Introduction
This manual provides detailed instructions for the safe and efficient use of your Lenco PA-45 Portable Sound System. Please read this manual thoroughly before operating the device and retain it for future reference.
The Lenco PA-45 is a versatile portable sound system featuring Bluetooth connectivity, USB and SD card playback, AUX input, microphone input, and guitar input. It operates on both AC power and an integrated rechargeable battery, making it suitable for various mobile applications.
Informations importantes sur la sécurité
- Ne pas exposer l'appareil à la pluie ou à l'humidité afin d'éviter tout risque d'incendie ou d'électrocution.
- Ne bloquez aucune ouverture de ventilation.
- Assurez-vous que le cordon d’alimentation n’est pas pincé ou piétiné.
- Utilisez uniquement les accessoires spécifiés par le fabricant.
- Confiez toute intervention d'entretien à un personnel qualifié.
- Tenez l'appareil à l'écart de la lumière directe du soleil, des sources de chaleur et des champs magnétiques puissants.
Contenu du colis
Veuillez vérifier que tous les articles énumérés ci-dessous sont inclus dans votre colis :
- Lenco PA-45 Portable Sound System
- Câble d'alimentation CA
- Sangle de transport
- Manuel d'utilisation multilingue
Produit terminéview
The Lenco PA-45 is designed for portability and versatility, offering multiple audio input options and robust sound output.
Panneau avant

Image : Avant view of the Lenco PA-45 Portable Sound System. This image displays the main speaker grille, two smaller speaker grilles, and the Lenco brand logo. The unit has a black finish with silver corner protectors and trim.
Commandes et entrées du panneau supérieur

Image: Top panel of the Lenco PA-45. This image highlights the control panel with knobs for Volume, Bass, Treble, Mic Echo, and dedicated volume controls for Microphone and Guitar. It also shows input jacks for microphone and guitar, a USB port, an SD card slot, and AUX input (RCA). Status indicators for Power and Charge are visible.
- Bouton de volume : Ajuste le volume général.
- Bouton de basse : Ajuste la sortie audio basse fréquence.
- Bouton des aigus : Ajuste la sortie audio haute fréquence.
- Mic Echo Knob: Controls the echo effect for the microphone input.
- Mic/Guitar Vol Knobs: Individual volume controls for microphone and guitar inputs.
- Prise d'entrée micro : Pour connecter un microphone.
- Prise d'entrée guitare : Pour brancher une guitare.
- Port USB : Pour la lecture depuis une clé USB.
- Emplacement pour carte SD : Pour la lecture sur carte SD.
- Entrée AUX (RCA L/R) : Pour connecter des appareils audio externes via des câbles RCA.
- Input Switching Buttons: Buttons for selecting input sources (Bluetooth, USB, SD, AUX).
- Power/Charge Indicators: LEDs indicating power status and battery charging.
Rear Panel Power Source

Image: Rear panel of the Lenco PA-45. This image shows the power input section, including the DC input, AC input, and switches for power source selection (DC Input / AC Input) and charging control (AC ON / OFF / CHG ON).
- Entrée DC: For external DC power source (if applicable).
- Entrée CA : Pour connecter le câble d'alimentation secteur.
- Interrupteur de source d'alimentation : Selects between DC Input and AC Input.
- Commutateur d'alimentation CA : Controls AC power and charging function (ON/OFF/CHG ON).
Installation
1. Alimentation de l'unité
The Lenco PA-45 can be powered by AC mains or its internal rechargeable battery.
- Alimentation secteur : Connect the supplied AC power cable to the AC Input on the rear panel and plug the other end into a wall outlet. Set the "POWER SOURCE" switch to "AC INPUT" and the "AC POWER" switch to "ON".
- Puissance de la batterie : Ensure the internal battery is charged. Set the "POWER SOURCE" switch to "DC INPUT". The unit will operate on battery power.
2. Chargement de la batterie
To charge the integrated lead-acid battery:
- Connect the AC power cable to the unit and a wall outlet.
- Set the "POWER SOURCE" switch to "AC INPUT".
- Set the "AC POWER" switch to "CHG ON". The "CHG" indicator light on the top panel will illuminate.
- Allow sufficient time for the battery to fully charge. The "CHG" indicator will typically change or turn off when charging is complete.
- Note: For optimal battery life, it is recommended to charge the battery at least once a month, even if the unit is not in regular use.
3. Fixation de la sangle de transport
Attach the included carry strap to the designated attachment points on the sides of the unit for easy portability.
Mode d'emploi
1. Fonctionnement de base
- Mettez l'appareil en marche à l'aide de l'interrupteur d'alimentation situé sur le panneau arrière.
- Adjust the master Volume knob to a low level before playing audio.
- Utilisez le Basse et Tripler knobs to adjust the sound equalization to your preference.
2. Connexion Bluetooth
- Press the "INPUT SWITCHING" button until "Bluetooth" mode is selected. The Bluetooth indicator will flash.
- Sur votre appareil mobile (smartphone, tablette, etc.), activez le Bluetooth et recherchez les appareils disponibles.
- Select "Lenco PA-45" from the list of devices.
- Once paired, the Bluetooth indicator will stop flashing and remain solid. You can now play audio from your device through the PA-45.
- Note: If connection issues occur, ensure no other devices are connected to the PA-45 and try re-pairing.
3. USB / SD Card Playback

Image: Top panel of the Lenco PA-45 with a USB stick inserted. This image demonstrates the USB port in use, indicating how to connect a USB flash drive for media playback.
- Insert a USB flash drive into the USB port or an SD card into the SD card slot on the top panel.
- Press the "INPUT SWITCHING" button to select "USB" or "SD" mode.
- L'appareil commencera automatiquement à lire des fichiers audio compatibles. files du périphérique de stockage.
- Use the playback controls (Play/Pause, Next, Previous) on the top panel to manage your music.
4. Entrée AUX
- Connect an external audio device (e.g., MP3 player, CD player) to the "AUX INPUT" RCA jacks on the top panel using an appropriate audio cable.
- Press the "INPUT SWITCHING" button to select "AUX" mode.
- Play audio from your connected device. Adjust the volume on both the PA-45 and your external device for optimal sound.
5. Entrée micro
- Connect a microphone to the "MIC INPUT" jack on the top panel.
- Réglez le bouton « MIC VOL » pour contrôler le volume du microphone.
- Use the "MIC ECHO" knob to add an echo effect to the microphone's sound.
6. Entrée guitare
- Connect your guitar to the "GUITAR INPUT" jack on the top panel.
- Adjust the "GUITAR VOL" knob to control the guitar's volume.
Entretien
1. Nettoyage
- Débranchez toujours le câble d'alimentation avant de procéder au nettoyage.
- Use a soft, dry cloth to wipe the exterior surfaces of the unit.
- N’utilisez pas de nettoyants abrasifs, de cires ou de solvants, car ils pourraient endommager la finition.
2. Entretien de la batterie
- To prolong the life of the integrated lead-acid battery, ensure it is fully charged before first use.
- If the unit will not be used for an extended period, charge the battery at least once a month to prevent deep discharge and damage.
- Avoid operating the unit until the battery is completely depleted, as this can reduce battery lifespan.
Dépannage
If you encounter issues with your Lenco PA-45, refer to the following common problems and solutions:
| Problème | Cause possible | Solution |
|---|---|---|
| Pas de courant | Câble d'alimentation non connecté ; batterie déchargée ; interrupteur d'alimentation éteint. | Ensure AC cable is securely connected and plugged in. Charge the battery. Check that the power switches on the rear panel are in the correct "ON" position. |
| Pas de sortie audio | Volume too low; Incorrect input selected; Audio cable not connected properly; External device volume low. | Increase the master volume. Select the correct input source (Bluetooth, USB, SD, AUX). Check all audio cable connections. Increase volume on the connected external device. |
| Connexion Bluetooth instable ou défaillante | Device too far; Interference; Already paired with another device. | Move your device closer to the PA-45. Avoid obstacles. Disconnect from other Bluetooth devices. Try re-pairing the device. |
| La lecture USB/SD ne fonctionne pas | Incorrect file Formatage incorrect ; carte USB/SD mal insérée ; fichier corrompu files. | Assurez-vous que le son fileLes fichiers sont dans un format compatible (par exemple, MP3). Réinsérez la clé USB ou la carte SD. Essayez une autre clé USB ou carte SD. |
| Weak or no bass sound | Bass knob set too low; Room acoustics. | Ajustez le Basse knob to increase low frequencies. Position the unit in a corner or near a wall to enhance bass response. |
| Bruit de bourdonnement ou de bourdonnement | Ground loop; Interference from other electronics; Faulty cable. | Try plugging the unit into a different power outlet. Disconnect other devices to identify the source of interference. Use shielded audio cables. |
Caractéristiques
| Fonctionnalité | Détail |
|---|---|
| Numéro de modèle | PA-45 |
| Marque | Lenco |
| Puissance de sortie | 30 watts (RMS) |
| Source d'énergie | AC Mains / Integrated 12V/2.6Ah Lead-Acid Battery |
| Connectivité | Bluetooth, USB, SD Card, AUX (RCA), Microphone Input, Guitar Input |
| Contrôles | Volume, Bass, Treble, Mic Echo, Mic Volume, Guitar Volume |
| Dimensions du produit (L x P x H) | 26.7 x 11.8 x 26.7 cm |
| Poids | 5120 g |
| Composants inclus | PA-45 Sound System, AC Cable, Carry Strap, Multi-language Manual |
Garantie et assistance
For warranty information or technical support, please refer to the warranty card included with your product or contact Lenco customer service directly. Contact details can typically be found on the manufacturer's official websur le site ou dans la documentation incluse.
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