Introduction
This manual provides detailed instructions for the installation, operation, maintenance, and troubleshooting of your BOSS Audio Systems BV9351B in-dash receiver. Please read this manual thoroughly before using the product to ensure proper operation and to prevent damage.
The BOSS Audio Systems BV9351B is a versatile in-dash multimedia receiver featuring a 6.2-inch touchscreen, CD/DVD player, Bluetooth connectivity for hands-free calling and audio streaming, USB and SD card inputs, AM/FM tuner, and various audio/video outputs.
Safety Information
Important Safety Precautions:
- Do not operate the unit in a manner that distracts you from driving. Always prioritize road safety.
- Ensure proper ventilation around the unit to prevent overheating.
- Avoid exposing the unit to moisture or extreme temperatures.
- This product contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm.
- For detailed wiring and installation, it is recommended to consult a professional installer.
What's in the Box
Upon opening the package, verify that all items are present and in good condition:
- BOSS Audio Systems BV9351B In-Dash Receiver
- Wireless Remote Control
- Mounting Hardware
- Wiring Harness

Image: Contents of the BOSS Audio Systems BV9351B package, showing the main unit, wireless remote, wiring harness, and mounting brackets.
Setup
1. Installation
The BV9351B is designed for standard double-DIN openings. Professional installation is highly recommended due to the complexity of vehicle wiring and dashboard disassembly.
- Mounting: Secure the unit using the provided mounting hardware. Ensure it is firmly in place to prevent vibration.
- Wiring: Connect the wiring harness to your vehicle's electrical system. This includes power (constant and accessory), ground, speaker outputs, and any auxiliary inputs/outputs.
- Antenna: Connect your vehicle's antenna cable to the unit.
- Optional Connections: If applicable, connect a rear view camera, steering wheel controls (requires an adapter, not included), and external amplifiers via the pre-amp outputs.

Image: Dimensional diagram of the BV9351B unit, illustrating its physical size for installation planning.
2. Initial Power-On
After installation, turn on your vehicle's ignition. The unit should power on automatically. Follow any on-screen prompts for initial setup, such as language selection or clock setting.
Operating Instructions
1. Basic Controls

Image: The main unit of the BV9351B, showing the touchscreen interface and physical controls.
- Power/Volume Knob: Press to turn the unit on/off. Rotate to adjust volume.
- MODE Button: Press to cycle through available audio sources (Radio, Disc, USB, SD, Bluetooth, AUX).
- BAND Button: In Radio mode, press to switch between FM1, FM2, FM3, AM1, AM2 bands.
- MENU Button: Access the main menu or settings.
- Touchscreen Interface: Navigate through functions and settings by touching the icons on the display.
2. Audio Playback
The BV9351B supports various audio sources:
- Bluetooth Audio Streaming: Pair your smartphone or other Bluetooth-enabled device to stream music wirelessly. Access the 'Streaming' icon on the main menu.

Image: Illustrates the wireless audio streaming capability of the BV9351B, allowing playback from smartphones and apps.
- CD/DVD: Insert a disc into the slot. The unit will automatically switch to Disc mode and begin playback.
- USB/SD: Insert a USB drive or SD card into the respective slots. The unit will detect the media and display playable files.
- AM/FM Radio: Select 'Tuner' from the main menu. Use the on-screen controls to scan for stations, manually tune, or select presets. The unit features a switchable tuner.
- AUX Input: Connect external audio devices via the 3.5mm AUX input jack.
3. Hands-Free Calling
Utilize the built-in Bluetooth for hands-free communication:
- Pairing: Enable Bluetooth on your phone and search for 'BOSS Audio BV9351B'. Select to pair.
- Making/Receiving Calls: Use the 'Phone' icon on the touchscreen to dial numbers, access contacts, or answer incoming calls.

Image: Demonstrates the hands-free calling feature, allowing users to make and receive calls via Bluetooth.
4. Camera Input
The unit supports a rear camera input for enhanced safety when reversing.

Image: Icon indicating the camera input feature.
5. Audio Settings
Adjust the sound to your preference using the built-in equalizer and balance/fader controls.

Image: Icon indicating the built-in equalizer feature.
6. Additional Features
- Steering Wheel Control Ready: Connect to your vehicle's steering wheel controls (adapter sold separately) for convenient operation.

Image: Icon indicating compatibility with steering wheel controls.
- Pre-Amp Output: Connect external amplifiers for enhanced audio performance.

Image: Icon indicating pre-amp output connections.
- Wireless Remote Control: Operate the unit conveniently from a distance.

Image: Icon indicating the inclusion of a wireless remote control.
- Video Output: Connect to external monitors for video playback.

Image: Icon indicating video output capabilities.
Maintenance
- Cleaning the Unit: Use a soft, dry cloth to wipe the unit's exterior. For stubborn stains, dampen the cloth with water. Never use harsh chemicals or abrasive cleaners.
- Cleaning the Disc Slot: Avoid inserting foreign objects into the disc slot. If a disc gets stuck, refer to the troubleshooting section or contact support.
- Battery Replacement (Remote Control): The remote control requires 1 CR2 battery. Replace when the remote's functionality diminishes.
Troubleshooting
If you encounter issues with your BV9351B, refer to the following common problems and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| No Power | Blown fuse; incorrect wiring; vehicle ignition off. | Check vehicle fuses and unit's fuse. Verify power and ground connections. Ensure vehicle ignition is on. |
| No Sound | Volume too low; mute activated; incorrect speaker wiring; amplifier issue. | Increase volume. Deactivate mute. Check speaker connections. Verify external amplifier (if used) is powered and connected correctly. |
| Bluetooth Pairing Failure | Bluetooth not enabled on phone; unit not in pairing mode; interference. | Ensure phone's Bluetooth is on and discoverable. Select 'Phone' or 'Bluetooth' mode on the unit. Move closer to the unit. Restart both devices. |
| Touchscreen Unresponsive/Lagging | Software glitch; temporary freeze. | Perform a soft reset (consult manual for specific reset button location, usually a small pinhole). If persistent, contact support. |
| Disc Playback Issues | Dirty or scratched disc; incorrect disc format. | Clean the disc. Try a different disc. Ensure the disc format is supported (CD-R/RW, DVD-R/RW). |
| Poor Radio Reception | Antenna not connected; weak signal area; antenna issue. | Ensure antenna is securely connected. Try tuning to a stronger station. Check antenna for damage. |
If the problem persists after attempting these solutions, please contact BOSS Audio Systems customer support.
Specifications
| Feature | Specification |
|---|---|
| Product Dimensions | 6.5 x 7 x 4 inches |
| Item Weight | 4.49 pounds |
| Model Number | BV9351B |
| Batteries Required | 1 CR2 (for remote) |
| Connectivity Technology | Bluetooth, USB |
| Controller Type | Android (compatible) |
| Special Feature | Built-In Bluetooth |
| Compatible Devices | iPhone, iOS, Android |
| Connector Type | USB, 3.5mm Jack |
| Audio Encoding | Stereo |
| Audio Output Mode | Stereo |
| Video Encoding | H.264 |
| Color | Black |
| Max Power Output | 80 Watts x 4 |
Warranty and Support
Your BOSS Audio Systems BV9351B comes with a 3 Year Platinum Online Dealer Warranty. Please retain your proof of purchase for warranty claims.
For technical support, warranty service, or additional information, please visit the official BOSS Audio Systems website or contact their customer service department. You can often find FAQs, updated manuals, and contact details on their support pages.
Online Resources:
- BOSS Audio Systems Official Website: www.bossaudio.com