1. Einleitung
This manual provides comprehensive instructions for the installation, setup, operation, and maintenance of your KICKER KXMA900.5 5-channel marine ampVerstärker. Bitte lesen Sie diese Bedienungsanleitung sorgfältig durch, bevor Sie das Gerät installieren oder in Betrieb nehmen, um eine einwandfreie Funktion und Sicherheit zu gewährleisten. Bewahren Sie diese Bedienungsanleitung zum späteren Nachschlagen auf.

Abbildung 1: Oben view of the KICKER KXMA900.5 Marine Ampschwerer.
2. Sicherheitshinweise
Beachten Sie die folgenden Sicherheitsvorkehrungen, um Verletzungen oder Schäden am Gerät zu vermeiden. ampVerstärker oder Fahrzeug:
- Always disconnect the vehicle's battery negative terminal before making any electrical connections.
- Stellen Sie sicher, dass alle Kabel ordnungsgemäß verlegt und befestigt sind, um Einklemmen oder Beschädigungen zu vermeiden.
- Use appropriate gauge wiring as specified in this manual to avoid overheating and potential fire hazards.
- Installieren Sie die amplifier in a location that is protected from direct exposure to water, excessive heat, and vibration.
- Betreiben Sie das amplifier if it has been submerged in water or shows signs of moisture damage.
- Seek professional installation if you are unsure about any part of the process.
3. Packungsinhalt
Überprüfen Sie, ob Ihr Paket die folgenden Artikel enthält:
- KICKER 48KXMA9005 Marine Ampschwerer
- Montagezubehör
- Benutzerhandbuch (dieses Dokument)
- Remote Bass Control (if applicable to your model variant)
4. Funktionen
The KICKER KXMA900.5 amplifier incorporates advanced features designed for marine environments:
- Konform beschichtete Leiterplatten zum Schutz vor Feuchtigkeit
- Edelstahl 316L, rostfreie Beschläge
- Small Footprint for Flexible Installation
- Eingebaute variable Frequenzweichen für präzise Lautsprecheranpassung
- Designed to Add Extra Intensity to a Large System, or Power High-End Tower Speakers
5. Installation
5.1 Montage
Wählen Sie einen Montageort, der für ausreichende Belüftung sorgt. amplifier. Avoid mounting in enclosed spaces or directly exposed to sunlight. Ensure the mounting surface is solid and secure. Use the provided hardware to firmly attach the ampschwerer.
5.2 Verkabelung
Refer to the diagram below for proper wiring connections. Ensure all connections are tight and insulated to prevent short circuits.

Figure 2: Rear panel connections for power, ground, remote, input, and speaker outputs.
5.2.1 Stromanschlüsse
- +12V (Stromversorgung): Connect directly to the positive terminal of the vehicle's battery using an appropriate gauge power cable and an inline fuse within 18 inches of the battery.
- GND (Masse): Connect to a clean, solid metal chassis point as close to the amplifier as possible. Ensure the connection point is free of paint or corrosion.
- REM (Ferneinschalten): Connect to the remote turn-on lead from your head unit or an ignition-switched 12V source.
5.2.2 Eingangsverbindungen
Schließen Sie RCA-Kabel von den Vor-/Unterbuchsen Ihres Autoradios an.amp Ausgänge zum amplifier's input terminals (AMP1, AMP2, SUB).
5.2.3 Lautsprecheranschlüsse
Connect your speakers to the designated speaker terminals (AMP1, AMP2, SUB). Observe correct polarity (+ to + and - to -) for optimal sound performance. The KXMA900.5 supports both stereo and bridged configurations for AMP1 und AMP2 channels, and a dedicated subwoofer channel.
6. Einrichtung und Anpassungen
Der KXMA900.5 amplifier features various controls for fine-tuning your audio system.

Figure 3: Control panel showing gain, crossover, and EQ settings.
6.1 Verstärkungseinstellung
The GAIN control matches the amplifier's input sensitivity to the output level of your head unit. To set the gain:
- Drehen Sie den amplifier gain to its minimum setting.
- Turn the head unit volume up to about 75% of its maximum level.
- Erhöhen Sie langsam die amplifier gain until you hear slight distortion, then back it off slightly.
6.2 Übergänge
Der amplifier features variable high-pass (HP), low-pass (LP), and band-pass (BP) crossovers for AMP1 und AMP2, and a low-pass (LP) and sub-sonic filter for the SUB channel. Adjust these to direct appropriate frequencies to your speakers and subwoofer.
- HPF (Hochpassfilter): Allows frequencies above the set point to pass through. Typically used for full-range speakers.
- LPF (Tiefpassfilter): Allows frequencies below the set point to pass through. Typically used for subwoofers.
- Sub-Sonic Filter: Filters out extremely low frequencies that are inaudible and can damage subwoofers.
6.3 KICK EQ (Bass Boost)
The KICK EQ control allows you to increase the bass output at a specific frequency. Use this feature sparingly to avoid distortion and potential speaker damage.
7. Bedienungsanleitung
Once properly installed and configured, the KXMA900.5 amplifier will automatically turn on and off with your head unit. Ensure your head unit's volume is at a reasonable level before starting playback. Adjust the head unit's balance and fader controls as desired. For optimal sound, avoid operating the system at maximum volume for extended periods, which can lead to distortion and component damage.
8. Fehlerbehebung
Wenn Ihr amplifier is not functioning correctly, consult the following table for common issues and solutions:
| Problem | Mögliche Ursache | Lösung |
|---|---|---|
| Kein Strom/Kein Ton | Sicherung durchgebrannt, lose Strom-/Masseverbindung, kein Ferneinschaltsignal. | Check inline fuse, verify power/ground connections, check remote wire for 12V. |
| Verzerrter Ton | Verstärkung zu hoch eingestellt, falsche Frequenzweicheneinstellungen, Lautsprecher beschädigt. | Reduce gain, adjust crossovers, inspect speakers for damage. |
| Amplifier goes into protection mode (red LED) | Überhitzung, Kurzschluss in der Lautsprecherverkabelung, niedrige Lautstärketage. | Ensure proper ventilation, check speaker wiring for shorts, verify battery voltage. |
| Kein Bass vom Subwoofer | Subwoofer channel gain too low, LPF set too low, subwoofer wiring issue. | Increase subwoofer gain, adjust LPF, check subwoofer connections. |
If the problem persists after troubleshooting, contact KICKER customer support or your authorized dealer.
9. Spezifikationen
The following table outlines the technical specifications for the KICKER KXMA900.5 Marine AmpReiniger:
| Spezifikation | Wert |
|---|---|
| Modellnummer | 48KXMA9005 |
| Technische Daten | 15 x 21 x 10 Zoll |
| Artikelgewicht | 8.28 Pfund |
| Hersteller | Kicker |
| Kanäle | 5 (4-channel full-range + 1-channel subwoofer) |
| Amplifier-Klasse | Klasse D |
| Schutzbeschichtung | Ja |
| Hardware | 316L Stainless-Steel |
10. Wartung
Regelmäßige Wartung gewährleistet die Langlebigkeit und Leistungsfähigkeit Ihres Geräts ampReiniger:
- Überprüfen Sie regelmäßig alle Drahtverbindungen auf Korrosion oder Lockerung.
- Reinigen Sie die ampDie Außenseite des Verstärkers mit einer weichen, damp Tuch. Vermeiden Sie die Verwendung aggressiver Chemikalien oder Scheuermittel.
- Ensure the mounting area remains free of debris that could obstruct airflow and cause overheating.
11. Garantie und Support
Your KICKER KXMA900.5 Marine Amplifier is covered by a limited warranty. For specific warranty terms and conditions, please refer to the warranty card included with your product or visit the official KICKER website. For technical support, troubleshooting assistance, or service inquiries, please contact KICKER customer service or your authorized KICKER dealer.
KICKER Offizieller WebWebsite: www.kicker.com