1. Introducció
This manual provides detailed instructions for the setup, operation, and maintenance of your Memorex MD6451 Portable CD Player. Please read this manual thoroughly before using the device to ensure proper function and to maximize your listening experience. Keep this manual for future reference.
2. Contingut del paquet
Verifiqueu que tots els elements que s'enumeren a continuació siguin presents al vostre paquet:
- Memorex MD6451 Portable CD Player
- Auriculars estèreo
- Control remot en línia
- Power Cord (for DC jack)
3. Producte acabatview
The Memorex MD6451 is a portable CD player designed for personal audio playback. It supports standard audio CDs, CD-R, and CD-RW discs. Key features include 60-second skip protection, programmable CD memory, and a bass boost system for enhanced audio.

Figure 3.1: Memorex MD6451 Portable CD Player. This image displays the Memorex MD6451 Portable CD Player in its closed, black casing. The 'memorex' logo is centered on the top surface, and a circular window at the bottom shows the 'compact disc digital audio' emblem, indicating the disc tray area.
3.1. Controls i connexions
Familiarize yourself with the various controls and connection points on your CD player:
- Compartiment de CD: Per inserir CD d'àudio.
- Botó Reproduir/Pausa: Initiates or pauses disc playback.
- Botó d'aturada: Halts disc playback.
- Botons de cerca/saltar: Navigates between tracks or fast-forwards/rewinds within a track.
- Control de volum: Ajusta el nivell de sortida d'àudio.
- Interruptor d'augment de greus: Activa o desactiva la millora dels greus.
- Botó del programa: Used for programming track order.
- Botó de mode: Selects playback modes (e.g., repeat, random).
- Presa d'auriculars de 3.5 mm: Connects stereo earbuds or headphones.
- Port de sortida de línia: Connects to external audio systems (e.g., home stereo, car audio).
- Jack DC: For connecting the external power cord.
4. Configuració
4.1. Powering the CD Player
The Memorex MD6451 can be powered by batteries or an external power adapter.
- Instal·lació de la bateria: Open the battery compartment on the underside of the player. Insert two (2) AA-size batteries (not included), ensuring correct polarity (+/-). Close the compartment securely.
- Alimentació CA: Connect the provided power cord to the DC jack on the player and plug the other end into a standard electrical outlet.
4.2. Connecting Earbuds/Headphones
Insert the stereo earbuds or your preferred headphones into the 3.5mm headphone jack on the side of the player.
4.3. Inserció d'un CD
- Gently press the OPEN button or slide the latch to open the CD compartment lid.
- Place an audio CD (CD, CD-R, or CD-RW) onto the center spindle with the label side facing up.
- Premeu suaument el centre del disc fins que encaixi al seu lloc.
- Tanqueu fermament la tapa del compartiment del CD fins que encaixi.
5. Funcionament
5.1. Reproducció bàsica
- Ensure the player is powered and a CD is inserted.
- Premeu el botó REPRODUCCIÓ/PAUSA button to begin playback. The track number and elapsed time will display.
- Ajusteu el volum amb el control de volum.
- Per aturar la reproducció, premeu REPRODUCCIÓ/PAUSA botó de nou. Premeu-lo una vegada més per reprendre.
- Per aturar la reproducció, premeu el botó STOP botó.
5.2. Navigating Tracks
- Premeu el botó Saltar endavant botó (>>|) to advance to the next track.
- Premeu el botó SALTAR ENRERE botó (|<) once to restart the current track, or twice to go to the previous track.
- Mantén premut >>| to fast-forward within a track.
- Mantén premut |< to rewind within a track.
5.3. Programmable CD Memory
You can program the player to play tracks in a specific order.
- While the player is stopped, press the PROGRAMA button. The display will show "P01".
- Utilitza el Saltar endavant or SALTAR ENRERE buttons to select the desired first track.
- Premeu PROGRAMA again to confirm the selection. The display will show "P02".
- Repeat steps 2 and 3 to add more tracks to your program list.
- After programming all desired tracks, press the REPRODUCCIÓ/PAUSA button to start playback of the programmed sequence.
5.4. Bass Boost System
To enhance the bass frequencies, locate the INTENSIFICACIÓ DELS SONS MÉS GREUS switch on the player and slide it to the ON position. Slide it to OFF to disable the feature.
5.5. 60-Second Skip Protection
The player features a 60-second electronic skip protection system. This buffer stores audio data to prevent interruptions during minor shocks or vibrations. While effective, severe or prolonged movement may still cause playback to skip.
5.6. Using the Line Out Port
The Line Out port allows you to connect your MD6451 to an external audio system, such as a home stereo receiver or car audio input, using a standard 3.5mm audio cable (not included). This bypasses the player's internal amplifier and volume control, relying on the external system's controls for volume adjustment.
5.7. Using the In-line Remote Control
The included in-line remote control provides convenient access to basic playback functions without needing to access the player directly. Connect the remote to the headphone jack, then plug your earbuds into the remote's jack. The remote typically includes buttons for Play/Pause, Stop, and Skip/Search.
6. Manteniment
6.1. Neteja de la unitat
Wipe the exterior of the player with a soft, dry cloth. Do not use abrasive cleaners or solvents. For the optical lens inside the CD compartment, use a specialized CD lens cleaning kit if necessary, following its instructions carefully.
6.2. Cura de la bateria
- Remove batteries if the player will not be used for an extended period to prevent leakage.
- No barregeu piles velles i noves, o diferents tipus de piles.
- Eliminar les bateries usades de manera responsable d'acord amb la normativa local.
6.3. Cura del disc
Handle CDs by their edges. Clean discs with a soft, lint-free cloth, wiping from the center outwards. Avoid scratching the disc surface.
7. Solució De Problemes
If you encounter issues with your Memorex MD6451, refer to the following common problems and solutions:
| Problema | Causa possible | Solució |
|---|---|---|
| El reproductor no s'encén. | No batteries or dead batteries. Power cord not connected or faulty. | Insert fresh AA batteries with correct polarity. Ensure power cord is securely connected to both player and outlet. |
| Sense so. | Volume too low. Headphones not connected properly. Faulty headphones. | Increase volume. Ensure headphones are fully plugged into the 3.5mm jack. Test with different headphones. |
| Disc skips frequently. | Disc is dirty or scratched. Player is subjected to excessive movement. Batteries are low. | Clean the disc with a soft cloth. Ensure the player is on a stable surface. Replace with fresh batteries or use AC power. |
| El CD no es reprodueix. | Disc inserted incorrectly. Disc is not an audio CD (e.g., data CD). Disc is severely damaged. | Ensure disc is inserted label-side up and compartment is closed. Verify the disc is a standard audio CD, CD-R, or CD-RW. Try a different, known-good audio CD. |
8. Especificacions
| Característica | Detall |
|---|---|
| Número de model | MD6451 |
| Formats de disc compatibles | CD, CD-R, CD-RW |
| Skip Protection | 60 segons |
| Connectivitat | 3.5mm Headphone Jack, Line Out Port, DC Jack |
| Font d'alimentació | 2 x AA Batteries (not included), External DC Power (via power cord) |
| Dimensions (L x A x A) | 5 x 5 x 2 polzades (aproximadament) |
| Pes de l'article | 8.8 unces (aproximadament) |
| Característiques especials | Portable, Bass Boost System, Programmable CD Memory |
| Components inclosos | Stereo Earbuds, In-line Remote, Power Cord |
9. Garantia i Suport
For warranty information or technical support, please refer to the documentation included with your purchase or contact Memorex customer service directly. Keep your proof of purchase for warranty claims.
Nota: Els termes i condicions específics de la garantia poden variar segons la regió i el distribuïdor.





