For a detailed visual guide on wiring, you can refer to this Commax DP-RA01 Wiring Document hosted on Google Docs.
While the system runs on low voltage (usually via a power supply unit near the camera or a dedicated transformer), ensure the power is at the source before connecting the monitor. Shorting the wires while powered can damage the sensitive internal IC chips.
| Symptom | Probable Cause | Solution | | :--- | :--- | :--- | | | Loose connection on 'V' or 'G' terminal. | Check terminal tightness and polarity. | | No Audio / One-way Audio | Loose connection on 'A' terminal. | Re-strip wire and reconnect Audio terminal. | | No Power / LED off | Short circuit or distance too long. | Check for wire shorts; ensure cable length is within limits (typically max 30m-50m depending on cable gauge). | | Noisy Video / Rolling Lines | Ground loop or interference. | Use shielded cable and ensure the shield is grounded at the monitor side only. | | Water ingress | Damaged grommet or seal. | Check rubber seals and ensure cables enter from the bottom knockout hole. | commax dp-ra01 installation manual
) for internal communication. The maximum configuration is typically one door station and two indoor stations 華輝電子(集團) 有限公司 3. Mounting Instructions Secure Bracket:
The system offers a straightforward set of features designed for ease of use: For a detailed visual guide on wiring, you
Upgrade your cabling to a thicker wire gauge (0.8mm) or double up on Cat5e conductors. Incorrect wiring on Terminals 1 & 2.
Before you begin, it's crucial to identify which model(s) you have. The Commax DP-RA01 series typically comes in two variations: | Symptom | Probable Cause | Solution |
Test the connection by pressing the call button on the outdoor unit. 4. Operation Guide : When a visitor presses the button, the Go to product viewer dialog for this item. will ring. Lift the handset to talk. Ending a Conversation : Replace the handset on the cradle.
Use the volume switch on the side of the unit to adjust call volume between High and Low. 6. Technical Specifications Model: DP-RA01 Power Source: 220V ~, 50/60Hz Wiring: 2 wires for door station, 2 wires for door release.
: The manual clearly outlines the 2-wire connection for electric door locks. Note that for most standard setups, the door release button on the handset triggers the lock through these dedicated terminals. Key Specifications at a Glance Power Source AC 100-240V, 50/60Hz 2-wire (Door Station), 2-wire (Door Release) Max Distance 100m (Ø0.65mm) to 150m (Ø0.8mm) Surface Mount type with included bracket While functional, the instruction manual
2-wire connection to the door station and 2-wire connection for the door release. Effective Distance: