JBL Stage 2 245C Uputstvo za upotrebu centralnog zvučnika

1. Uvod

Hvala vam što ste odabrali JBL Stage 2 245C Center Channel Loudspeaker. This manual provides essential information for the proper setup, operation, and maintenance of your speaker to ensure optimal performance and longevity. Please read these instructions thoroughly before use.

Front view iz JBL Stage 2 245C center channel loudspeaker without the grille, showcasing the four woofers and central HDI horn tweeter.

2. Sigurnosne informacije

To reduce the risk of electric shock, fire, or damage to your equipment, observe the following precautions:

Pročitajte uputstva: Sačuvajte ovaj priručnik za buduću upotrebu.
Obratite pažnju na upozorenja: Slijedite sva upozorenja na proizvodu i u uputama za upotrebu.
čišćenje: Čistite samo suhom krpom.
ventilacija: Ne blokirajte ventilacijske otvore. Instalirajte u skladu s uputama proizvođača.
toplina: Ne postavljajte u blizini izvora toplote kao što su radijatori, grejni registri, peći ili drugi uređaji (uključujući ampLifiers) koji proizvode toplotu.
Prilozi/Dodaci: Koristite samo dodatke/pribor koje je odredio proizvođač.
plasman: Place the speaker on a stable, level surface. Avoid placing it in direct sunlight or near sources of moisture.
Žice zvučnika: Ensure speaker wires are properly connected and free from damage. Avoid short circuits.

3. Sadržaj paketa

Provjerite da li vaš paket sadrži sljedeće stavke:

JBL Stage 2 245C Center Channel Loudspeaker System (1 unit)

4. Podešavanje

4.1 Postavljanje zvučnika

Proper placement of your center channel speaker is crucial for optimal sound imaging and dialogue clarity in a home theater system. The center channel speaker is primarily responsible for reproducing dialogue and on-screen sound effects.

Lokacija: Position the center channel speaker directly above or below the center of your television or projection screen.
Visina: Ideally, the tweeter of the center channel speaker should be as close to the height of the main left and right speakers' tweeters as possible, and at or near ear level when seated.
Udaljenost: Ensure the speaker is placed at an equal distance from the primary listening position as your main left and right speakers to maintain proper sound staging.
Čist put: Avoid placing objects in front of the speaker that could obstruct the sound.

A lifestyle image showing the JBL Stage 2 245C center channel loudspeaker with its grille installed, placed within a home entertainment setup beneath a receiver.

4.2 Connecting to Your Receiver

JBL Stage 2 245C is a passive loudspeaker and requires connection to an audio/video (AV) receiver or amplifier. Use high-quality speaker wire for the best performance.

Iskljuciti: Ensure your AV receiver/amplifier is turned off and unplugged from the power outlet before making any connections.
Identifikujte terminale: Locate the speaker terminals on the back of your JBL Stage 2 245C speaker and on your AV receiver. The terminals are typically color-coded (red for positive +, black for negative -).
Prepare Speaker Wire: Strip approximately 1/2 inch (12mm) of insulation from the ends of your speaker wire. Twist the bare strands tightly.
Povežite se sa zvučnikom: Connect the positive (+) terminal of the speaker to the positive (+) center channel output terminal on your receiver. Connect the negative (-) terminal of the speaker to the negative (-) center channel output terminal on your receiver. Ensure no stray wire strands are touching each other or other terminals, which could cause a short circuit.
Provjerite polaritet: Maintain consistent polarity for all speakers in your system (positive to positive, negative to negative) to ensure proper phase and sound reproduction.

Refer to your AV receiver's manual for specific connection instructions and speaker setup procedures.

5. Upravljanje zvučnikom

As a passive speaker, the JBL Stage 2 245C does not have its own controls. Its operation is managed entirely through your connected AV receiver or amplifier.

Uključivanje/isključivanje: Turn your AV receiver on or off as usual. The speaker will receive power and audio signals from the receiver.
Odabir ulaza: Select the desired audio/video input on your receiver for your source device (e.g., Blu-ray player, streaming device).
Kontrola jačine zvuka: Adjust the overall system volume using your receiver's volume control.
Speaker Level Calibration: For optimal performance, use your AV receiver's automatic speaker calibration feature (e.g., Audyssey, MCACC, YPAO) if available. This will set appropriate levels, distances, and equalization for your center channel speaker within your listening environment.
Period provale: Like many loudspeakers, your JBL Stage 2 245C may benefit from a break-in period of several hours of normal use. During this time, the drivers will loosen up, potentially leading to a more refined sound.

6. Održavanje

Proper care will help maintain the appearance and performance of your JBL Stage 2 245C loudspeaker.

Čišćenje kabineta: Use a soft, dry cloth to wipe the cabinet surfaces. Avoid using abrasive cleaners, waxes, or solvents, as they may damage the finish.
Čišćenje rešetke: The fabric grille can be gently vacuumed with a soft brush attachment to remove dust. If necessary, it can be carefully removed and hand-washed with mild soap and water, then allowed to air dry completely before reattaching.
Briga o vozačima: Avoid touching the speaker cones or tweeters directly, as this can cause damage.
Uslovi okoline: Keep the speaker away from extreme temperatures, high humidity, and direct sunlight.

7. Otkrivanje problema

Ako imate problema sa vašim JBL Stage 2 245C speaker, consult the following troubleshooting guide. For persistent problems, contact JBL customer support.

Problem	Mogući uzrok	Rješenje
Nema zvuka iz zvučnika	Labavi ili nepravilni priključci žica zvučnika. Receiver input not selected correctly. Receiver volume too low or muted. Speaker protection mode activated on receiver.	Check all speaker wire connections at both the speaker and receiver. Ensure correct polarity (+ to +, - to -). Verify the correct input source is selected on your AV receiver. Increase receiver volume and check for mute function. Consult your receiver's manual for troubleshooting speaker protection.
Izobličen ili nejasan zvuk	Labavi spojevi žica zvučnika. Overdriving the speaker/amplifier. Incorrect speaker settings on receiver. Speaker placed too close to a wall or corner.	Check all speaker wire connections. Reduce the volume level. Ensure your amplifier has adequate power for the speaker. Run your receiver's automatic speaker calibration. Adjust speaker placement to allow for proper bass response and imaging.
Dialogue sounds muffled or unclear	Incorrect center channel level. Obstruction in front of the speaker. Speaker not positioned optimally.	Adjust the center channel level in your receiver's settings. Remove any objects blocking the speaker's sound path. Ensure the speaker is positioned directly below or above the TV and aimed towards the listening area.

8. Specifikacije

The following are the technical specifications for the JBL Stage 2 245C Center Channel Loudspeaker:

Dimensions of the JBL Stage 2 245C center channel loudspeaker.

Feature	Opis
Naziv modela	Stage 245C
Vrsta zvučnika	Center Channel (Bookshelf-style)
Materijal	Aluminum (Tweeter), Polycellulose (Woofers)
Woofer Diameter	Quad 4.5 inches (114mm) Polycellulose Ribbed Cone Woofers
Prečnik visokotonca	1 inch (25mm) Anodized Aluminum Tweeter with Next Generation HDI™ Horn
Crossover	Precision 2.5-Way Crossover
Luke	Dual Rear-Firing Tuned Ports (Bass-Reflex Design)
Impedansa	6 Ohma
Maksimalna izlazna snaga zvučnika	150 Watts
Vrsta audio drajvera	Dynamic Driver
Način audio izlaza	Surround
Preporučena upotreba	For Music Players, For Surround Sound Systems, For Televisions
Kompatibilni uređaji	Kućno kino, Televizor
Konfiguracija kanala surround zvuka	5.1
Dimenzije proizvoda (D x Š x V)	6.1" x 29.1" x 8.5" (15.5 cm x 73.9 cm x 21.6 cm)
Težina artikla	26.4 funti (12 kilograma)
Boja	Latte
Vrsta montaže	Nosač polica
UPC	050036401883
Proizvođač	JBL

Close-up view of a single 4.5-inch polycellulose ribbed cone woofer, part of the JBL Stage 2 245C speaker.

Close-up of a 4.5-inch polycellulose ribbed cone woofer.

Close-up view of the 1-inch anodized aluminum tweeter integrated into the Next Generation HDI™ horn, located in the center of the JBL Stage 2 245C speaker.

Close-up of the 1-inch anodized aluminum tweeter with HDI™ horn.

Interni view of the precision 2.5-way crossover network board.

9. Garancija i podrška

Vaš JBL Stage 2 245C Center Channel Loudspeaker is covered by a limited warranty. Please refer to the warranty card included with your product or visit the official JBL webstranicu za detaljne uslove i odredbe garancije.

For technical support, service, or additional product information, please visit the JBL podrška Website or contact your local JBL authorized dealer.

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JBL Stage 245C