Introduction
The JBL 1 Series 104-BT Compact Desktop Reference Monitors are designed to provide accurate and clear sound reproduction for various applications, including music production, podcasting, vlogging, and general audio listening. These monitors combine JBL Professional's audio engineering expertise with the convenience of Bluetooth streaming, offering a versatile and reliable audio solution for both wired and wireless setups.
Informations importantes sur la sécurité
Before using your JBL 1 Series 104-BT monitors, please read and understand all safety instructions. Keep these instructions for future reference. Always follow warnings and instructions marked on the product.
- Source d'alimentation : Only connect the product to a power supply of the type described in the operating instructions or as marked on the product.
- Ventilation: Ne pas obstruer les ouvertures de ventilation. Procéder à l'installation conformément aux instructions du fabricant.
- Chaleur: Ne pas installer à proximité de sources de chaleur telles que radiateurs, bouches de chauffage, poêles ou autres appareils (y compris amp(échangeurs thermiques) qui produisent de la chaleur.
- Eau et humidité : N’utilisez pas cet appareil à proximité de l’eau. Ne l’exposez pas aux éclaboussures ni aux projections d’eau.
- Nettoyage: Nettoyer uniquement avec un chiffon sec.
- Entretien: Confiez toute réparation à un technicien qualifié. Une réparation est nécessaire lorsque l'appareil a été endommagé de quelque façon que ce soit, par exemple si le cordon d'alimentation ou la prise sont endommagés, si du liquide a été renversé ou si des objets sont tombés à l'intérieur de l'appareil, si l'appareil a été exposé à la pluie ou à l'humidité, s'il ne fonctionne pas normalement ou s'il est tombé.
Contenu du colis
Vérifiez que tous les composants énumérés ci-dessous sont inclus dans votre colis :
- JBL 104-BT Reference Monitors (Pair)
- 1x Extension Monitor Speaker Wire (2-Conductor, 2 meters)
- 1x 3.5 mm to RCA Audio Cable
- Cordon d'alimentation 1x
- 1x Guide d'installation rapide
Produit terminéview
The JBL 1 Series 104-BT monitors feature a compact design with advanced acoustic engineering for optimal sound. The primary (master) monitor houses the controls and inputs, while the secondary (extension) monitor connects via speaker wire.
Caractéristiques principales :
- Optimized acoustic design with a 4.5-inch coaxial driver for accurate sound.
- Puissance intégrée de classe D de 60 watts amplifier (30 watts per speaker).
- Multiple connectivity options: Bluetooth 5.0, 3.5mm Aux, RCA, and 1/4-inch TRS inputs.
- Front-panel volume control and headphone jack with speaker mute function.
- Sleek, compact design suitable for desktop environments.

Figure 1 : Face avant view of the JBL 1 Series 104-BT master monitor, showing the speaker grille, volume knob, input select knob, headphone jack, and Aux In port.

Figure 2 : Arrière view of both the master and extension monitors. The master monitor shows power input, TRS inputs, RCA inputs, and speaker output to the extension monitor. The extension monitor shows only the speaker input.

Figure 3: Dimensions of a single JBL 1 Series 104-BT monitor, showing height of 9.7 inches, width of 6 inches, and depth of 4.9 inches.
Official Product Video: JBL 104-BT Bluetooth Reference Monitors
Cette vidéo donne un aperçuview of the JBL 104-BT Bluetooth Reference Monitors, showcasing their features and design. Duration: 1 minute 13 seconds.
Installation
1. Déballage et placement
- Carefully remove the monitors and all accessories from the packaging.
- Place the master monitor (with controls) and the extension monitor on a stable, flat surface, such as a desktop. For optimal stereo imaging, position them equidistant from your listening position, forming an equilateral triangle.
- Ensure adequate ventilation around both monitors.
2. Connecting the Monitors
- Connect the included speaker wire from the "TO EXTENSION MONITOR" output on the rear of the master monitor to the input terminals on the rear of the extension monitor. Ensure correct polarity (red to red, black to black).
- Connect the power cord to the master monitor's power input and then to a suitable AC power outlet.
3. Connexions d'entrée audio
The JBL 104-BT monitors offer several input options:
- Bluetooth : Pour la diffusion audio sans fil depuis des appareils compatibles.
- Auxiliaire (3.5 mm) : Connect devices like smartphones or media players using a 3.5mm audio cable to the front-panel AUX IN jack.
- Entrées RCA : Use the included 3.5mm to RCA cable or other RCA cables to connect to audio interfaces, mixers, or consumer audio equipment.
- TRS (1/4-inch) Inputs: For professional audio equipment with balanced or unbalanced 1/4-inch outputs.
Connect your desired audio source to the appropriate input on the master monitor. You can connect multiple sources simultaneously and select between them using the front-panel INPUT SELECT knob, or combine all inputs.
Mode d'emploi
1. Mise sous/hors tension
Press the power button located on the front panel of the master monitor to turn the speakers on or off. A blue LED indicator will illuminate when the speakers are powered on.
2. Contrôle du volume
Adjust the overall output volume using the large VOLUME knob on the front panel of the master monitor. Rotate clockwise to increase volume, counter-clockwise to decrease.
3. Sélection d'entrée
The INPUT SELECT knob allows you to choose your audio source:
- Rotate the knob to select between Bluetooth, Aux, RCA, or TRS inputs.
- An "ALL" setting is available to combine and play audio from all connected inputs simultaneously.
4. Couplage Bluetooth
- Turn the INPUT SELECT knob to the Bluetooth position. The Bluetooth indicator LED will flash.
- On your audio device (smartphone, tablet, computer), enable Bluetooth and search for "JBL 104-BT".
- Select "JBL 104-BT" to pair. Once paired, the Bluetooth LED will glow solid blue.
- If pairing fails, ensure no other device is connected and try again.
5. Sortie casque
Connect headphones to the 3.5mm headphone jack on the front panel. Plugging in headphones will automatically mute the main speakers, allowing for private listening.
Entretien
To ensure the longevity and optimal performance of your JBL 1 Series 104-BT monitors, follow these simple maintenance guidelines:
- Nettoyage: Essuyez les surfaces extérieures avec un chiffon doux et sec. N’utilisez pas de nettoyants abrasifs, de cires ni de solvants.
- Poussière: Regularly dust the speaker grilles and ventilation openings to prevent accumulation.
- Environnement: Avoid exposing the monitors to extreme temperatures, high humidity, or direct sunlight.
- câbles: Vérifiez régulièrement tous les branchements de câbles pour vous assurer qu'ils sont bien fixés et qu'ils ne présentent aucun signe d'usure.
Dépannage
If you encounter issues with your JBL 1 Series 104-BT monitors, refer to the following common problems and solutions:
| Problème | Cause possible | Solution |
|---|---|---|
| Aucun son des haut-parleurs | Power not connected; Volume too low; Incorrect input selected; Audio source issue; Speaker wire disconnected. | Ensure power cord is securely connected and unit is powered on. Increase volume. Select correct input source. Check audio source output. Verify speaker wire connection between master and extension monitors. |
| Bluetooth not connecting or dropping out | Not in pairing mode; Device too far; Interference; Previously paired device connected. | Ensure INPUT SELECT is on Bluetooth and LED is flashing. Move device closer to speakers. Reduce interference from other wireless devices. Disconnect from other devices or forget "JBL 104-BT" on your device and re-pair. |
| Qualité sonore déformée ou médiocre | Input level too high; Poor cable connection; Low quality audio source. | Reduce volume on audio source or speakers. Check all cable connections for secure fit. Try a different audio source or cable. |
| Loud startup chime | Normal operation, no user control. | This is a built-in feature. Some users report the chime is less noticeable or absent when "ALL MODE" is selected for input. |
Caractéristiques
Detailed technical specifications for the JBL 1 Series 104-BT monitors:
- Marque: JBL
- Numéro de modèle : JBL1O4-BT-WH
- Type de haut-parleur : Multimedia, Desktop Reference Monitor
- Diamètre du haut-parleur : 4.5 pouces (118 mm)
- Diamètre du tweeter : 0.75 Inches (19 mm) soft-dome
- Amplifier : Integrated 60-watt Class D (30 watts per speaker)
- Réponse en fréquence : 60 Hz - 20 kHz
- Rapport signal sur bruit: 75 dB
- Technologie de connectivité: Auxiliary (3.5mm), Bluetooth 5.0, RCA, TRS (1/4-inch)
- Gamme Bluetooth: 10 mètres
- Mode de sortie audio : Stéréo
- Matériau du boîtier : Acier inoxydable
- Item Dimensions (H x W x D): 9.7" x 6" x 4.9" (par haut-parleur)
- Poids de l'article : 0.45 Kilograms (per speaker)
- Source d'alimentation : Électrique avec fil
Informations sur la garantie
This product is sold by an AUTHORIZED JBL Professional NORTH AMERICAN DEALER and includes the official JBL Professional manufacturer’s warranty. The warranty is valid only for products purchased from authorized sellers within the United States. Full details are available on the JBL Professional website.
For specific warranty terms and conditions, please visit the official JBL Professional webconsultez votre site web ou contactez votre revendeur agréé.
Soutien
For further assistance, technical support, or service inquiries regarding your JBL 1 Series 104-BT monitors, please contact JBL Professional customer support or visit their official website. You may also refer to the quick setup guide included in your package for additional information.
JBL Professional Website: jblpro.com