Model: 51KSC6904
This manual provides detailed instructions for the installation, operation, and maintenance of your Kicker KS-Series 6x9 Coaxial Speakers (Model 51KSC6904). Please read this manual thoroughly before attempting installation or operation to ensure proper use and to maximize the performance and longevity of your speakers.
Before beginning installation, please verify that all the following items are included in your package:

Image: Pair of Kicker KS-Series 6x9 Coaxial Speakers with grilles.

Image: One Kicker KS-Series 6x9 Coaxial Speaker with its protective grille.

Image: One Kicker KS-Series 6x9 Coaxial Speaker without its grille, showing the cone and tweeter.

Image: A single protective grille for the Kicker KS-Series 6x9 speaker.

Image: Kicker branded can koozie, included as a bundle accessory.
The Kicker KS-Series speakers feature a thin-mount design, allowing them to fit easily behind most factory grilles and in various vehicle applications. Before mounting, ensure the chosen location provides sufficient clearance for the speaker's depth and diameter.
Use the provided mounting hardware to secure the speakers firmly in place. Avoid over-tightening screws, which can damage the speaker frame.
These speakers have a rated impedance of 4 ohms. Connect the speakers to an amplifier that is stable at a 4-ohm load and provides a recommended power output of up to 150 watts RMS per channel. Ensure correct polarity (+ to + and - to -) when connecting the speaker wires to both the speaker terminals and the amplifier terminals. Incorrect polarity can lead to reduced bass response and poor sound imaging.
It is recommended to use high-quality speaker wire of appropriate gauge (e.g., 16-gauge or thicker) for optimal power transfer and sound quality.
Once installed, connect your audio source to the amppengalir. Mulakan dengan amplifier's gain settings at their minimum and gradually increase them until the desired volume is achieved without distortion. These speakers are designed to deliver clear and detailed audio reproduction across a wide frequency range.
Tempoh Pecah Masuk: Like many audio components, these speakers may benefit from a break-in period. Play them at moderate volumes for several hours before attempting to play them at their maximum capabilities. This allows the speaker's suspension components to loosen and perform optimally.
If you experience issues with your Kicker KS-Series speakers, refer to the table below for common problems and their solutions:
| Masalah | Kemungkinan Punca | Penyelesaian |
|---|---|---|
| Tiada suara dari pembesar suara | Pendawaian longgar atau terputus Amplifier not powered on Incorrect input selection on head unit | Periksa semua pembesar suara dan ampsambungan penguat Sahkan amplifier power and fuse Ensure correct audio source is selected |
| Bunyi herot atau tidak jelas | Ampset gain lifier terlalu tinggi Wayar pembesar suara terputus Damaged speaker cone/surround | Kurangkan ampkeuntungan penguat Inspect wiring for shorts Contact Kicker support for speaker inspection/replacement |
| Lemah atau tiada bass | Incorrect speaker polarity Tetapan silang silang salah Tidak mencukupi ampkuasa penguat | Verify speaker wire polarity Adjust head unit or amplifier crossover settings pastikan amplifier provides adequate power |
| Bunyi terputus-putus | Sambungan longgar Terlalu panas amplebih hidup | Periksa semua sambungan pendawaian Ensure proper ventilation for amplifier; reduce volume |
| Ciri | Spesifikasi |
|---|---|
| Reka Bentuk Pembesar Suara | Koaksial 2 Hala |
| Saiz Woofer | 6x9 inci |
| Saiz Tweeter | 1 inci |
| Impedans Ternilai | 4 ohm |
| Disyorkan AmpKuasa lebih hidup (RMS) | 150 Watt |
| Sensitiviti | 92 dB |
| Respons Kekerapan | 30-21k Hz |
| Diameter Lubang Pemasangan | 5-11/16 x 8-7/16 inches (14.45 x 21.43 cm) |
| Top Mount Depth | 3-3/16 inci (8.1 cm) |
| Bottom Mount Depth | 3-11/16 inci (9.37 cm) |
| Penonjolan Tweeter | 1/16 inci (0.16 cm) |
| Bahan Woofer | Polypropylene with Rubber Surrounds |
| Bahan Tweeter | Silk-dome |
| Berat Barang | 15.9 paun (7.21 kg) |
| Dimensi Pakej | 18.63 x 12 x 4.44 inci (47.32 x 30.48 x 11.28 cm) |
Kicker products are designed for durability and performance. For specific warranty terms and conditions, please refer to the warranty card included with your product or visit the official Kicker webtapak. Simpan bukti pembelian anda untuk tuntutan waranti.
If you require technical assistance, troubleshooting beyond this manual, or warranty service, please contact Kicker customer support through their official website or authorized service centers. Provide your product model number (51KSC6904) and a detailed description of the issue when contacting support.
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