Product Overview
The Metronic 477109 is a portable CD/MP3 player designed for versatile audio playback. It supports various media formats including CD, CD-R/RW, and MP3 files from CDs or USB drives. The device also features an FM radio tuner and a 3.5mm headphone output.

Figure 1: Metronic 477109 Portable CD/MP3 Player. This image displays the front view of the portable player, highlighting its pink and white color scheme, the CD compartment, and the control buttons.
Setup
1. Power Supply
The Metronic 477109 can be powered in two ways:
- AC Power: Connect the provided power cable to the AC input on the back of the unit and then to a standard wall outlet (230 Volts).
- Battery Power: For portable use, insert 6 x C-size batteries (not included) into the battery compartment located on the bottom of the unit. Ensure correct polarity (+/-) when inserting batteries.
2. Antenna Adjustment
For optimal FM radio reception, extend the telescopic antenna located on the back of the unit. Adjust its position and direction to achieve the clearest signal.
3. Initial Placement
Place the unit on a stable, flat surface. Ensure adequate ventilation around the device. Avoid placing it near heat sources or in direct sunlight.
Operating Instructions
1. Powering On/Off
Press the POWER button to turn the unit on or off. The LCD display will illuminate when the unit is on.
2. Mode Selection
Press the FUNCTION or MODE button repeatedly to cycle through available modes: CD, USB, and FM Radio. The selected mode will be indicated on the LCD display.
3. CD Playback
- Open the CD compartment door by gently pressing the OPEN/CLOSE button or lifting the lid.
- Place a CD (CD, CD-R/RW, or MP3 CD) onto the spindle with the label side facing up.
- Close the CD compartment door. The unit will read the disc, and the total number of tracks will appear on the display.
- Press the PLAY/PAUSE button to start playback.
- Use the SKIP FORWARD (⏭) and SKIP BACKWARD (⏮) buttons to navigate between tracks.
- Press the STOP button to end playback.
Special CD Functions:
- Repeat: Press the REPEAT button to repeat the current track or all tracks.
- Program: Allows you to program a specific order of tracks for playback. Refer to the detailed manual for programming steps.
- Random: Plays tracks in a random order.
- Intro: Plays the first 10 seconds of each track on the CD.
- ID3 Function: When playing MP3 CDs, the display shows information such as album name, artist, and track title.
4. USB Playback
- Insert a USB flash drive into the USB port on the front of the unit.
- Select USB mode using the FUNCTION or MODE button.
- The unit will automatically detect and begin playing MP3 files from the USB drive.
- Use the PLAY/PAUSE, SKIP FORWARD, SKIP BACKWARD, and STOP buttons as you would for CD playback.
- ID3 Function: The display will show information such as album name, artist, and track title for compatible MP3 files.
5. FM Radio Operation
- Select FM Radio mode using the FUNCTION or MODE button.
- Extend and adjust the telescopic antenna for best reception.
- Use the TUNING knob (or SEEK buttons if available) to tune to your desired FM station. The frequency will be shown on the LCD display.
6. Volume Control
Rotate the VOLUME knob to increase or decrease the audio output level.
7. Headphone Use
Connect 3.5mm headphones to the HEADPHONE jack on the unit for private listening. When headphones are connected, sound will be muted from the built-in speakers.
Maintenance
1. Cleaning the Unit
Wipe the exterior of the unit with a soft, dry cloth. Do not use abrasive cleaners, waxes, or solvents. Ensure the unit is unplugged from the power source before cleaning.
2. CD Care
Handle CDs by their edges. Keep them clean and free from scratches. Store CDs in their cases when not in use. Do not touch the playing surface of the disc.
3. Battery Replacement
If using battery power, replace all batteries when the unit's performance diminishes or when the battery indicator (if present) suggests low power. Always replace with new batteries of the same type and ensure correct polarity. Remove batteries if the unit will not be used for an extended period.
Troubleshooting
If you encounter issues with your Metronic 477109, please refer to the following common problems and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| No power | Power cable not connected; Batteries depleted or incorrectly inserted. | Ensure AC cable is securely plugged in. If using batteries, check battery level and polarity, replace if necessary. |
| No sound | Volume too low; Headphones connected; Incorrect mode selected. | Increase volume. Disconnect headphones. Verify correct mode (CD, USB, Radio). |
| CD not playing / Disc error | CD inserted incorrectly; Disc is dirty or scratched; Incompatible disc format. | Ensure CD is inserted label-side up. Clean the disc with a soft cloth. Try a different, known-good CD. |
| USB not recognized | USB drive not properly inserted; Incompatible file format (only MP3 supported); USB drive not formatted correctly. | Reinsert USB drive. Ensure files are in MP3 format. Try a different USB drive. |
| Poor radio reception | Antenna not extended or positioned correctly; Weak signal in the area. | Fully extend and adjust the telescopic antenna. Try moving the unit to a different location. |
Specifications
| Feature | Detail |
|---|---|
| Model Number | 477109 |
| Dimensions (L x W x H) | 26 x 30 x 15 cm |
| Weight | 1.9 Kilograms |
| Power Source | AC Cable (230V) or 6 x C-size Batteries |
| Speaker Type | Stereo (2 speakers) |
| Output Power | 6 Watts (Stereo) |
| Connectivity Technology | Auxiliary, USB |
| Compatible Devices | MP3 Player, Smartphone, Tablet |
| Interface | CD-R, CD-RW, USB, 3.5mm Headphone Jack |
| Supported Media | CD, CD-R/RW, MP3 (from CD or USB) |
| Display | LCD with ID3 function |
Warranty and Support
For assistance with installation or usage of your Metronic 477109, please contact the manufacturer directly.
- Manufacturer Support Line: 0892 350 315
Specific warranty details are not provided in this manual. Please refer to the documentation included with your purchase or contact Metronic customer service for warranty information.

