Introducció
This manual provides detailed instructions for the installation, operation, and maintenance of your Alpine UTE-73BT Digital Media Receiver, Alpine 43CSS654 6.5-inch Component Speakers, and Alpine 43CSC6934 6x9-inch Tri-Axial Speakers. Please read this manual thoroughly before use to ensure proper functionality and to prevent damage.
Configuració i instal·lació
Una instal·lació correcta és crucial per a un rendiment òptim. Es recomana que la instal·lació la realitzi un professional qualificat.
Alpine UTE-73BT Digital Media Receiver Installation
The UTE-73BT is a mech-less (no CD) receiver designed for digital media playback. Ensure the vehicle's battery is disconnected before beginning installation.
- Cablejat: Connect the power, ground, accessory, and speaker wires according to the wiring diagram provided with the unit. Ensure all connections are secure and properly insulated.
- Muntatge: Install the receiver into the vehicle's dashboard using the supplied mounting hardware. Ensure it is securely fastened.

Imatge: Frontal view of the Alpine UTE-73BT Digital Media Receiver, showing its display, control knob, and buttons.
Alpine 43CSS654 6.5-inch Component Speakers Installation
This component system includes 6.5-inch woofers and 0.75-inch tweeters. Install the woofers and tweeters in appropriate locations within the vehicle, ensuring proper clearance and secure mounting.
- Muntatge del woofer: Secure the 6.5-inch woofers in designated speaker locations. Ensure the mounting hole diameter is appropriate (approximately 4 13/16 inches [123mm]).
- Muntatge del tweeter: Install the 0.75-inch tweeters in a location that provides optimal sound imaging, typically near the woofers or on the dashboard.
- Connexió creuada: Connect the woofers and tweeters to the passive crossovers included with the component system, then connect the crossovers to the amplifier or receiver outputs.

Image: A pair of Alpine 43CSS654 6.5-inch component speakers, one shown with its protective grille and the other without, revealing the cone and tweeter.
Alpine 43CSC6934 6x9-inch Tri-Axial Speakers Installation
These 6x9-inch speakers are designed for full-range audio reproduction. Install them in suitable locations, typically in the rear deck or door panels.
- Muntatge: Secure the 6x9-inch speakers in designated speaker locations. Ensure the mounting hole diameter is appropriate (approximately 5 5/8 x 8 7/16 inches [143x215mm]).
- Cablejat: Connecteu els cables dels altaveus directament al amplifier or receiver outputs, observing correct polarity.

Image: A single Alpine 43CSC6934 6x9-inch tri-axial speaker shown with its protective grille.
Instruccions de funcionament
Alpine UTE-73BT Receiver Operation
- Encès/apagat: Press the SOURCE button to turn the unit on. Press and hold to turn off.
- Control de volum: Gireu el botó central gran per ajustar el nivell de volum.
- Selecció de la font: Press the SOURCE button repeatedly to cycle through available audio sources (FM/AM, Bluetooth Audio, USB, AUX).
- Emparellament Bluetooth: To pair a new device, navigate to the Bluetooth menu. Enable Bluetooth on your mobile device and select 'UTE-73BT' from the list of available devices.
- Reproducció USB: Insert a USB drive containing FLAC/MP3/WMA audio files into the front USB port. The unit will automatically switch to USB source and begin playback.
- Pandora Music: Connect your iPhone or Android phone via USB or Bluetooth to access Pandora music streaming.
- Configuració d'àudio: Access the audio menu to adjust the 3-band parametric EQ, high-pass filter, and low-pass filter settings for optimal sound.
Funcionament dels altaveus
Once installed and connected to the receiver, the speakers will reproduce audio from the selected source. Ensure the receiver's output levels are set appropriately to prevent speaker damage.
Manteniment
- Cleaning the Receiver: Use a soft, dry cloth to wipe the front panel of the UTE-73BT. Avoid abrasive cleaners or solvents.
- Atenció a l'altaveu: Keep speakers free from dust and debris. Do not apply excessive pressure to the speaker cones.
- General: Assegureu-vos que totes les connexions estiguin ben fixades. Comproveu periòdicament el cablejat per detectar qualsevol signe de desgast o dany.
Resolució de problemes
Si teniu problemes, consulteu els següents problemes i solucions habituals:
| Problema | Causa possible | Solució |
|---|---|---|
| Sense energia al receptor | Fusible fundit, cablejat incorrecte, connexió fluixa | Check vehicle's fuse box and receiver's fuse. Verify power and ground connections. |
| No hi ha so dels altaveus | Incorrect speaker wiring, volume too low, mute function active, incorrect source selected | Check speaker connections and polarity. Increase volume. Disable mute. Select correct audio source. |
| Error de vinculació de Bluetooth | Device not in pairing mode, interference, incorrect password | Ensure both devices are in pairing mode. Move closer to the receiver. Re-enter pairing code if prompted. |
| Àudio distorsionat | Volume too high, incorrect EQ settings, damaged speaker, poor wiring | Reduce volume. Adjust EQ settings. Inspect speakers for damage. Check speaker wiring. |
If problems persist after attempting these solutions, consult a qualified car audio technician.
Especificacions
Alpine UTE-73BT Digital Media Receiver
- Connectivitat: Bluetooth, USB, presa de 3.5 mm
- Àudio File Compatibilitat: FLAC, MP3, WMA (via USB)
- Ampmés viu: Built-in 18W x 4 (CEA-2006 rating)
- Pre-sortides: Three (2V)
- DAC: 24 bits
- EQ: 3-band parametric
- Crossover: High pass/Low pass
- Visualització: 1-line, high-contrast LCD with RGB illumination
- Característiques especials: Made for iPod/iPhone, Android AOA 2.0, Pandora Music support, RBDS information
Alpine 43CSS654 6.5-inch Component System
- Mida del woofer: 6 1/2 polzades (160 mm)
- Talla de la mida: 3/4 polzades (20 mm)
- Material de la cúpula del tweeter: Titani
- Potència màxima: 300 watts
- Potència contínua (RMS): 100 watts
- Impedància: 4 ohms
- Interval de freqüència: 35-21 kHz
- Woofer Mounting Hole Diameter: 4 13/16 polzades (123 mm)
Alpine 43CSC6934 6x9-inch 3-Way Speakers
- Disseny d'altaveus: 3 vies
- Mida del woofer: 6 x 9 polzades (160 x 230 mm)
- Resistència DC: 3.5 ohms
- Potència màxima: 450 watts
- Potència contínua (RMS): 150 watts
- Sensitivity (SPLo): 92 dB @ 1W, 1m
- Interval de freqüència: 30-20 kHz
- Diàmetre del forat de muntatge: 5 5/8 x 8 7/16 inches (143x215mm)
- Top Mount Depth: 7/16 polzades (12 mm)
- Bottom Mount Depth: 3 3/16 polzades (81 mm)
Garantia i Suport
This product bundle is covered by a 1 any de garantia del fabricant. For warranty claims or technical support, please refer to the official Alpine website or contact your authorized Alpine dealer.