J Center - Loudspeaker JBL - Free user manual and instructions
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| Type | Center channel loudspeaker |
| Brand | JBL |
| Model | J Center |
| Dimensions (W x H x D) | 17.5 x 6.3 x 8.5 in |
| Weight | 12.1 lb |
| Power Handling (RMS) | 150 W |
| Impedance | 8 ohms |
| Sensitivity | 89 dB (2.83V @ 1m) |
| Frequency Response | 55 Hz - 40 kHz |
| Crossover Frequency | 2.5 kHz |
| Drivers | 1 x 1" tweeter, 2 x 5.25" woofers |
| Enclosure Type | Bass reflex with front-firing port |
| Input Terminals | Gold-plated binding posts (bi-wire capable) |
| Recommended Amplifier Power | 20 - 200 W RMS |
| Color | Black with textured finish |
| Maintenance | Wipe with dry cloth; avoid moisture and solvents |
| Safety | Place on stable surface; do not block ventilation; keep away from heat sources |
| Spare Parts and Repairability | Contact authorized JBL service centers for genuine parts |
| Warranty | Refer to included warranty card or JBL website |
| Certifications | CE, RoHS, WEEE |
Frequently Asked Questions - J Center JBL
How do I connect the JBL J Center to my receiver?
Use high-quality speaker wire. Connect the positive and negative terminals on the speaker to the corresponding center channel output on your A/V receiver. Ensure polarity is correct (+ to +, - to -).
What is the recommended placement for the center channel speaker?
Place the J Center directly below or above your TV screen, ideally at ear level when seated. Keep it centered and stable on a shelf or stand. Avoid placing inside enclosed cabinets as it may affect sound quality.
Can I use the J Center as a front left or right speaker?
It is designed specifically as a center channel for home theater systems. While it can be used for other channels, its optimized dispersion and voicing are best for dialogue reproduction in a center position.
What is the power handling of the J Center?
The RMS power handling is 150 watts, with a recommended amplifier power range of 20 to 200 watts RMS. Ensure your receiver can deliver adequate power without distortion.
Does the J Center have bi-wiring capability?
Yes, the J Center has gold-plated binding posts that allow bi-wiring or bi-amping. Remove the metal jumpers to separate the tweeter and woofer circuits. Refer to your amplifier's manual for proper connection.
How do I clean and maintain the JBL J Center?
Wipe the cabinet with a soft, dry cloth. Do not use abrasive cleaners, solvents, or water. Keep the speaker away from moisture and direct sunlight. Ensure ventilation grilles are not blocked.
What is the frequency response of the J Center?
The J Center has a frequency response of 55 Hz to 40 kHz, covering deep bass to high frequencies. This ensures clear dialogue and seamless integration with other speakers in your system.
Is the J Center magnetically shielded?
No, the J Center is not magnetically shielded. Keep it at least 12 inches away from CRT televisions or other magnetic sensitive devices to avoid interference.
What is the warranty on the JBL J Center?
JBL typically offers a 2-year limited warranty for speakers. Register your product on the JBL website to activate warranty coverage. Keep proof of purchase.
Can I wall-mount the J Center speaker?
The J Center is not designed for wall-mounting due to its size and port placement. It is intended for shelf or stand placement. If you must mount it, use a sturdy shelf bracket that supports the weight.
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USER MANUAL J Center JBL
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Product information
Brand : JBL
Model : J Center
Category : Loudspeaker