1. Produktet er slutview
The Definitive Technology CS-9040 is a high-performance center channel speaker designed to enhance your home theater audio experience. It features an aluminum dome tweeter, two 4.5-inch BDSS (Balanced Double Surround System) mid-range drivers, and an integrated 8-inch passive bass radiator. This design ensures clear vocal reproduction, detailed sound, and impactful bass, making it suitable for demanding audio content.
The speaker's inert, resonance-free cabinet structure and acoustically transparent grille contribute to natural, uncolored sound. Its minimalist design with machined, aircraft-grade aluminum accents allows for versatile placement on a stand, shelf, or cabinet. Integrated rubber feet provide stability and protect furniture surfaces.

Figur 1: Forside view of the Definitive Technology CS-9040 Center Channel Speaker with grille attached.
2. Hvad er der i æsken
- One (1) Definitive Technology CS-9040 Center Channel Speaker
- One (1) Instruction Manual (this document)
3. Opsætning og placering
Proper placement and connection are crucial for optimal sound performance. The CS-9040 is designed to be the central component of your home theater system, primarily handling dialogue and central sound effects.
3.1 Placering
Position the center channel speaker directly above or below the center of your television screen. Ensure it is placed on a stable, flat surface such as a media console, shelf, or stand. The integrated rubber feet help prevent movement and protect surfaces. Avoid placing objects directly in front of the speaker grille to maintain clear sound projection.

Figur 2: Eksample placement of the CS-9040 center channel speaker below a television in a home theater environment.
For best results, ensure the speaker is at approximately ear level when seated in your primary listening position. If placing it on a lower surface, you may angle it slightly upwards towards the listening area.
3.2 Connection to Amplivligere/modtager
The CS-9040 is a passive speaker and requires connection to an external amplifier or A/V receiver. Use high-quality speaker wire for optimal audio transmission.
- Identificer Center Channel Output terminals on your amplifier or A/V receiver. These are typically labeled "Center" or "C".
- Connect the positive (+) terminal of the speaker to the positive (+) terminal of the center channel output on your amplivligere.
- Connect the negative (-) terminal of the speaker to the negative (-) terminal of the center channel output on your amplivligere.
- Sørg for, at alle forbindelser er sikre for at forhindre signaltab eller kortslutninger.
Henvis til din amplifier or A/V receiver's manual for specific wiring instructions and speaker configuration settings.
4. Betjeningsvejledning
As a passive speaker, the CS-9040 does not have its own power or controls. Its operation is managed entirely by your connected A/V receiver or amplivligere.
- Sørg for din amplifier/receiver is powered on and correctly configured for a center channel speaker.
- Adjust volume and sound settings (e.g., equalization, crossover frequency) through your amplifier/receiver to achieve your desired audio balance.
- The speaker is designed for continuous use within its specified power handling limits. Avoid excessive volume levels that cause audible distortion, as this can damage the speaker.
5. Vedligeholdelse og pleje
To ensure the longevity and optimal performance of your CS-9040 speaker, follow these maintenance guidelines:
- Rengøring af kabinettet: Brug en blød, damp cloth to wipe the cabinet surfaces. Avoid harsh cleaners or abrasive materials that could damage the finish.
- Rengøring af gitteret: The acoustically transparent grille can be gently vacuumed with a soft brush attachment to remove dust. If necessary, it can be carefully removed for deeper cleaning, but avoid stretching or damaging the fabric.
- Undgå væsker: Do not expose the speaker to liquids or excessive moisture.
- Temperatur og luftfugtighed: Operate and store the speaker in a moderate environment, away from extreme temperatures and high humidity.
- Direkte sollys: Avoid prolonged exposure to direct sunlight, which can cause fading or damage to the cabinet finish.
6. Fejlfinding
If you encounter issues with your CS-9040 speaker, consult the following common troubleshooting steps:
- Ingen lyd:
- Kontroller alle højttalerledningsforbindelser på både højttaleren og amplifier/receiver. Ensure they are secure and correctly connected (positive to positive, negative to negative).
- Bekræft, at din ampHvis højttaleren/modtageren er tændt, og den korrekte inputkilde er valgt.
- Confirm that the center channel output is enabled and not muted in your ampindstillinger for sender/modtager.
- Forvrænget lyd:
- Reducer lydstyrken på din ampforstærker/modtager. For høj lydstyrke kan forårsage forvrængning.
- Kontroller højttalerledningernes forbindelser for løse tråde, der kan forårsage kortslutning.
- Ensure the speaker is not placed too close to walls or corners, which can cause bass buildup or resonance.
- Review dine amplifier/receiver's settings, particularly crossover frequencies and equalization, to ensure they are appropriate for the speaker.
- Ubalanceret lyd:
- Tjek balanceindstillingerne på din amplifier/modtager.
- Ensure the speaker is centrally located relative to your listening position.
If the issue persists after trying these steps, consult your amplifier/receiver's manual or contact Definitive Technology customer support.
7. Specifikationer
| Modelnavn | CS-9040 |
| Højttaler type | Center kanal |
| Chauffører | 1" Aluminum Dome Tweeter, (2) 4.5" BDSS Mid-range Drivers, 8" Passive Bass Radiator |
| Frekvensrespons | Extends to 40 KHz (for high-resolution audio) |
| Impedans | 8 Ohm |
| Anbefalet brug | Hjemmebiograf systemer |
| Mål (D x B x H) | 12" x 20.8" x 6" (30.5 cm x 52.8 cm x 15.2 cm) |
| Vægt | 20 pund (9.07 kg) |
| Materiale | Aluminum (accents) |
| Farve | Sort |
| Monteringstype | Bordplademontering |

Figure 3: Dimensions of the Definitive Technology CS-9040 Center Channel Speaker.
8. Garanti og support
8.1 Garantioplysninger
The Definitive Technology CS-9040 Center Channel Speaker comes with a Fuld garanti. For specific terms, conditions, and duration of the warranty, please refer to the warranty card included with your product or visit the official Definitive Technology webwebsted.
8.2 Kundesupport
For further assistance, technical support, or service inquiries, please contact Definitive Technology customer support through their official webwebstedet eller kontaktoplysningerne på din produktemballage.





