1. Introduction
This manual provides essential instructions for the safe and efficient operation of your Sharp XL-B520D Micro Hi-Fi System. Please read it thoroughly before using the device and retain it for future reference.
Key Features:
- DAB+/DAB and FM radio with RDS and 40 station presets (20 FM/20 DAB).
- Bluetooth v5.0 for wireless audio streaming.
- CD player compatible with CD/CD-R/CD-RW/MP3 formats.
- USB playback for MP3 files (supports drives up to 64GB).
- 3.5mm auxiliary input for external analog stereo devices.
- Two-way speakers with plywood and laminated casing for enhanced sound.
- Equalizer with 9 custom settings for bass and treble adjustment.
- System languages: English, German, Spanish, French, Italian, Dutch, Polish.
2. Package Contents
Verify that all items listed below are included in your package:
- Main Unit (Micro Hi-Fi System)
- Speakers (2 units)
- Power Adapter
- Remote Control (including batteries)
- FM/DAB Antenna
- User Documentation

3. Setup
3.1 Speaker Connection
- Connect the speaker cables from each speaker to the corresponding speaker terminals on the rear of the main unit. Ensure correct polarity (red to red, black to black).
- Position the speakers for optimal stereo sound.
3.2 Antenna Connection
Connect the supplied FM/DAB antenna to the antenna input on the rear of the main unit. Extend the antenna fully for best reception.
3.3 Power Connection
- Connect the power adapter to the DC IN port on the main unit.
- Plug the power adapter into a suitable wall outlet.
3.4 Remote Control Battery Installation
Insert two AAA batteries into the remote control, observing the correct polarity markings (+/-).


4. Operating Instructions
4.1 Basic Controls
The main unit features a display, a volume knob, and several control buttons. The remote control provides full functionality.

4.2 Power On/Off
Press the POWER button on the main unit or remote control to turn the system on or off.
4.3 Source Selection
Press the SOURCE button repeatedly to cycle through available input modes: DAB, FM, Bluetooth, CD, USB, AUX.
4.4 Radio Operation (DAB+/DAB / FM)
- Select DAB or FM mode using the SOURCE button.
- In DAB mode, the system will automatically scan for available stations. Use the PREV/NEXT buttons to navigate through stations.
- In FM mode, press and hold PREV/NEXT to auto-scan for the next available station, or press briefly for manual tuning.
- To save a station preset, tune to the desired station, then press and hold the PRESET button until the display shows 'Preset Store'. Use PREV/NEXT to select a preset number, then press ENTER to confirm.
- To recall a preset, press the PRESET button briefly, then use PREV/NEXT to select the desired preset and press ENTER.
4.5 Bluetooth Streaming
- Select Bluetooth mode using the SOURCE button. The display will show 'Bluetooth Pairing'.
- On your mobile device, enable Bluetooth and search for 'SHARP XL-B520D'.
- Select the system from your device's Bluetooth list to pair. Once connected, the display will show 'Bluetooth Connected'.
- Play audio from your device. Use the system's controls or your device to adjust volume and track selection.

4.6 CD Playback
- Select CD mode using the SOURCE button.
- Gently insert a CD into the disc slot with the label side facing up. The disc will load automatically.
- Playback will begin automatically. Use PLAY/PAUSE, STOP, and PREV/NEXT buttons to control playback.
4.7 USB Playback
- Insert a USB flash drive (up to 64GB) containing MP3 files into the USB port on the front of the main unit.
- Select USB mode using the SOURCE button.
- Playback will begin automatically. Use PLAY/PAUSE, STOP, and PREV/NEXT buttons to control playback.
4.8 Auxiliary Input
Connect an external audio device (e.g., smartphone, MP3 player) to the 3.5mm AUX IN port on the front of the main unit using a 3.5mm audio cable. Select AUX mode using the SOURCE button. Control playback from your external device.
4.9 Sound Adjustment
Press the EQ button on the remote control to cycle through the 9 equalizer presets. Use the bass and treble controls (if available on remote) to fine-tune the sound.
4.10 System Language
Access the system settings menu (refer to the full user manual for detailed steps) to select your preferred language from English, German, Spanish, French, Italian, Dutch, or Polish.
5. Maintenance
5.1 Cleaning
- Always disconnect the power adapter before cleaning.
- Use a soft, dry cloth to clean the exterior surfaces of the main unit and speakers.
- Do not use abrasive cleaners, waxes, or solvents as they may damage the finish.
5.2 CD Player Care
To ensure optimal performance, keep the CD tray and lens clean. Avoid touching the lens. If a disc is dirty, wipe it with a soft, lint-free cloth from the center outwards.
5.3 Speaker Care
Avoid placing heavy objects on the speakers or exposing them to direct sunlight or extreme temperatures.
6. Troubleshooting
If you encounter issues with your Sharp XL-B520D, refer to the following common problems and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| No power | Power adapter not connected; power outlet faulty. | Ensure power adapter is securely connected and the outlet is functional. |
| No sound | Volume too low; speakers not connected; incorrect source selected. | Increase volume; check speaker connections; select the correct input source. |
| Poor radio reception | Antenna not extended or positioned correctly; local interference. | Extend and reposition the antenna; try moving the unit to a different location. |
| Bluetooth pairing fails | Device too far; Bluetooth not enabled on device; system not in pairing mode. | Ensure device is within range; enable Bluetooth on your device; select Bluetooth mode on the system. |
| CD/USB not playing | Disc dirty/scratched; unsupported file format; USB drive faulty. | Clean or replace disc; ensure MP3 format for USB; try a different USB drive. |
7. Specifications
| Feature | Detail |
|---|---|
| Model Number | XLB520DBK |
| Brand | Sharp |
| Channel Configuration | 2.0 Stereo |
| Color | Black |
| Product Dimensions (Main Unit) | Approximately 34D x 33W x 26H cm |
| Item Weight | 3.7 Kilograms |
| Control Method | Touch |
| Wireless Communication | Bluetooth v5.0 |
| Speaker Size | 18.5 Centimeters |
| Power Source | Electric Cable |
| Total USB Ports | 1 |
| Remote Control Batteries | 2 x AAA Alkaline |
| Max Speaker Output Power | 40 Watts |
| Connectivity Technology | Auxiliary, Bluetooth, USB |
8. Warranty and Support
8.1 Spare Parts Availability
Spare parts for the Sharp XL-B520D are available for a period of 1 year from the date of purchase.
8.2 Software Updates
Information regarding guaranteed software updates is not available at this time.
8.3 Customer Support
For further assistance, technical support, or warranty claims, please refer to the contact information provided in your product's original packaging or visit the official Sharp website for your region.





