To help tailor any further assistance, could you share the you are pairing this with?
: Screw the mounting bracket firmly to the wall at a comfortable height (usually around 145cm from the floor).
specifically for a master/slave setup with multiple handsets? User Manual commax dp-ra01 installation manual
Up to 100 meters (using 0.65mm copper wire) or 150 meters (using 0.8mm copper wire). Mounting Type: Wall-surface mounted. Audio System: Full duplex handset communication. Package Contents COMMAX DP-RA01 Room Unit Handset Wall Mounting Bracket Bracket Fixing Screws (2x) Wall Anchors (2x) User & Installation Leaflet 2. Safety Precautions
Slide the unit firmly downward until it locks securely into place. Plug the AC power cord into the wall outlet. 4. Operation and Testing To help tailor any further assistance, could you
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.
| Problem | Likely Cause | Solution | |---------|--------------|----------| | No power (no LED) | +/- reversed or loose | Check terminal connections | | No video, but audio works | V terminal loose or camera fault | Re-crimp V wire; test camera separately | | No chime on call | Call wire not connected | Verify C terminal on both ends | | Buzzing/humming | Ground loop | Ensure - terminal is common to all devices | | Monitor beeps constantly | Call button stuck | Disconnect CALL wire; if stops, replace button | User Manual Up to 100 meters (using 0
The Commax DP-RA01 system typically comes as a set designed for single-family homes. The "M" version (Master) connects directly to AC power and interfaces with the external door station, while the "S" version (Slave) is a secondary handset.