PIONEER FH-S820DAB
Pioneer FH-S820DAB 2-DIN CD Tuner User Manual
Model: FH-S820DAB
1. Introduction
This manual provides essential information for the proper installation, operation, and maintenance of your Pioneer FH-S820DAB 2-DIN CD Tuner. Please read this manual thoroughly before using the product to ensure correct usage and to prevent damage.
The FH-S820DAB is a versatile 2-DIN car audio system featuring DAB/DAB+ digital radio, Bluetooth connectivity for hands-free calling and audio streaming, USB input, Spotify integration, and compatibility with the Pioneer Smart Sync App for enhanced smartphone control.

Figure 1: Front view of the Pioneer FH-S820DAB unit.
2. Package Contents
Verify that all items listed below are included in your package:
- Headunit (Pioneer FH-S820DAB)
- Wiring Harness
- Instruction Manuals
- Release Keys
- Bluetooth Microphone Kit
- Fitting Cage
- Fitting Trim Surround

Figure 2: Included wiring harness and Bluetooth microphone.
3. Setup and Installation
Professional installation is recommended for optimal performance and safety. Incorrect installation may lead to malfunction or damage to the unit or vehicle.
3.1. General Installation Guidelines
- Ensure the vehicle's battery is disconnected before starting installation.
- Mount the unit securely in a 2-DIN opening using the provided fitting cage and trim surround.
- Connect the wiring harness according to your vehicle's wiring diagram and the unit's specific connections.
- Install the external Bluetooth microphone in a suitable location, such as on the sun visor or near the rearview mirror, ensuring it is clear of obstructions for optimal voice pickup.
- A separate DAB antenna is required for DAB/DAB+ functionality (not included). Connect it to the designated DAB antenna input.
3.2. Initial Power On
After installation, reconnect the vehicle battery. The unit should power on. Follow any on-screen prompts for initial setup, such as language selection or clock setting.
4. Operating Instructions
4.1. Basic Controls
- Power On/Off: Press the SRC/OFF button.
- Volume Control: Use the rotary knob.
- Source Selection: Press the SRC/OFF button repeatedly to cycle through available sources (DAB, FM, AM, CD, USB, Bluetooth Audio, AUX).
- Display: The multi-color display shows current source, track information, time, and other relevant data. Illumination colors can be customized.
4.2. Bluetooth Connectivity
The FH-S820DAB supports hands-free calling and audio streaming via Bluetooth.
- Pairing: On your smartphone, search for Bluetooth devices and select "FH-S820DAB". Confirm the pairing code if prompted.
- Hands-Free Calling: Once paired, you can make and receive calls directly through the unit. Use the microphone for clear communication.
- Audio Streaming: Play music from your smartphone, and the audio will stream wirelessly to the unit.
- Dual Phone Connection: The unit can connect to two Bluetooth phones simultaneously.
4.3. DAB/DAB+ Digital Radio
Enjoy clear digital radio broadcasts with the built-in DAB/DAB+ tuner.
- Press the DAB button to switch to DAB mode.
- The unit will automatically scan for available DAB stations.
- Use the arrow buttons to navigate through stations.
- Time Shift Function: This feature allows you to pause, rewind, and resume live DAB broadcasts.
4.4. USB and CD Playback
- USB: Connect a USB device to the front USB port to play audio files (MP3, WMA, WAV, FLAC, AAC).
- CD: Insert an audio CD into the CD slot for playback of MP3, WMA, WAV, and AAC files.
4.5. Spotify and Pioneer Smart Sync App
Enhance your experience by connecting your smartphone.
- Spotify: Connect your iPhone or Android device via Bluetooth to safely control Spotify (Free and Premium users) directly from the unit.
- Pioneer Smart Sync App: Download the Pioneer Smart Sync app to your smartphone for advanced control and integration. The app allows you to access navigation, messaging, and music apps through the receiver.
Download Pioneer Smart Sync for iOS

Figure 3: Pioneer Smart Sync App integration details.
5. Maintenance
- Cleaning the Unit: Use a soft, dry cloth to wipe the display and control panel. Avoid abrasive cleaners or solvents.
- CD Slot: Keep the CD slot free from dust and debris. Do not insert foreign objects.
- USB Port: Ensure the USB port is clean and dry before inserting a USB device.
6. Troubleshooting
If you experience issues with your FH-S820DAB, refer to the following common problems and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| No power | Incorrect wiring; Blown fuse | Check wiring connections; Replace fuse if necessary (consult a professional). |
| No sound | Volume too low; Mute activated; Speaker wiring issue | Increase volume; Deactivate mute; Check speaker connections. |
| Bluetooth not connecting | Device not in pairing mode; Unit not discoverable | Ensure Bluetooth is enabled on both devices and in pairing mode. Delete previous pairings and try again. |
| DAB reception poor | Weak signal; Antenna issue | Ensure DAB antenna is correctly installed and positioned. Check signal strength in your area. |
For more detailed troubleshooting, refer to the full instruction manual or contact Pioneer customer support.
7. Specifications
| Feature | Specification |
|---|---|
| Model Name | FH-S820DAB |
| Type | 2-DIN CD Tuner |
| Audio Output Power | MOSFET 50 W x 4 |
| Tuner Technology | DAB/DAB+, FM, AM |
| Bluetooth | Built-in (Hands-free calling, Audio streaming, Dual phone connection) |
| USB Input | Front USB (iPod/Android Control, Quick Charge for Android) |
| AUX Input | Front AUX |
| CD Player | Yes |
| Compatible Media Types | CD, USB (MP3, WMA, WAV, FLAC, AAC) |
| Equalizer | 13-band Graphic Equalizer |
| Pre-Outs | 3 RCA (Front, Rear, Subwoofer) |
| Display | 3-line Multi-color VA LCD |
| Dimensions (W x H x D) | 18 x 11.8 x 16.5 cm (approximate) |
| Weight | 2 kg (approximate) |
| Special Features | Pioneer Smart Sync App, Spotify Control, Time Alignment, Advanced Sound Retriever, Multi Color Illumination, Steering Wheel Control Ready |
8. Warranty and Support
Pioneer products are manufactured to high-quality standards. For warranty information, please refer to the warranty card included with your product or visit the official Pioneer website for details specific to your region.
For technical support, service, or inquiries, please contact your authorized Pioneer dealer or visit the Pioneer support website.
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