1. Introduction
This manual provides detailed instructions for the installation, operation, and maintenance of your Alpine CDE-HD149BT Single-DIN Bluetooth Car Stereo. Please read this manual thoroughly to ensure proper use and to maximize the performance of your unit.
2. Product Overview
2.1 Key Features
- Single DIN Receiver Size
- Removable Faceplate for Security
- Peak Power: 50W x 4 Channels; RMS Power: 18W x 4 Channels
- 3 Pairs of Preamp RCA Outputs (Front, Rear, Subwoofer)
- 9-Band Parametric Equalizer
- LCD Text Display with White Color
- AM/FM Tuner (CEA-2006 Compliant) with 12 FM and 6 AM Presets
- Bluetooth Connectivity for Wireless Communication
- USB and Auxiliary Connectivity
- HD Radio and SiriusXM Ready (requires separate tuner)
- Compatible with iPhone 5 and various audio playback formats
2.2 Front Panel Controls

Figure 1: Front panel of the Alpine CDE-HD149BT car stereo, showing the main rotary encoder, display, source button, and various function buttons.
The front panel of the CDE-HD149BT features a clear LCD display and intuitive controls for easy operation. Key controls include:
- Rotary Encoder: Used for volume control, menu navigation, and selection. Pressing the encoder typically confirms a selection.
- SOURCE Button: Selects the audio input source (e.g., Tuner, CD, USB, Bluetooth Audio, Auxiliary).
- VOICE CTRL Button: Activates voice control functions on connected smartphones.
- SETUP/AUDIO Button: Accesses system settings and audio adjustment menus, including the 9-band parametric equalizer.
- TUNE/A.ME/Skip Buttons (<< / >>): Used for tuning radio stations, skipping tracks, or navigating menus.
- ABC SEARCH/BAND Button: Initiates alphabetical search in compatible sources or changes radio bands (FM1, FM2, FM3, AM).
- MUTE Button: Temporarily silences audio output.
- Preset Buttons (1-6): Store and recall radio stations or other functions depending on the source.
- USB Port: Located on the rear of the unit, accessible via an extension cable, for connecting USB devices or iPod/iPhone.
3. Setup and Installation
3.1 Installation Considerations
Installation of this unit requires technical knowledge and should ideally be performed by a qualified professional. Ensure the vehicle's battery is disconnected before beginning installation to prevent electrical shorts. Refer to the separate installation guide for detailed wiring diagrams and mounting instructions.
3.2 Initial Setup
- After installation, reconnect the vehicle battery.
- Turn on the vehicle's ignition to the ACC or ON position.
- The unit will power on. Follow any on-screen prompts for initial language and time settings.
- Adjust basic audio settings (Bass, Treble) via the AUDIO button and rotary encoder.
4. Operating Instructions
4.1 Basic Operations
- Power On/Off: Press the rotary encoder to turn the unit on. Press and hold to turn off.
- Volume Control: Rotate the rotary encoder to adjust the volume level.
- Source Selection: Press the SOURCE button to cycle through available audio sources (FM, AM, CD, USB, Bluetooth Audio, AUX).
4.2 Bluetooth Connectivity
The CDE-HD149BT supports Bluetooth for hands-free calling and audio streaming.
- Pairing:
- Ensure Bluetooth is enabled on your mobile device.
- On the CDE-HD149BT, navigate to the Bluetooth settings menu (usually via the AUDIO button).
- Select "Pairing" or "Device Search".
- On your mobile device, search for available Bluetooth devices and select "Alpine CDE-HD149BT".
- Confirm the pairing code if prompted.
- Hands-Free Calling: Use the VOICE CTRL button to answer/end calls or activate voice assistants.
- Audio Streaming: Select "Bluetooth Audio" as the source to stream music from your paired device. Use the skip buttons to change tracks.
4.3 HD Radio Operation
When tuned to an HD Radio station, the unit will automatically receive the digital broadcast, providing enhanced sound quality and additional program information.
- Select "Tuner" as the source.
- Tune to an FM or AM station. If an HD Radio broadcast is available, the "HD Radio" indicator will illuminate.
- Use the skip buttons to access HD2/HD3 sub-channels if available.
4.4 USB and iPod/iPhone Playback
Connect your USB storage device or iPod/iPhone to the USB port (located at the rear of the unit, typically routed to a convenient location in the vehicle).
- Select "USB" or "iPod" as the source.
- Use the rotary encoder and skip buttons to navigate through folders, artists, albums, or tracks.
- The display will show track information such as artist and song title.
4.5 SiriusXM Ready
The CDE-HD149BT is SiriusXM Ready. To access SiriusXM satellite radio, a separate SiriusXM Connect Vehicle Tuner and subscription are required. Once connected, select "SiriusXM" as the source and follow the tuner's activation instructions.
5. Maintenance
5.1 Cleaning the Unit
- Use a soft, dry cloth to wipe the front panel and display.
- Do not use abrasive cleaners, waxes, or solvents.
- For stubborn dirt, lightly dampen the cloth with water.
5.2 Removable Faceplate
The faceplate is removable for security. When removing or attaching, handle with care to avoid damage to the connectors.
6. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| No power | Blown fuse; incorrect wiring; vehicle ignition off. | Check vehicle fuses and unit wiring. Ensure ignition is on. |
| No sound | Volume too low; Mute activated; incorrect speaker wiring. | Increase volume. Deactivate Mute. Check speaker connections. |
| Bluetooth pairing fails | Device not in pairing mode; unit not discoverable; interference. | Ensure both devices are in pairing mode. Restart both devices. Move closer to the unit. |
| Bluetooth audio freezes/skips | Software glitch; device compatibility; signal interference. | Try changing the source and then returning to Bluetooth. Restart the unit and mobile device. Ensure the mobile device is close to the unit. Consider using a USB connection for stable playback if issues persist. |
| Poor radio reception | Antenna not connected; weak signal; antenna damage. | Check antenna connection. Try tuning to a stronger station. |
7. Specifications
- Receiver Size: Single DIN
- Peak Power: 50W x 4 Channels
- RMS Power: 18W x 4 Channels
- Preamp RCA Outputs: 3 Pairs (Front, Rear, Subwoofer)
- Equalizer: 9-Band Parametric
- Display: LCD Text, White Color
- CD Signal-to-Noise Ratio: 105 dB
- AM/FM Tuner: CEA-2006 Compliant
- FM Presets: 12
- AM Presets: 6
- Wireless Communication: Bluetooth
- Connectivity: Auxiliary, USB
- Compatible Devices: Smartphone (iPhone, Android), iPod, Personal Computer
- Product Dimensions: 9.06 x 3.94 x 10.63 inches
- Item Weight: 4.4 pounds
- Color: BLACK
8. Warranty and Support
Information regarding the manufacturer's warranty for the Alpine CDE-HD149BT is not provided in this document. For warranty details, please refer to the documentation included with your purchase or contact your retailer. For technical support, please visit the official Alpine website or contact their customer service department.
Note: The legal disclaimer provided with the product states that merchandise offered by "Sound Security Online" carries their warranty only and is not affiliated with Alpine. If purchased from this specific seller, their warranty terms apply.





