1. Einleitung
This manual provides detailed instructions for the installation, operation, and maintenance of your Commax DP-2S Audio Handset (indoor unit) and DR-201D Intercom Panel (outdoor unit). Please read this manual thoroughly before installation and use to ensure proper function and longevity of the product. Keep this manual for future reference.
2. Sicherheitshinweise
Observe the following safety precautions to prevent damage to the product or injury to users:
- Vor Beginn jeglicher Installations- oder Wartungsarbeiten muss die Stromzufuhr unterbrochen sein.
- Do not expose the units to water, high humidity, or extreme temperatures.
- Versuchen Sie nicht, die Geräte selbst zu öffnen oder zu reparieren. Überlassen Sie alle Wartungsarbeiten qualifiziertem Fachpersonal.
- Use only specified wiring and components for installation.
- Halten Sie das Produkt von starken Magnetfeldern fern.
3. Packungsinhalt
Überprüfen Sie, ob alle Artikel im Paket vorhanden sind:
- Commax DP-2S Audio Handset (Indoor Unit)
- Commax DR-201D Intercom Panel (Outdoor Unit)
- Befestigungsschrauben und Anker
- Benutzerhandbuch (dieses Dokument)

Abbildung 3.1: Commax DP-2S Audio Handset (left) and DR-201D Intercom Panel (right). The indoor unit features a white casing with a telephone-style handset and a call button. The outdoor unit is a rectangular panel with a speaker grille, microphone, and a call button.
4. Einrichtung und Installation
Eine fachgerechte Installation ist für eine optimale Leistung unerlässlich. Es wird empfohlen, die Installation von einem qualifizierten Techniker durchführen zu lassen.
4.1. Schaltplan (Allgemein)
The Commax DP-2S and DR-201D typically use a 2-wire connection for audio and power. Ensure correct polarity and secure connections. Refer to the specific wiring diagram provided with your product packaging for detailed instructions, as variations may exist.
- Kabel 1: Audio/Power (+)
- Kabel 2: Ground/Power (-)
Notiz: For longer cable runs, use thicker gauge wire to minimize signal loss.
4.2. Outdoor Unit (DR-201D) Installation
- Ort wählen: Select a suitable location near the entrance, protected from direct rain and sunlight if possible, at a height convenient for visitors.
- Montage:
- Öffnen Sie vorsichtig das Außengerät casing, um Zugang zu den Befestigungslöchern zu erhalten.
- Markieren Sie die Bohrpunkte an der Wand, indem Sie das Gerät als Schablone verwenden.
- Bohren Sie Löcher und setzen Sie bei Bedarf Dübel ein.
- Secure the outdoor unit to the wall using the provided screws.
- Verdrahtung: Connect the 2-wire cable from the indoor unit to the designated terminals on the outdoor unit. Ensure connections are tight and insulated.
- Schließen Sie Casing: Securely close the outdoor unit casing.

Abbildung 4.1: Nahaufnahme view of the Commax DR-201D Intercom Panel. This unit is designed for outdoor installation, featuring a speaker grille, a small microphone opening, and a call button for visitors to initiate communication with the indoor unit.
4.3. Indoor Unit (DP-2S) Installation
- Ort wählen: Install the indoor unit in a convenient location within the building, typically near the main entrance or in a central area.
- Montage:
- Markieren Sie die Bohrpunkte an der Wand.
- Löcher bohren und Wandanker einsetzen.
- Secure the mounting bracket (if separate) or the unit directly to the wall.
- Verdrahtung: Connect the 2-wire cable from the outdoor unit to the designated terminals on the indoor unit. Ensure correct polarity.
- Stromanschluss: Connect the power adapter (if external) or ensure the unit is connected to the building's power supply as per local electrical codes.
- Endgültige Platzierung: Place the handset onto the base unit.
5. Bedienungsanleitung
5.1. Einen Anruf entgegennehmen
- When a visitor presses the call button on the DR-201D outdoor unit, the DP-2S indoor unit will ring.
- Lift the handset of the DP-2S indoor unit to answer the call.
- Speak into the handset to communicate with the visitor.
- To end the call, place the handset back onto the base unit.
5.2. Making a Call (from Indoor Unit)
The Commax DP-2S / DR-201D system is primarily designed for visitors to initiate calls from the outdoor unit to the indoor unit. The DP-2S indoor unit typically does not have a function to initiate a call to the outdoor unit.
5.3. Lautstärkeregelung
The DP-2S indoor unit may feature a volume control switch or dial, usually located on the side or bottom of the handset base. Adjust to a comfortable listening level during a call.
6. Wartung
Regular maintenance ensures optimal performance and extends the product's lifespan.
- Reinigung: Use a soft, dry cloth to clean the surfaces of both units. Do not use abrasive cleaners, solvents, or harsh chemicals.
- Inspektion: Periodically check wiring connections for looseness or damage. Ensure the outdoor unit is free from debris that might obstruct the speaker or microphone.
- Umweltschutz: While the outdoor unit is designed for outdoor use, protecting it from extreme weather conditions (e.g., heavy rain, direct prolonged sunlight) can prolong its life.
7. Fehlerbehebung
Sollten Sie auf Probleme stoßen, konsultieren Sie bitte die folgenden häufigen Probleme und Lösungen:
| Problem | Mögliche Ursache | Lösung |
|---|---|---|
| No ring from indoor unit when outdoor button is pressed. | No power to indoor unit; loose wiring; faulty outdoor button. | Check power supply to DP-2S. Verify all wiring connections are secure. Inspect outdoor unit button for damage. |
| Kein Ton oder schlechte Tonqualität. | Loose wiring; damaged speaker/microphone; incorrect volume setting. | Check all wiring connections. Adjust volume on DP-2S. Ensure speaker/microphone on both units are clear of obstructions. |
| Intermittierender Betrieb. | Loose connections; power fluctuations; environmental interference. | Secure all wiring. Ensure stable power supply. Check for external sources of interference. |
Wenn das Problem nach dem Ausprobieren dieser Lösungen weiterhin besteht, wenden Sie sich bitte an den Kundendienst oder einen qualifizierten Techniker.
8. Spezifikationen
| Besonderheit | Detail |
|---|---|
| Marke | Kommax |
| Modell (Innengerät) | DP-2S |
| Modell (Außengerät) | DR-201D |
| Typ | Audio-Gegensprechanlage |
| Farbe | Weiß |
| Material | Plastik |
| Artikelgewicht | 850 g (approximate, for the combined package) |
| Verpackungsabmessungen | 34 x 19.2 x 7 cm (ungefähr) |
| Stromquelle | Wired (no batteries required for operation) |
9. Garantie und Support
Commax products are designed for reliability and performance. For warranty information, please refer to the warranty card included with your purchase or visit the official Commax website. For technical support, service, or replacement parts, please contact your local Commax distributor or authorized service center. Provide your product model number (DP-2S / DR-201D) and purchase details when seeking support.
WebWebsite: www.commax.com





