RCA), Digital In (Coaxial/Optical), External Microphone (XLR via Line In), Foot Pedal.
- Risultati: Mix Out (RCA), Line Out (RCA), Headphone.
- Funzionalità integrate: Microphone, Speaker, Automatic Level Control (ALC), Mic Filtering, Limiter, Programmable EQ.
- Peso dell'articolo: Circa 21 libbre (9.5 kg)
- Data prima disponibilità: 2 ottobre 2001
9. Garanzia e supporto
For warranty information, technical support, and service inquiries regarding your Marantz CDR300 Portable CD Recorder, please refer to the official Marantz website or contact your authorized Marantz dealer. Keep your purchase receipt as proof of purchase for warranty claims.